Cities Index.
Agenda packet, regular meeting

Moreno Valley City Council
June 21, 2022

Document
Agenda packet, regular meeting
Meeting
June 21, 2022
Body
Moreno Valley City Council
Pages
75
Original file
208.2 MB
Text extracted from the city's file for reading and search. Open the original on movalarchive.org. That file is the official record.

F.1.l
Packet Pg. 1974 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 500P
---------------------------------------------------------------------------- >>>>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>(STANDARD CURB SECTION USED)<<<<<
============================================================================ UPSTREAM ELEVATION(FEET) = 1748.80 DOWNSTREAM ELEVATION(FEET) = 1739.70 STREET LENGTH(FEET) = 885.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 38.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 15.00 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
Manning's FRICTION FACTOR for Streetflow Section(curb-to-curb) = 0.0149 **TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.43 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:

STREET FLOW DEPTH(FEET) = 0.38
HALFSTREET FLOOD WIDTH(FEET) = 10.89
AVERAGE FLOW VELOCITY(FEET/SEC.) = 2.49
PRODUCT OF DEPTH&VELOCITY(FT*FT/SEC.) = 0.94
STREET FLOW TRAVEL TIME(MIN.) = 5.92 Tc(MIN.) = 18.21
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 2.179
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8708
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.05 SUBAREA RUNOFF(CFS) = 1.99
TOTAL AREA(ACRES) = 2.1 PEAK FLOW RATE(CFS) = 4.43
END OF SUBAREA STREET FLOW HYDRAULICS:

DEPTH(FEET) = 0.40 HALFSTREET FLOOD WIDTH(FEET) = 12.23 FLOW VELOCITY(FEET/SEC.) = 2.63 DEPTH*VELOCITY(FT*FT/SEC.) = 1.06 LONGEST FLOWPATH FROM NODE 500.00 TO NODE 502.00 = 1745.00 FEET. ============================================================================ END OF STUDY SUMMARY:

TOTAL AREA(ACRES) = 2.1 TC(MIN.) = 18.21
PEAK FLOW RATE(CFS) = 4.43
============================================================================ ============================================================================

END OF RATIONAL METHOD ANALYSIS

Page 2 ends

F.1.l
Packet Pg. 1975 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 510P
____________________________________________________________________________ ****************************************************************************

RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON

RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT (RCFC&WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982-2016 Advanced Engineering Software (aes) (Rational Tabling Version 23.0)
Release Date: 07/01/2016 License ID 1435
Analysis prepared by:

THIENES ENGINEERING, INC.
14349 FIRESTONE BLVD
LA MIRADA, CA 90638
714-521-4811
************************** DESCRIPTION OF STUDY ************************** * TEI JOB 3828 *
* 100-YEAR STORM EVENT *
* STREET FLOW (NODES 510-511) *
************************************************************************** FILE NAME: W:\3828\510P.DAT
TIME/DATE OF STUDY: 09:09 03/22/2021
---------------------------------------------------------------------------- USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
---------------------------------------------------------------------------- USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 12.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95 10-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.010
10-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 0.820
100-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.940
100-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 1.200
SLOPE OF 10-YEAR INTENSITY-DURATION CURVE = 0.5003939
SLOPE OF 100-YEAR INTENSITY-DURATION CURVE = 0.5001161
COMPUTED RAINFALL INTENSITY DATA:

STORM EVENT = 100.00 1-HOUR INTENSITY(INCH/HOUR) = 1.200 SLOPE OF INTENSITY DURATION CURVE = 0.5001
RCFC&WCD HYDROLOGY MANUAL "C"-VALUES USED FOR RATIONAL METHOD NOTE: CONSIDER ALL CONFLUENCE STREAM COMBINATIONS

FOR ALL DOWNSTREAM ANALYSES
*USER-DEFINED STREET-SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL* HALF- CROWN TO STREET-CROSSFALL: CURB GUTTER-GEOMETRIES: MANNING

WIDTH CROSSFALL IN- / OUT-/PARK- HEIGHT WIDTH LIP HIKE FACTOR NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) (n)
=== ===== ========= ================= ====== ===== ====== ===== ======= 1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150 GLOBAL STREET FLOW-DEPTH CONSTRAINTS:

1. Relative Flow-Depth = 0.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top-of-Curb)

2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT/S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
**************************************************************************** FLOW PROCESS FROM NODE 510.00 TO NODE 511.00 IS CODE = 21 ---------------------------------------------------------------------------- >>>>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<<<<<
============================================================================

ASSUMED INITIAL SUBAREA UNIFORM

DEVELOPMENT IS COMMERCIAL
TC = K*[(LENGTH**3)/(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW-LENGTH(FEET) = 395.00
UPSTREAM ELEVATION(FEET) = 1740.00
DOWNSTREAM ELEVATION(FEET) = 1736.25
ELEVATION DIFFERENCE(FEET) = 3.75
TC = 0.303*[( 395.00**3)/( 3.75)]**.2 = 8.409
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 3.206
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8778
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.81
TOTAL AREA(ACRES) = 1.00 TOTAL RUNOFF(CFS) = 2.81
============================================================================ END OF STUDY SUMMARY:

TOTAL AREA(ACRES) = 1.0 TC(MIN.) = 8.41

Page 1 ends

F.1.l
Packet Pg. 1976 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 510P
PEAK FLOW RATE(CFS) = 2.81
============================================================================ ============================================================================

END OF RATIONAL METHOD ANALYSIS

Page 2 ends

F.1.l
Packet Pg. 1977 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 520P
____________________________________________________________________________ ****************************************************************************

RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON

RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT (RCFC&WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982-2016 Advanced Engineering Software (aes) (Rational Tabling Version 23.0)
Release Date: 07/01/2016 License ID 1435
Analysis prepared by:

THIENES ENGINEERING, INC.
14349 FIRESTONE BLVD
LA MIRADA, CA 90638
714-521-4811
************************** DESCRIPTION OF STUDY ************************** * TEI JOB 3828 *
* 100-YEAR STORM EVENT *
* STREET FLOW (NODES 520-522) *
************************************************************************** FILE NAME: W:\3828\520P.DAT
TIME/DATE OF STUDY: 09:29 03/22/2021
---------------------------------------------------------------------------- USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
---------------------------------------------------------------------------- USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 12.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95 10-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.010
10-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 0.820
100-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.940
100-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 1.200
SLOPE OF 10-YEAR INTENSITY-DURATION CURVE = 0.5003939
SLOPE OF 100-YEAR INTENSITY-DURATION CURVE = 0.5001161
COMPUTED RAINFALL INTENSITY DATA:

STORM EVENT = 100.00 1-HOUR INTENSITY(INCH/HOUR) = 1.200 SLOPE OF INTENSITY DURATION CURVE = 0.5001
RCFC&WCD HYDROLOGY MANUAL "C"-VALUES USED FOR RATIONAL METHOD NOTE: CONSIDER ALL CONFLUENCE STREAM COMBINATIONS

FOR ALL DOWNSTREAM ANALYSES
*USER-DEFINED STREET-SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL* HALF- CROWN TO STREET-CROSSFALL: CURB GUTTER-GEOMETRIES: MANNING

WIDTH CROSSFALL IN- / OUT-/PARK- HEIGHT WIDTH LIP HIKE FACTOR NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) (n)
=== ===== ========= ================= ====== ===== ====== ===== ======= 1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150 GLOBAL STREET FLOW-DEPTH CONSTRAINTS:

1. Relative Flow-Depth = 0.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top-of-Curb)

2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT/S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
**************************************************************************** FLOW PROCESS FROM NODE 520.00 TO NODE 521.00 IS CODE = 21 ---------------------------------------------------------------------------- >>>>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<<<<<
============================================================================

ASSUMED INITIAL SUBAREA UNIFORM

DEVELOPMENT IS COMMERCIAL
TC = K*[(LENGTH**3)/(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW-LENGTH(FEET) = 755.00
UPSTREAM ELEVATION(FEET) = 1737.10
DOWNSTREAM ELEVATION(FEET) = 1724.20
ELEVATION DIFFERENCE(FEET) = 12.90
TC = 0.303*[( 755.00**3)/( 12.90)]**.2 = 9.688
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 2.987
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8766
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.49
TOTAL AREA(ACRES) = 0.95 TOTAL RUNOFF(CFS) = 2.49
**************************************************************************** FLOW PROCESS FROM NODE 521.00 TO NODE 522.00 IS CODE = 61

Page 1 ends

F.1.l
Packet Pg. 1978 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 520P
---------------------------------------------------------------------------- >>>>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>(STANDARD CURB SECTION USED)<<<<<
============================================================================ UPSTREAM ELEVATION(FEET) = 1724.20 DOWNSTREAM ELEVATION(FEET) = 1696.30 STREET LENGTH(FEET) = 755.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 15.00 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
Manning's FRICTION FACTOR for Streetflow Section(curb-to-curb) = 0.0149 **TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.69 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:

STREET FLOW DEPTH(FEET) = 0.33
HALFSTREET FLOOD WIDTH(FEET) = 8.37
AVERAGE FLOW VELOCITY(FEET/SEC.) = 4.14
PRODUCT OF DEPTH&VELOCITY(FT*FT/SEC.) = 1.35
STREET FLOW TRAVEL TIME(MIN.) = 3.04 Tc(MIN.) = 12.72
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 2.606
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8742
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.05 SUBAREA RUNOFF(CFS) = 2.39
TOTAL AREA(ACRES) = 2.0 PEAK FLOW RATE(CFS) = 4.88
END OF SUBAREA STREET FLOW HYDRAULICS:

DEPTH(FEET) = 0.35 HALFSTREET FLOOD WIDTH(FEET) = 9.57
FLOW VELOCITY(FEET/SEC.) = 4.42 DEPTH*VELOCITY(FT*FT/SEC.) = 1.54 LONGEST FLOWPATH FROM NODE 520.00 TO NODE 522.00 = 1510.00 FEET. ============================================================================ END OF STUDY SUMMARY:

TOTAL AREA(ACRES) = 2.0 TC(MIN.) = 12.72
PEAK FLOW RATE(CFS) = 4.88
============================================================================ ============================================================================

END OF RATIONAL METHOD ANALYSIS

Page 2 ends

F.1.l
Packet Pg. 1979 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley ____________________________________________________________________________ ****************************************************************************

RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON

RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT (RCFC&WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982-2016 Advanced Engineering Software (aes) (Rational Tabling Version 23.0)
Release Date: 07/01/2016 License ID 1435
Analysis prepared by:

THIENES ENGINEERING, INC.
14349 FIRESTONE BLVD
LA MIRIADA, CA 90638
714-521-4811
************************** DESCRIPTION OF STUDY ************************** * TEI JOB NUMBER 3828 *
* PROPOSED CONDITIONS *
* 100-YEAR STORM EVENT *
************************************************************************** FILE NAME: W:\3828\P600.DAT
TIME/DATE OF STUDY: 12:18 04/05/2022
---------------------------------------------------------------------------- USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
---------------------------------------------------------------------------- USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 12.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95 10-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.010
10-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 0.820
100-YEAR STORM 10-MINUTE INTENSITY(INCH/HOUR) = 2.940
100-YEAR STORM 60-MINUTE INTENSITY(INCH/HOUR) = 1.200
SLOPE OF 10-YEAR INTENSITY-DURATION CURVE = 0.5003939
SLOPE OF 100-YEAR INTENSITY-DURATION CURVE = 0.5001161
COMPUTED RAINFALL INTENSITY DATA:

STORM EVENT = 100.00 1-HOUR INTENSITY(INCH/HOUR) = 1.200 SLOPE OF INTENSITY DURATION CURVE = 0.5001
RCFC&WCD HYDROLOGY MANUAL "C"-VALUES USED FOR RATIONAL METHOD NOTE: CONSIDER ALL CONFLUENCE STREAM COMBINATIONS

FOR ALL DOWNSTREAM ANALYSES
*USER-DEFINED STREET-SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL* HALF- CROWN TO STREET-CROSSFALL: CURB GUTTER-GEOMETRIES: MANNING

WIDTH CROSSFALL IN- / OUT-/PARK- HEIGHT WIDTH LIP HIKE FACTOR NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) (n)
=== ===== ========= ================= ====== ===== ====== ===== ======= 1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150 GLOBAL STREET FLOW-DEPTH CONSTRAINTS:

1. Relative Flow-Depth = 0.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top-of-Curb)

2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT/S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
**************************************************************************** FLOW PROCESS FROM NODE 600.00 TO NODE 601.00 IS CODE = 21 ---------------------------------------------------------------------------- >>>>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<<<<<
============================================================================

ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS: UNDEVELOPED WITH GOOD COVER
TC = K*[(LENGTH**3)/(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW-LENGTH(FEET) = 150.00
UPSTREAM ELEVATION(FEET) = 1728.00
DOWNSTREAM ELEVATION(FEET) = 1723.00
ELEVATION DIFFERENCE(FEET) = 5.00
TC = 0.937*[( 150.00**3)/( 5.00)]**.2 = 13.734
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 2.509
UNDEVELOPED WATERSHED RUNOFF COEFFICIENT = .6349
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.27
TOTAL AREA(ACRES) = 0.80 TOTAL RUNOFF(CFS) = 1.27
**************************************************************************** FLOW PROCESS FROM NODE 601.00 TO NODE 602.00 IS CODE = 61 ---------------------------------------------------------------------------- >>>>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<<<<<
F.1.l
Packet Pg. 1980 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley >>>>>(STANDARD CURB SECTION USED)<<<<<
============================================================================ UPSTREAM ELEVATION(FEET) = 1723.00 DOWNSTREAM ELEVATION(FEET) = 1718.00 STREET LENGTH(FEET) = 840.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 20.00 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb-to-curb) = 0.0149 Manning's FRICTION FACTOR for Back-of-Walk Flow Section = 0.0200 **TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 1.92 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:

STREET FLOW DEPTH(FEET) = 0.35
HALFSTREET FLOOD WIDTH(FEET) = 9.46
AVERAGE FLOW VELOCITY(FEET/SEC.) = 1.77
PRODUCT OF DEPTH&VELOCITY(FT*FT/SEC.) = 0.62
STREET FLOW TRAVEL TIME(MIN.) = 7.89 Tc(MIN.) = 21.63
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 1.999
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8691
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 0.75 SUBAREA RUNOFF(CFS) = 1.30
TOTAL AREA(ACRES) = 1.5 PEAK FLOW RATE(CFS) = 2.58
END OF SUBAREA STREET FLOW HYDRAULICS:

DEPTH(FEET) = 0.38 HALFSTREET FLOOD WIDTH(FEET) = 10.87 FLOW VELOCITY(FEET/SEC.) = 1.88 DEPTH*VELOCITY(FT*FT/SEC.) = 0.71 LONGEST FLOWPATH FROM NODE 600.00 TO NODE 602.00 = 990.00 FEET. **************************************************************************** FLOW PROCESS FROM NODE 602.00 TO NODE 602.00 IS CODE = 81 ---------------------------------------------------------------------------- >>>>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<<<<<
============================================================================ 100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 1.999
UNDEVELOPED WATERSHED RUNOFF COEFFICIENT = .5905
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 0.40 SUBAREA RUNOFF(CFS) = 0.47
TOTAL AREA(ACRES) = 1.9 TOTAL RUNOFF(CFS) = 3.05
TC(MIN.) = 21.63
**************************************************************************** FLOW PROCESS FROM NODE 602.00 TO NODE 603.00 IS CODE = 61 ---------------------------------------------------------------------------- >>>>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>(STANDARD CURB SECTION USED)<<<<<
============================================================================ UPSTREAM ELEVATION(FEET) = 1718.00 DOWNSTREAM ELEVATION(FEET) = 1712.50 STREET LENGTH(FEET) = 840.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 20.00 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb-to-curb) = 0.0149 Manning's FRICTION FACTOR for Back-of-Walk Flow Section = 0.0200 **TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.62 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:

STREET FLOW DEPTH(FEET) = 0.41
HALFSTREET FLOOD WIDTH(FEET) = 12.35
AVERAGE FLOW VELOCITY(FEET/SEC.) = 2.11
PRODUCT OF DEPTH&VELOCITY(FT*FT/SEC.) = 0.85
STREET FLOW TRAVEL TIME(MIN.) = 6.64 Tc(MIN.) = 28.26
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 1.749
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8663
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 0.75 SUBAREA RUNOFF(CFS) = 1.14
TOTAL AREA(ACRES) = 2.7 PEAK FLOW RATE(CFS) = 4.19
END OF SUBAREA STREET FLOW HYDRAULICS:

DEPTH(FEET) = 0.42 HALFSTREET FLOOD WIDTH(FEET) = 13.13 F.1.l
Packet Pg. 1981 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley FLOW VELOCITY(FEET/SEC.) = 2.19 DEPTH*VELOCITY(FT*FT/SEC.) = 0.92 LONGEST FLOWPATH FROM NODE 600.00 TO NODE 603.00 = 1830.00 FEET. **************************************************************************** FLOW PROCESS FROM NODE 603.00 TO NODE 604.00 IS CODE = 61 ---------------------------------------------------------------------------- >>>>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>(STANDARD CURB SECTION USED)<<<<<
============================================================================ UPSTREAM ELEVATION(FEET) = 1712.50 DOWNSTREAM ELEVATION(FEET) = 1706.00 STREET LENGTH(FEET) = 840.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 20.00 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb-to-curb) = 0.0149 Manning's FRICTION FACTOR for Back-of-Walk Flow Section = 0.0200 **TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.74 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:

STREET FLOW DEPTH(FEET) = 0.43
HALFSTREET FLOOD WIDTH(FEET) = 13.37
AVERAGE FLOW VELOCITY(FEET/SEC.) = 2.40
PRODUCT OF DEPTH&VELOCITY(FT*FT/SEC.) = 1.02
STREET FLOW TRAVEL TIME(MIN.) = 5.84 Tc(MIN.) = 34.11
100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 1.592
COMMERCIAL DEVELOPMENT RUNOFF COEFFICIENT = .8643
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 0.80 SUBAREA RUNOFF(CFS) = 1.10
TOTAL AREA(ACRES) = 3.5 PEAK FLOW RATE(CFS) = 5.29
END OF SUBAREA STREET FLOW HYDRAULICS:

DEPTH(FEET) = 0.44 HALFSTREET FLOOD WIDTH(FEET) = 13.99 FLOW VELOCITY(FEET/SEC.) = 2.46 DEPTH*VELOCITY(FT*FT/SEC.) = 1.08 LONGEST FLOWPATH FROM NODE 600.00 TO NODE 604.00 = 2670.00 FEET. **************************************************************************** FLOW PROCESS FROM NODE 604.00 TO NODE 604.00 IS CODE = 81 ---------------------------------------------------------------------------- >>>>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<<<<<
============================================================================ 100 YEAR RAINFALL INTENSITY(INCH/HOUR) = 1.592
UNDEVELOPED WATERSHED RUNOFF COEFFICIENT = .5428
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 2.15 SUBAREA RUNOFF(CFS) = 1.86
TOTAL AREA(ACRES) = 5.6 TOTAL RUNOFF(CFS) = 7.14
TC(MIN.) = 34.11
============================================================================ END OF STUDY SUMMARY:

TOTAL AREA(ACRES) = 5.6 TC(MIN.) = 34.11
PEAK FLOW RATE(CFS) = 7.14
============================================================================ ============================================================================

END OF RATIONAL METHOD ANALYSIS

F.1.l
Packet Pg. 1982 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley F.1.l
Packet Pg. 1983 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley Return Storm Peak Flow Volume
Event Duration Flow Volume Flow Volume Difference Difference (year) (hour) (cfs) (ac-ft) (cfs) (ac-ft) (cfs) (ac-ft) 100 1 131.5 5.89 177.0 6.38 45.5 0.49
100 3 88.3 7.96 103.5 9.62 15.2 1.66
100 6 77.8 9.16 89.8 12.81 12.0 3.65
100 24 31.9 12.27 37.9 22.68 6.0 10.41
10 1 73.5 2.78 113.0 4.06 39.5 1.28
10 3 45.5 2.67 65.2 6.24 19.7 3.57
10 6 40.1 2.93 57.8 8.59 17.7 5.66
10 24 8.8 2.25 23.8 14.50 15.0 12.25
5 1 47.0 1.38 93.3 3.38 46.3 2.00
5 3 23.8 1.20 54.5 5.27 30.7 4.07
5 6 19.9 1.31 49.5 7.38 29.6 6.07
5 24 2.2 1.34 19.7 12.05 17.5 10.71
2 1 29.8 0.87 69.2 2.53 39.4 1.66
2 3 12.1 0.67 41.6 4.02 29.5 3.35
2 6 10.1 0.80 38.8 5.79 28.7 4.99
2 24 1.6 0.98 14.4 8.81 12.8 7.83
Existing Total Proposed Total

HYDROGRAPH RESULTS
F.1.l
Packet Pg. 1984 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley Elevation Depth Area Volume S Volume S Volume
(feet) (sq. ft.) (c.f.) (c.f.) (ac-ft)
1706.80 0.00 124,765
25,132 25,132 0.58
1707.00 0.20 126,554
25,490 50,622 1.16
1707.20 0.40 128,350
25,850 76,472 1.76
1707.40 0.60 130,150
26,211 102,683 2.36
1707.60 0.80 131,960
26,573 129,256 2.97
1707.80 1.00 133,770
26,936 156,192 3.59
1708.00 1.20 135,590
27,301 183,493 4.21
1708.20 1.40 137,420
27,667 211,160 4.85
1708.40 1.60 139,250
28,034 239,194 5.49
1708.60 1.80 141,090
28,403 267,597 6.14
1708.80 2.00 142,935
28,773 296,369 6.80
1709.00 2.20 144,790
29,143 325,512 7.47
1709.20 2.40 146,640
29,514 355,026 8.15
1709.40 2.60 148,500
29,888 384,914 8.84
1709.60 2.80 150,375
30,263 415,176 9.53
1709.80 3.00 152,250
30,638 445,814 10.23
1710.00 3.20 154,130
31,015 476,829 10.95
1710.20 3.40 156,020
31,393 508,222 11.67
1710.40 3.60 157,910
31,772 539,994 12.40
1710.60 3.80 159,810
32,152 572,147 13.13
1710.80 4.00 161,714
32,534 604,681 13.88
1711.00 4.20 163,625
32,917 637,597 14.64
1711.20 4.40 165,540
33,300 670,897 15.40
1711.40 4.60 167,460
33,686 704,583 16.18
1711.60 4.80 169,400

DETENTION BASIN STAGED STORAGE
F.1.l
Packet Pg. 1985 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley F.1.l
Packet Pg. 1986 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX212
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX212.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 1 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

0.00 0.50 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

0.00 0.01 0.00

67.10 0.50 33.55
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.20 80.52
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 0.500(In)
Area Averaged 100-Year Rainfall = 1.200(In)
Point rain (area averaged) = 0.500(In)
Areal adjustment factor = 99.94 %

Page 1 ends

F.1.l
Packet Pg. 1987 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX212
Adjusted average point rain = 0.500(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- Slope of intensity-duration curve for a 1 hour storm =0.5000 ---------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 4.20 0.252 ( 0.488) 0.227 0.025
2 0.17 4.30 0.258 ( 0.488) 0.232 0.026
3 0.25 5.00 0.300 ( 0.488) 0.270 0.030
4 0.33 5.00 0.300 ( 0.488) 0.270 0.030
5 0.42 5.80 0.348 ( 0.488) 0.313 0.035
6 0.50 6.50 0.390 ( 0.488) 0.351 0.039
7 0.58 7.40 0.444 ( 0.488) 0.399 0.044
8 0.67 8.60 0.516 ( 0.488) 0.464 0.052
9 0.75 12.30 0.738 0.488 ( 0.664) 0.249
10 0.83 29.10 1.745 0.488 ( 1.570) 1.257
11 0.92 6.80 0.408 ( 0.488) 0.367 0.041
12 1.00 5.00 0.300 ( 0.488) 0.270 0.030
(Loss Rate Not Used)
Sum = 100.0 Sum = 1.9
Flood volume = Effective rainfall 0.15(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 0.9(Ac.Ft)
Total soil loss = 0.34(In)
Total soil loss = 1.929(Ac.Ft)
Total rainfall = 0.50(In)
Flood volume = 37696.1 Cubic Feet
Total soil loss = 84016.4 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 29.826(CFS)
--------------------------------------------------------------------

Page 2 ends

F.1.l
Packet Pg. 1988 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX212
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 7.5 15.0 22.5 30.0
----------------------------------------------------------------------- 0+ 5 0.0008 0.11 Q | | | |
0+10 0.0049 0.59 Q | | | |
0+15 0.0125 1.11 VQ | | | |
0+20 0.0222 1.41 |Q | | | |
0+25 0.0334 1.63 |VQ | | | |
0+30 0.0462 1.85 | Q | | | |
0+35 0.0608 2.13 | Q | | | |
0+40 0.0776 2.44 | Q | | | |
0+45 0.1028 3.65 | Q | | | |
0+50 0.1864 12.14 | V | Q | | |
0+55 0.3918 29.83 | | V | | Q|
1+ 0 0.5836 27.85 | | | V | Q |
1+ 5 0.6750 13.27 | | Q | |V |
1+10 0.7276 7.63 | Q | | V |
1+15 0.7630 5.15 | Q | | | V |
1+20 0.7884 3.68 | Q | | | V |
1+25 0.8073 2.74 | Q | | | V |
1+30 0.8214 2.04 | Q | | | V |
1+35 0.8331 1.71 | Q | | | V |
1+40 0.8422 1.32 |Q | | | V |
1+45 0.8493 1.03 |Q | | | V|
1+50 0.8547 0.79 |Q | | | V|
1+55 0.8588 0.60 Q | | | V|
2+ 0 0.8626 0.54 Q | | | V|
2+ 5 0.8652 0.38 Q | | | V|
2+10 0.8653 0.02 Q | | | V|
2+15 0.8654 0.01 Q | | | V
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 1989 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX232
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX232.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 3 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.80 53.68
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.86 124.81
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 0.800(In)
Area Averaged 100-Year Rainfall = 1.860(In)
Point rain (area averaged) = 0.800(In)
Areal adjustment factor = 99.97 %
Adjusted average point rain = 0.800(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

Page 1 ends

F.1.l
Packet Pg. 1990 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX232
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 1.30 0.125 ( 0.488) 0.112 0.012
2 0.17 1.30 0.125 ( 0.488) 0.112 0.012
3 0.25 1.10 0.106 ( 0.488) 0.095 0.011
4 0.33 1.50 0.144 ( 0.488) 0.130 0.014
5 0.42 1.50 0.144 ( 0.488) 0.130 0.014
6 0.50 1.80 0.173 ( 0.488) 0.155 0.017
7 0.58 1.50 0.144 ( 0.488) 0.130 0.014
8 0.67 1.80 0.173 ( 0.488) 0.155 0.017
9 0.75 1.80 0.173 ( 0.488) 0.155 0.017
10 0.83 1.50 0.144 ( 0.488) 0.130 0.014
11 0.92 1.60 0.154 ( 0.488) 0.138 0.015
12 1.00 1.80 0.173 ( 0.488) 0.155 0.017
13 1.08 2.20 0.211 ( 0.488) 0.190 0.021
14 1.17 2.20 0.211 ( 0.488) 0.190 0.021
15 1.25 2.20 0.211 ( 0.488) 0.190 0.021
16 1.33 2.00 0.192 ( 0.488) 0.173 0.019
17 1.42 2.60 0.250 ( 0.488) 0.225 0.025
18 1.50 2.70 0.259 ( 0.488) 0.233 0.026
19 1.58 2.40 0.230 ( 0.488) 0.207 0.023
20 1.67 2.70 0.259 ( 0.488) 0.233 0.026
21 1.75 3.30 0.317 ( 0.488) 0.285 0.032
22 1.83 3.10 0.298 ( 0.488) 0.268 0.030
23 1.92 2.90 0.278 ( 0.488) 0.250 0.028
24 2.00 3.00 0.288 ( 0.488) 0.259 0.029
25 2.08 3.10 0.298 ( 0.488) 0.268 0.030
26 2.17 4.20 0.403 ( 0.488) 0.363 0.040
27 2.25 5.00 0.480 ( 0.488) 0.432 0.048
28 2.33 3.50 0.336 ( 0.488) 0.302 0.034
29 2.42 6.80 0.653 0.488 ( 0.587) 0.164
30 2.50 7.30 0.701 0.488 ( 0.631) 0.212
31 2.58 8.20 0.787 0.488 ( 0.708) 0.299
32 2.67 5.90 0.566 0.488 ( 0.510) 0.078
33 2.75 2.00 0.192 ( 0.488) 0.173 0.019
34 2.83 1.80 0.173 ( 0.488) 0.155 0.017
35 2.92 1.80 0.173 ( 0.488) 0.155 0.017
36 3.00 0.60 0.058 ( 0.488) 0.052 0.006
(Loss Rate Not Used)
Sum = 100.0 Sum = 1.4

Page 2 ends

F.1.l
Packet Pg. 1991 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX232
Flood volume = Effective rainfall 0.12(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 0.7(Ac.Ft)
Total soil loss = 0.68(In)
Total soil loss = 3.800(Ac.Ft)
Total rainfall = 0.80(In)
Flood volume = 29270.2 Cubic Feet
Total soil loss = 165531.0 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 12.057(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 5.0 10.0 15.0 20.0
----------------------------------------------------------------------- 0+ 5 0.0004 0.06 Q | | | |
0+10 0.0024 0.29 Q | | | |
0+15 0.0060 0.52 VQ | | | |
0+20 0.0102 0.61 VQ | | | |
0+25 0.0150 0.70 VQ | | | |
0+30 0.0206 0.81 |Q | | | |
0+35 0.0268 0.90 |Q | | | |
0+40 0.0333 0.95 |Q | | | |
0+45 0.0402 0.99 |QV | | | |
0+50 0.0474 1.04 | Q | | | |
0+55 0.0545 1.03 | QV | | | |
1+ 0 0.0615 1.02 | QV | | | |
1+ 5 0.0689 1.08 | Q V | | | |
1+10 0.0772 1.20 | Q V | | | |
1+15 0.0861 1.30 | Q V | | | |
1+20 0.0953 1.33 | Q V | | | |
1+25 0.1046 1.34 | Q V | | | |
1+30 0.1145 1.44 | Q V | | | |
1+35 0.1252 1.55 | Q V | | | |
1+40 0.1360 1.58 | Q V | | | |
1+45 0.1473 1.63 | Q V | | | |
1+50 0.1596 1.79 | Q V| | | |
1+55 0.1726 1.88 | Q V | | |
2+ 0 0.1855 1.88 | Q |V | | |
2+ 5 0.1985 1.89 | Q |V | | |
2+10 0.2121 1.97 | Q | V | | |
2+15 0.2275 2.24 | Q | V | | |
2+20 0.2450 2.54 | Q | V | | |
2+25 0.2663 3.09 | Q | V | | |
2+30 0.3051 5.63 | |Q V | | |
2+35 0.3699 9.40 | | Q | V | |
2+40 0.4529 12.06 | | | Q V | |
2+45 0.5235 10.24 | | Q |V |
2+50 0.5660 6.18 | | Q | | V |
2+55 0.5937 4.02 | Q | | | V |
3+ 0 0.6147 3.05 | Q | | | V |
3+ 5 0.6304 2.27 | Q | | | V |
3+10 0.6414 1.60 | Q | | | V |
3+15 0.6493 1.15 | Q | | | V |
3+20 0.6554 0.89 |Q | | | V|
3+25 0.6601 0.69 |Q | | | V|
3+30 0.6637 0.52 |Q | | | V|
3+35 0.6665 0.40 Q | | | V|
3+40 0.6687 0.32 Q | | | V|
3+45 0.6704 0.23 Q | | | V|
3+50 0.6713 0.14 Q | | | V|
3+55 0.6717 0.05 Q | | | V|
4+ 0 0.6718 0.02 Q | | | V|
4+ 5 0.6719 0.01 Q | | | V|
4+10 0.6719 0.01 Q | | | V|
4+15 0.6720 0.00 Q | | | V|
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 1992 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX262
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX262.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 6 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.15 77.16
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 2.50 167.75
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 1.150(In)
Area Averaged 100-Year Rainfall = 2.500(In)
Point rain (area averaged) = 1.150(In)
Areal adjustment factor = 99.98 %
Adjusted average point rain = 1.150(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

Page 1 ends

F.1.l
Packet Pg. 1993 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX262
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.50 0.069 ( 0.488) 0.062 0.007
2 0.17 0.60 0.083 ( 0.488) 0.075 0.008
3 0.25 0.60 0.083 ( 0.488) 0.075 0.008
4 0.33 0.60 0.083 ( 0.488) 0.075 0.008
5 0.42 0.60 0.083 ( 0.488) 0.075 0.008
6 0.50 0.70 0.097 ( 0.488) 0.087 0.010
7 0.58 0.70 0.097 ( 0.488) 0.087 0.010
8 0.67 0.70 0.097 ( 0.488) 0.087 0.010
9 0.75 0.70 0.097 ( 0.488) 0.087 0.010
10 0.83 0.70 0.097 ( 0.488) 0.087 0.010
11 0.92 0.70 0.097 ( 0.488) 0.087 0.010
12 1.00 0.80 0.110 ( 0.488) 0.099 0.011
13 1.08 0.80 0.110 ( 0.488) 0.099 0.011
14 1.17 0.80 0.110 ( 0.488) 0.099 0.011
15 1.25 0.80 0.110 ( 0.488) 0.099 0.011
16 1.33 0.80 0.110 ( 0.488) 0.099 0.011
17 1.42 0.80 0.110 ( 0.488) 0.099 0.011
18 1.50 0.80 0.110 ( 0.488) 0.099 0.011
19 1.58 0.80 0.110 ( 0.488) 0.099 0.011
20 1.67 0.80 0.110 ( 0.488) 0.099 0.011
21 1.75 0.80 0.110 ( 0.488) 0.099 0.011
22 1.83 0.80 0.110 ( 0.488) 0.099 0.011
23 1.92 0.80 0.110 ( 0.488) 0.099 0.011
24 2.00 0.90 0.124 ( 0.488) 0.112 0.012
25 2.08 0.80 0.110 ( 0.488) 0.099 0.011
26 2.17 0.90 0.124 ( 0.488) 0.112 0.012
27 2.25 0.90 0.124 ( 0.488) 0.112 0.012
28 2.33 0.90 0.124 ( 0.488) 0.112 0.012
29 2.42 0.90 0.124 ( 0.488) 0.112 0.012
30 2.50 0.90 0.124 ( 0.488) 0.112 0.012
31 2.58 0.90 0.124 ( 0.488) 0.112 0.012
32 2.67 0.90 0.124 ( 0.488) 0.112 0.012
33 2.75 1.00 0.138 ( 0.488) 0.124 0.014
34 2.83 1.00 0.138 ( 0.488) 0.124 0.014
35 2.92 1.00 0.138 ( 0.488) 0.124 0.014
36 3.00 1.00 0.138 ( 0.488) 0.124 0.014
37 3.08 1.00 0.138 ( 0.488) 0.124 0.014
38 3.17 1.10 0.152 ( 0.488) 0.137 0.015

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F.1.l
Packet Pg. 1994 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX262
39 3.25 1.10 0.152 ( 0.488) 0.137 0.015
40 3.33 1.10 0.152 ( 0.488) 0.137 0.015
41 3.42 1.20 0.166 ( 0.488) 0.149 0.017
42 3.50 1.30 0.179 ( 0.488) 0.161 0.018
43 3.58 1.40 0.193 ( 0.488) 0.174 0.019
44 3.67 1.40 0.193 ( 0.488) 0.174 0.019
45 3.75 1.50 0.207 ( 0.488) 0.186 0.021
46 3.83 1.50 0.207 ( 0.488) 0.186 0.021
47 3.92 1.60 0.221 ( 0.488) 0.199 0.022
48 4.00 1.60 0.221 ( 0.488) 0.199 0.022
49 4.08 1.70 0.235 ( 0.488) 0.211 0.023
50 4.17 1.80 0.248 ( 0.488) 0.224 0.025
51 4.25 1.90 0.262 ( 0.488) 0.236 0.026
52 4.33 2.00 0.276 ( 0.488) 0.248 0.028
53 4.42 2.10 0.290 ( 0.488) 0.261 0.029
54 4.50 2.10 0.290 ( 0.488) 0.261 0.029
55 4.58 2.20 0.304 ( 0.488) 0.273 0.030
56 4.67 2.30 0.317 ( 0.488) 0.286 0.032
57 4.75 2.40 0.331 ( 0.488) 0.298 0.033
58 4.83 2.40 0.331 ( 0.488) 0.298 0.033
59 4.92 2.50 0.345 ( 0.488) 0.310 0.034
60 5.00 2.60 0.359 ( 0.488) 0.323 0.036
61 5.08 3.10 0.428 ( 0.488) 0.385 0.043
62 5.17 3.60 0.497 ( 0.488) 0.447 0.050
63 5.25 3.90 0.538 ( 0.488) 0.484 0.054
64 5.33 4.20 0.579 0.488 ( 0.522) 0.091
65 5.42 4.70 0.648 0.488 ( 0.584) 0.160
66 5.50 5.60 0.773 0.488 ( 0.695) 0.284
67 5.58 1.90 0.262 ( 0.488) 0.236 0.026
68 5.67 0.90 0.124 ( 0.488) 0.112 0.012
69 5.75 0.60 0.083 ( 0.488) 0.075 0.008
70 5.83 0.50 0.069 ( 0.488) 0.062 0.007
71 5.92 0.30 0.041 ( 0.488) 0.037 0.004
72 6.00 0.20 0.028 ( 0.488) 0.025 0.003
(Loss Rate Not Used)
Sum = 100.0 Sum = 1.7
Flood volume = Effective rainfall 0.14(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 0.8(Ac.Ft)
Total soil loss = 1.01(In)
Total soil loss = 5.630(Ac.Ft)
Total rainfall = 1.15(In)
Flood volume = 34812.4 Cubic Feet
Total soil loss = 245231.9 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 10.077(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 6 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 5.0 10.0 15.0 20.0
----------------------------------------------------------------------- 0+ 5 0.0002 0.03 Q | | | |
0+10 0.0014 0.17 Q | | | |
0+15 0.0036 0.33 Q | | | |
0+20 0.0065 0.41 Q | | | |
0+25 0.0096 0.45 Q | | | |
0+30 0.0129 0.49 Q | | | |
0+35 0.0166 0.53 VQ | | | |
0+40 0.0205 0.57 |Q | | | |
0+45 0.0246 0.60 |Q | | | |
0+50 0.0289 0.61 |Q | | | |
0+55 0.0331 0.62 |Q | | | |
1+ 0 0.0375 0.64 |Q | | | |
1+ 5 0.0421 0.67 |QV | | | |
1+10 0.0470 0.70 |QV | | | |
1+15 0.0519 0.72 |QV | | | |
1+20 0.0569 0.73 |QV | | | |
1+25 0.0620 0.73 |Q V | | | |
1+30 0.0670 0.74 |Q V | | | |
1+35 0.0721 0.74 |Q V | | | |
1+40 0.0772 0.74 |Q V | | | |
1+45 0.0823 0.74 |Q V | | | |
1+50 0.0874 0.74 |Q V | | | |

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F.1.l
Packet Pg. 1995 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX262
1+55 0.0926 0.74 |Q V | | | |
2+ 0 0.0978 0.75 |Q V | | | |
2+ 5 0.1031 0.77 |Q V | | | |
2+10 0.1084 0.78 |Q V | | | |
2+15 0.1139 0.79 |Q V | | | |
2+20 0.1195 0.81 |Q V | | | |
2+25 0.1251 0.82 |Q V | | | |
2+30 0.1308 0.83 |Q V | | | |
2+35 0.1365 0.83 |Q V | | | |
2+40 0.1423 0.83 |Q V | | | |
2+45 0.1481 0.84 |Q V | | | |
2+50 0.1540 0.87 |Q V | | | |
2+55 0.1602 0.90 |Q V | | | |
3+ 0 0.1665 0.91 |Q V | | | |
3+ 5 0.1728 0.92 |Q V | | | |
3+10 0.1791 0.93 |Q V | | | |
3+15 0.1857 0.96 |Q V| | | |
3+20 0.1925 0.98 |Q V| | | |
3+25 0.1994 1.00 | Q V| | | |
3+30 0.2066 1.04 | Q V | | |
3+35 0.2143 1.11 | Q V | | |
3+40 0.2224 1.18 | Q |V | | |
3+45 0.2308 1.23 | Q |V | | |
3+50 0.2397 1.28 | Q |V | | |
3+55 0.2488 1.33 | Q | V | | |
4+ 0 0.2583 1.38 | Q | V | | |
4+ 5 0.2681 1.42 | Q | V | | |
4+10 0.2783 1.48 | Q | V | | |
4+15 0.2890 1.55 | Q | V | | |
4+20 0.3002 1.63 | Q | V | | |
4+25 0.3120 1.72 | Q | V | | |
4+30 0.3244 1.80 | Q | V | | |
4+35 0.3372 1.86 | Q | V | | |
4+40 0.3505 1.92 | Q | V | | |
4+45 0.3642 2.00 | Q | V | | |
4+50 0.3786 2.08 | Q | V | | |
4+55 0.3933 2.14 | Q | V| | |
5+ 0 0.4085 2.20 | Q | V | |
5+ 5 0.4244 2.31 | Q | |V | |
5+10 0.4418 2.52 | Q | | V | |
5+15 0.4613 2.83 | Q | | V | |
5+20 0.4839 3.29 | Q | | V | |
5+25 0.5148 4.48 | Q | | V | |
5+30 0.5641 7.16 | | Q | V | |
5+35 0.6335 10.08 | | Q |V |
5+40 0.6906 8.29 | | Q | | V |
5+45 0.7216 4.51 | Q| | | V |
5+50 0.7416 2.91 | Q | | | V |
5+55 0.7564 2.14 | Q | | | V |
6+ 0 0.7675 1.62 | Q | | | V |
6+ 5 0.7759 1.22 | Q | | | V |
6+10 0.7821 0.90 |Q | | | V|
6+15 0.7868 0.69 |Q | | | V|
6+20 0.7904 0.52 |Q | | | V|
6+25 0.7932 0.40 Q | | | V|
6+30 0.7953 0.30 Q | | | V|
6+35 0.7968 0.23 Q | | | V|
6+40 0.7981 0.18 Q | | | V|
6+45 0.7988 0.11 Q | | | V|
6+50 0.7990 0.02 Q | | | V|
6+55 0.7991 0.01 Q | | | V|
7+ 0 0.7991 0.01 Q | | | V|
7+ 5 0.7992 0.00 Q | | | V|
7+10 0.7992 0.00 Q | | | V|
7+15 0.7992 0.00 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 1996 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX2242.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 24 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.75 117.42
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 4.50 301.95
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 1.750(In)
Area Averaged 100-Year Rainfall = 4.500(In)
Point rain (area averaged) = 1.750(In)
Areal adjustment factor = 99.99 %
Adjusted average point rain = 1.750(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

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F.1.l
Packet Pg. 1997 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.07 0.014 ( 0.866) 0.013 0.001
2 0.17 0.07 0.014 ( 0.862) 0.013 0.001
3 0.25 0.07 0.014 ( 0.859) 0.013 0.001
4 0.33 0.10 0.021 ( 0.856) 0.019 0.002
5 0.42 0.10 0.021 ( 0.852) 0.019 0.002
6 0.50 0.10 0.021 ( 0.849) 0.019 0.002
7 0.58 0.10 0.021 ( 0.846) 0.019 0.002
8 0.67 0.10 0.021 ( 0.842) 0.019 0.002
9 0.75 0.10 0.021 ( 0.839) 0.019 0.002
10 0.83 0.13 0.028 ( 0.836) 0.025 0.003
11 0.92 0.13 0.028 ( 0.833) 0.025 0.003
12 1.00 0.13 0.028 ( 0.829) 0.025 0.003
13 1.08 0.10 0.021 ( 0.826) 0.019 0.002
14 1.17 0.10 0.021 ( 0.823) 0.019 0.002
15 1.25 0.10 0.021 ( 0.819) 0.019 0.002
16 1.33 0.10 0.021 ( 0.816) 0.019 0.002
17 1.42 0.10 0.021 ( 0.813) 0.019 0.002
18 1.50 0.10 0.021 ( 0.810) 0.019 0.002
19 1.58 0.10 0.021 ( 0.806) 0.019 0.002
20 1.67 0.10 0.021 ( 0.803) 0.019 0.002
21 1.75 0.10 0.021 ( 0.800) 0.019 0.002
22 1.83 0.13 0.028 ( 0.797) 0.025 0.003
23 1.92 0.13 0.028 ( 0.794) 0.025 0.003
24 2.00 0.13 0.028 ( 0.790) 0.025 0.003
25 2.08 0.13 0.028 ( 0.787) 0.025 0.003
26 2.17 0.13 0.028 ( 0.784) 0.025 0.003
27 2.25 0.13 0.028 ( 0.781) 0.025 0.003
28 2.33 0.13 0.028 ( 0.778) 0.025 0.003
29 2.42 0.13 0.028 ( 0.774) 0.025 0.003
30 2.50 0.13 0.028 ( 0.771) 0.025 0.003
31 2.58 0.17 0.035 ( 0.768) 0.031 0.003
32 2.67 0.17 0.035 ( 0.765) 0.031 0.003
33 2.75 0.17 0.035 ( 0.762) 0.031 0.003
34 2.83 0.17 0.035 ( 0.759) 0.031 0.003
35 2.92 0.17 0.035 ( 0.756) 0.031 0.003
36 3.00 0.17 0.035 ( 0.752) 0.031 0.003
37 3.08 0.17 0.035 ( 0.749) 0.031 0.003
38 3.17 0.17 0.035 ( 0.746) 0.031 0.003

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F.1.l
Packet Pg. 1998 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
39 3.25 0.17 0.035 ( 0.743) 0.031 0.003
40 3.33 0.17 0.035 ( 0.740) 0.031 0.003
41 3.42 0.17 0.035 ( 0.737) 0.031 0.003
42 3.50 0.17 0.035 ( 0.734) 0.031 0.003
43 3.58 0.17 0.035 ( 0.731) 0.031 0.003
44 3.67 0.17 0.035 ( 0.728) 0.031 0.003
45 3.75 0.17 0.035 ( 0.725) 0.031 0.003
46 3.83 0.20 0.042 ( 0.722) 0.038 0.004
47 3.92 0.20 0.042 ( 0.719) 0.038 0.004
48 4.00 0.20 0.042 ( 0.715) 0.038 0.004
49 4.08 0.20 0.042 ( 0.712) 0.038 0.004
50 4.17 0.20 0.042 ( 0.709) 0.038 0.004
51 4.25 0.20 0.042 ( 0.706) 0.038 0.004
52 4.33 0.23 0.049 ( 0.703) 0.044 0.005
53 4.42 0.23 0.049 ( 0.700) 0.044 0.005
54 4.50 0.23 0.049 ( 0.697) 0.044 0.005
55 4.58 0.23 0.049 ( 0.694) 0.044 0.005
56 4.67 0.23 0.049 ( 0.691) 0.044 0.005
57 4.75 0.23 0.049 ( 0.688) 0.044 0.005
58 4.83 0.27 0.056 ( 0.685) 0.050 0.006
59 4.92 0.27 0.056 ( 0.683) 0.050 0.006
60 5.00 0.27 0.056 ( 0.680) 0.050 0.006
61 5.08 0.20 0.042 ( 0.677) 0.038 0.004
62 5.17 0.20 0.042 ( 0.674) 0.038 0.004
63 5.25 0.20 0.042 ( 0.671) 0.038 0.004
64 5.33 0.23 0.049 ( 0.668) 0.044 0.005
65 5.42 0.23 0.049 ( 0.665) 0.044 0.005
66 5.50 0.23 0.049 ( 0.662) 0.044 0.005
67 5.58 0.27 0.056 ( 0.659) 0.050 0.006
68 5.67 0.27 0.056 ( 0.656) 0.050 0.006
69 5.75 0.27 0.056 ( 0.653) 0.050 0.006
70 5.83 0.27 0.056 ( 0.650) 0.050 0.006
71 5.92 0.27 0.056 ( 0.647) 0.050 0.006
72 6.00 0.27 0.056 ( 0.645) 0.050 0.006
73 6.08 0.30 0.063 ( 0.642) 0.057 0.006
74 6.17 0.30 0.063 ( 0.639) 0.057 0.006
75 6.25 0.30 0.063 ( 0.636) 0.057 0.006
76 6.33 0.30 0.063 ( 0.633) 0.057 0.006
77 6.42 0.30 0.063 ( 0.630) 0.057 0.006
78 6.50 0.30 0.063 ( 0.628) 0.057 0.006
79 6.58 0.33 0.070 ( 0.625) 0.063 0.007
80 6.67 0.33 0.070 ( 0.622) 0.063 0.007
81 6.75 0.33 0.070 ( 0.619) 0.063 0.007
82 6.83 0.33 0.070 ( 0.616) 0.063 0.007
83 6.92 0.33 0.070 ( 0.614) 0.063 0.007
84 7.00 0.33 0.070 ( 0.611) 0.063 0.007
85 7.08 0.33 0.070 ( 0.608) 0.063 0.007
86 7.17 0.33 0.070 ( 0.605) 0.063 0.007
87 7.25 0.33 0.070 ( 0.602) 0.063 0.007
88 7.33 0.37 0.077 ( 0.600) 0.069 0.008
89 7.42 0.37 0.077 ( 0.597) 0.069 0.008
90 7.50 0.37 0.077 ( 0.594) 0.069 0.008
91 7.58 0.40 0.084 ( 0.591) 0.076 0.008
92 7.67 0.40 0.084 ( 0.589) 0.076 0.008
93 7.75 0.40 0.084 ( 0.586) 0.076 0.008
94 7.83 0.43 0.091 ( 0.583) 0.082 0.009
95 7.92 0.43 0.091 ( 0.581) 0.082 0.009
96 8.00 0.43 0.091 ( 0.578) 0.082 0.009
97 8.08 0.50 0.105 ( 0.575) 0.094 0.010
98 8.17 0.50 0.105 ( 0.573) 0.094 0.010
99 8.25 0.50 0.105 ( 0.570) 0.094 0.010
100 8.33 0.50 0.105 ( 0.567) 0.094 0.010
101 8.42 0.50 0.105 ( 0.565) 0.094 0.010
102 8.50 0.50 0.105 ( 0.562) 0.094 0.010
103 8.58 0.53 0.112 ( 0.559) 0.101 0.011
104 8.67 0.53 0.112 ( 0.557) 0.101 0.011
105 8.75 0.53 0.112 ( 0.554) 0.101 0.011
106 8.83 0.57 0.119 ( 0.551) 0.107 0.012
107 8.92 0.57 0.119 ( 0.549) 0.107 0.012
108 9.00 0.57 0.119 ( 0.546) 0.107 0.012
109 9.08 0.63 0.133 ( 0.544) 0.120 0.013
110 9.17 0.63 0.133 ( 0.541) 0.120 0.013
111 9.25 0.63 0.133 ( 0.539) 0.120 0.013
112 9.33 0.67 0.140 ( 0.536) 0.126 0.014
113 9.42 0.67 0.140 ( 0.533) 0.126 0.014
114 9.50 0.67 0.140 ( 0.531) 0.126 0.014
115 9.58 0.70 0.147 ( 0.528) 0.132 0.015

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F.1.l
Packet Pg. 1999 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
116 9.67 0.70 0.147 ( 0.526) 0.132 0.015
117 9.75 0.70 0.147 ( 0.523) 0.132 0.015
118 9.83 0.73 0.154 ( 0.521) 0.139 0.015
119 9.92 0.73 0.154 ( 0.518) 0.139 0.015
120 10.00 0.73 0.154 ( 0.516) 0.139 0.015
121 10.08 0.50 0.105 ( 0.513) 0.094 0.010
122 10.17 0.50 0.105 ( 0.511) 0.094 0.010
123 10.25 0.50 0.105 ( 0.508) 0.094 0.010
124 10.33 0.50 0.105 ( 0.506) 0.094 0.010
125 10.42 0.50 0.105 ( 0.503) 0.094 0.010
126 10.50 0.50 0.105 ( 0.501) 0.094 0.010
127 10.58 0.67 0.140 ( 0.498) 0.126 0.014
128 10.67 0.67 0.140 ( 0.496) 0.126 0.014
129 10.75 0.67 0.140 ( 0.494) 0.126 0.014
130 10.83 0.67 0.140 ( 0.491) 0.126 0.014
131 10.92 0.67 0.140 ( 0.489) 0.126 0.014
132 11.00 0.67 0.140 ( 0.486) 0.126 0.014
133 11.08 0.63 0.133 ( 0.484) 0.120 0.013
134 11.17 0.63 0.133 ( 0.482) 0.120 0.013
135 11.25 0.63 0.133 ( 0.479) 0.120 0.013
136 11.33 0.63 0.133 ( 0.477) 0.120 0.013
137 11.42 0.63 0.133 ( 0.474) 0.120 0.013
138 11.50 0.63 0.133 ( 0.472) 0.120 0.013
139 11.58 0.57 0.119 ( 0.470) 0.107 0.012
140 11.67 0.57 0.119 ( 0.467) 0.107 0.012
141 11.75 0.57 0.119 ( 0.465) 0.107 0.012
142 11.83 0.60 0.126 ( 0.463) 0.113 0.013
143 11.92 0.60 0.126 ( 0.460) 0.113 0.013
144 12.00 0.60 0.126 ( 0.458) 0.113 0.013
145 12.08 0.83 0.175 ( 0.456) 0.157 0.017
146 12.17 0.83 0.175 ( 0.454) 0.157 0.017
147 12.25 0.83 0.175 ( 0.451) 0.157 0.017
148 12.33 0.87 0.182 ( 0.449) 0.164 0.018
149 12.42 0.87 0.182 ( 0.447) 0.164 0.018
150 12.50 0.87 0.182 ( 0.445) 0.164 0.018
151 12.58 0.93 0.196 ( 0.442) 0.176 0.020
152 12.67 0.93 0.196 ( 0.440) 0.176 0.020
153 12.75 0.93 0.196 ( 0.438) 0.176 0.020
154 12.83 0.97 0.203 ( 0.436) 0.183 0.020
155 12.92 0.97 0.203 ( 0.433) 0.183 0.020
156 13.00 0.97 0.203 ( 0.431) 0.183 0.020
157 13.08 1.13 0.238 ( 0.429) 0.214 0.024
158 13.17 1.13 0.238 ( 0.427) 0.214 0.024
159 13.25 1.13 0.238 ( 0.425) 0.214 0.024
160 13.33 1.13 0.238 ( 0.423) 0.214 0.024
161 13.42 1.13 0.238 ( 0.420) 0.214 0.024
162 13.50 1.13 0.238 ( 0.418) 0.214 0.024
163 13.58 0.77 0.161 ( 0.416) 0.145 0.016
164 13.67 0.77 0.161 ( 0.414) 0.145 0.016
165 13.75 0.77 0.161 ( 0.412) 0.145 0.016
166 13.83 0.77 0.161 ( 0.410) 0.145 0.016
167 13.92 0.77 0.161 ( 0.408) 0.145 0.016
168 14.00 0.77 0.161 ( 0.406) 0.145 0.016
169 14.08 0.90 0.189 ( 0.404) 0.170 0.019
170 14.17 0.90 0.189 ( 0.402) 0.170 0.019
171 14.25 0.90 0.189 ( 0.399) 0.170 0.019
172 14.33 0.87 0.182 ( 0.397) 0.164 0.018
173 14.42 0.87 0.182 ( 0.395) 0.164 0.018
174 14.50 0.87 0.182 ( 0.393) 0.164 0.018
175 14.58 0.87 0.182 ( 0.391) 0.164 0.018
176 14.67 0.87 0.182 ( 0.389) 0.164 0.018
177 14.75 0.87 0.182 ( 0.387) 0.164 0.018
178 14.83 0.83 0.175 ( 0.385) 0.157 0.017
179 14.92 0.83 0.175 ( 0.383) 0.157 0.017
180 15.00 0.83 0.175 ( 0.381) 0.157 0.017
181 15.08 0.80 0.168 ( 0.379) 0.151 0.017
182 15.17 0.80 0.168 ( 0.378) 0.151 0.017
183 15.25 0.80 0.168 ( 0.376) 0.151 0.017
184 15.33 0.77 0.161 ( 0.374) 0.145 0.016
185 15.42 0.77 0.161 ( 0.372) 0.145 0.016
186 15.50 0.77 0.161 ( 0.370) 0.145 0.016
187 15.58 0.63 0.133 ( 0.368) 0.120 0.013
188 15.67 0.63 0.133 ( 0.366) 0.120 0.013
189 15.75 0.63 0.133 ( 0.364) 0.120 0.013
190 15.83 0.63 0.133 ( 0.362) 0.120 0.013
191 15.92 0.63 0.133 ( 0.360) 0.120 0.013
192 16.00 0.63 0.133 ( 0.359) 0.120 0.013

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Packet Pg. 2000 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
193 16.08 0.13 0.028 ( 0.357) 0.025 0.003
194 16.17 0.13 0.028 ( 0.355) 0.025 0.003
195 16.25 0.13 0.028 ( 0.353) 0.025 0.003
196 16.33 0.13 0.028 ( 0.351) 0.025 0.003
197 16.42 0.13 0.028 ( 0.350) 0.025 0.003
198 16.50 0.13 0.028 ( 0.348) 0.025 0.003
199 16.58 0.10 0.021 ( 0.346) 0.019 0.002
200 16.67 0.10 0.021 ( 0.344) 0.019 0.002
201 16.75 0.10 0.021 ( 0.343) 0.019 0.002
202 16.83 0.10 0.021 ( 0.341) 0.019 0.002
203 16.92 0.10 0.021 ( 0.339) 0.019 0.002
204 17.00 0.10 0.021 ( 0.337) 0.019 0.002
205 17.08 0.17 0.035 ( 0.336) 0.031 0.003
206 17.17 0.17 0.035 ( 0.334) 0.031 0.003
207 17.25 0.17 0.035 ( 0.332) 0.031 0.003
208 17.33 0.17 0.035 ( 0.331) 0.031 0.003
209 17.42 0.17 0.035 ( 0.329) 0.031 0.003
210 17.50 0.17 0.035 ( 0.327) 0.031 0.003
211 17.58 0.17 0.035 ( 0.326) 0.031 0.003
212 17.67 0.17 0.035 ( 0.324) 0.031 0.003
213 17.75 0.17 0.035 ( 0.322) 0.031 0.003
214 17.83 0.13 0.028 ( 0.321) 0.025 0.003
215 17.92 0.13 0.028 ( 0.319) 0.025 0.003
216 18.00 0.13 0.028 ( 0.318) 0.025 0.003
217 18.08 0.13 0.028 ( 0.316) 0.025 0.003
218 18.17 0.13 0.028 ( 0.315) 0.025 0.003
219 18.25 0.13 0.028 ( 0.313) 0.025 0.003
220 18.33 0.13 0.028 ( 0.311) 0.025 0.003
221 18.42 0.13 0.028 ( 0.310) 0.025 0.003
222 18.50 0.13 0.028 ( 0.308) 0.025 0.003
223 18.58 0.10 0.021 ( 0.307) 0.019 0.002
224 18.67 0.10 0.021 ( 0.305) 0.019 0.002
225 18.75 0.10 0.021 ( 0.304) 0.019 0.002
226 18.83 0.07 0.014 ( 0.303) 0.013 0.001
227 18.92 0.07 0.014 ( 0.301) 0.013 0.001
228 19.00 0.07 0.014 ( 0.300) 0.013 0.001
229 19.08 0.10 0.021 ( 0.298) 0.019 0.002
230 19.17 0.10 0.021 ( 0.297) 0.019 0.002
231 19.25 0.10 0.021 ( 0.295) 0.019 0.002
232 19.33 0.13 0.028 ( 0.294) 0.025 0.003
233 19.42 0.13 0.028 ( 0.293) 0.025 0.003
234 19.50 0.13 0.028 ( 0.291) 0.025 0.003
235 19.58 0.10 0.021 ( 0.290) 0.019 0.002
236 19.67 0.10 0.021 ( 0.289) 0.019 0.002
237 19.75 0.10 0.021 ( 0.287) 0.019 0.002
238 19.83 0.07 0.014 ( 0.286) 0.013 0.001
239 19.92 0.07 0.014 ( 0.285) 0.013 0.001
240 20.00 0.07 0.014 ( 0.284) 0.013 0.001
241 20.08 0.10 0.021 ( 0.282) 0.019 0.002
242 20.17 0.10 0.021 ( 0.281) 0.019 0.002
243 20.25 0.10 0.021 ( 0.280) 0.019 0.002
244 20.33 0.10 0.021 ( 0.279) 0.019 0.002
245 20.42 0.10 0.021 ( 0.277) 0.019 0.002
246 20.50 0.10 0.021 ( 0.276) 0.019 0.002
247 20.58 0.10 0.021 ( 0.275) 0.019 0.002
248 20.67 0.10 0.021 ( 0.274) 0.019 0.002
249 20.75 0.10 0.021 ( 0.273) 0.019 0.002
250 20.83 0.07 0.014 ( 0.272) 0.013 0.001
251 20.92 0.07 0.014 ( 0.271) 0.013 0.001
252 21.00 0.07 0.014 ( 0.270) 0.013 0.001
253 21.08 0.10 0.021 ( 0.268) 0.019 0.002
254 21.17 0.10 0.021 ( 0.267) 0.019 0.002
255 21.25 0.10 0.021 ( 0.266) 0.019 0.002
256 21.33 0.07 0.014 ( 0.265) 0.013 0.001
257 21.42 0.07 0.014 ( 0.264) 0.013 0.001
258 21.50 0.07 0.014 ( 0.263) 0.013 0.001
259 21.58 0.10 0.021 ( 0.262) 0.019 0.002
260 21.67 0.10 0.021 ( 0.261) 0.019 0.002
261 21.75 0.10 0.021 ( 0.261) 0.019 0.002
262 21.83 0.07 0.014 ( 0.260) 0.013 0.001
263 21.92 0.07 0.014 ( 0.259) 0.013 0.001
264 22.00 0.07 0.014 ( 0.258) 0.013 0.001
265 22.08 0.10 0.021 ( 0.257) 0.019 0.002
266 22.17 0.10 0.021 ( 0.256) 0.019 0.002
267 22.25 0.10 0.021 ( 0.255) 0.019 0.002
268 22.33 0.07 0.014 ( 0.255) 0.013 0.001
269 22.42 0.07 0.014 ( 0.254) 0.013 0.001

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Packet Pg. 2001 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
270 22.50 0.07 0.014 ( 0.253) 0.013 0.001
271 22.58 0.07 0.014 ( 0.252) 0.013 0.001
272 22.67 0.07 0.014 ( 0.252) 0.013 0.001
273 22.75 0.07 0.014 ( 0.251) 0.013 0.001
274 22.83 0.07 0.014 ( 0.250) 0.013 0.001
275 22.92 0.07 0.014 ( 0.250) 0.013 0.001
276 23.00 0.07 0.014 ( 0.249) 0.013 0.001
277 23.08 0.07 0.014 ( 0.248) 0.013 0.001
278 23.17 0.07 0.014 ( 0.248) 0.013 0.001
279 23.25 0.07 0.014 ( 0.247) 0.013 0.001
280 23.33 0.07 0.014 ( 0.247) 0.013 0.001
281 23.42 0.07 0.014 ( 0.246) 0.013 0.001
282 23.50 0.07 0.014 ( 0.246) 0.013 0.001
283 23.58 0.07 0.014 ( 0.246) 0.013 0.001
284 23.67 0.07 0.014 ( 0.245) 0.013 0.001
285 23.75 0.07 0.014 ( 0.245) 0.013 0.001
286 23.83 0.07 0.014 ( 0.245) 0.013 0.001
287 23.92 0.07 0.014 ( 0.244) 0.013 0.001
288 24.00 0.07 0.014 ( 0.244) 0.013 0.001
(Loss Rate Not Used)
Sum = 100.0 Sum = 2.1
Flood volume = Effective rainfall 0.17(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 1.0(Ac.Ft)
Total soil loss = 1.57(In)
Total soil loss = 8.806(Ac.Ft)
Total rainfall = 1.75(In)
Flood volume = 42619.7 Cubic Feet
Total soil loss = 383577.2 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 1.573(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 24 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 2.5 5.0 7.5 10.0
----------------------------------------------------------------------- 0+ 5 0.0000 0.01 Q | | | |
0+10 0.0003 0.03 Q | | | |
0+15 0.0007 0.06 Q | | | |
0+20 0.0012 0.07 Q | | | |
0+25 0.0018 0.09 Q | | | |
0+30 0.0026 0.11 Q | | | |
0+35 0.0034 0.12 Q | | | |
0+40 0.0043 0.13 Q | | | |
0+45 0.0052 0.13 Q | | | |
0+50 0.0061 0.14 Q | | | |
0+55 0.0072 0.15 Q | | | |
1+ 0 0.0083 0.17 Q | | | |
1+ 5 0.0095 0.17 Q | | | |
1+10 0.0106 0.16 Q | | | |
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1+25 0.0137 0.15 Q | | | |
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1+40 0.0167 0.14 Q | | | |
1+45 0.0177 0.14 Q | | | |
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2+ 0 0.0210 0.17 Q | | | |
2+ 5 0.0222 0.18 Q | | | |
2+10 0.0235 0.18 Q | | | |
2+15 0.0247 0.18 QV | | | |
2+20 0.0260 0.18 QV | | | |
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2+30 0.0286 0.19 QV | | | |
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2+50 0.0343 0.22 QV | | | |
2+55 0.0359 0.23 QV | | | |
3+ 0 0.0375 0.23 QV | | | |
3+ 5 0.0391 0.23 QV | | | |

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Packet Pg. 2002 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
3+10 0.0407 0.23 QV | | | |
3+15 0.0423 0.23 QV | | | |
3+20 0.0439 0.23 QV | | | |
3+25 0.0455 0.24 QV | | | |
3+30 0.0472 0.24 QV | | | |
3+35 0.0488 0.24 QV | | | |
3+40 0.0504 0.24 Q V | | | |
3+45 0.0521 0.24 Q V | | | |
3+50 0.0537 0.24 Q V | | | |
3+55 0.0554 0.25 |QV | | | |
4+ 0 0.0573 0.27 |QV | | | |
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4+10 0.0611 0.28 |QV | | | |
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4+20 0.0649 0.28 |QV | | | |
4+25 0.0670 0.30 |QV | | | |
4+30 0.0691 0.31 |QV | | | |
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4+40 0.0735 0.32 |Q V | | | |
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4+55 0.0804 0.34 |Q V | | | |
5+ 0 0.0828 0.36 |Q V | | | |
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5+15 0.0898 0.31 |Q V | | | |
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7+50 0.1808 0.55 | Q V | | | |
7+55 0.1848 0.57 | Q V | | | |
8+ 0 0.1888 0.59 | Q V | | | |
8+ 5 0.1930 0.60 | Q V | | | |
8+10 0.1974 0.63 | Q V | | | |
8+15 0.2019 0.67 | Q V | | | |
8+20 0.2066 0.68 | Q V | | | |
8+25 0.2114 0.69 | Q V | | | |
8+30 0.2161 0.69 | Q V | | | |
8+35 0.2210 0.70 | Q V| | | |
8+40 0.2259 0.72 | Q V| | | |
8+45 0.2310 0.73 | Q V| | | |
8+50 0.2361 0.74 | Q V| | | |
8+55 0.2413 0.76 | Q V| | | |
9+ 0 0.2467 0.78 | Q V | | |
9+ 5 0.2522 0.79 | Q V | | |
9+10 0.2578 0.82 | Q V | | |
9+15 0.2637 0.86 | Q V | | |
9+20 0.2697 0.87 | Q |V | | |
9+25 0.2759 0.89 | Q |V | | |
9+30 0.2822 0.91 | Q |V | | |

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Packet Pg. 2003 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
9+35 0.2886 0.93 | Q |V | | |
9+40 0.2951 0.95 | Q | V | | |
9+45 0.3017 0.96 | Q | V | | |
9+50 0.3084 0.98 | Q | V | | |
9+55 0.3153 1.00 | Q | V | | |
10+ 0 0.3223 1.01 | Q | V | | |
10+ 5 0.3292 1.00 | Q | V | | |
10+10 0.3354 0.91 | Q | V | | |
10+15 0.3411 0.82 | Q | V | | |
10+20 0.3465 0.78 | Q | V | | |
10+25 0.3518 0.76 | Q | V | | |
10+30 0.3569 0.75 | Q | V | | |
10+35 0.3621 0.76 | Q | V | | |
10+40 0.3678 0.82 | Q | V | | |
10+45 0.3738 0.88 | Q | V | | |
10+50 0.3800 0.90 | Q | V | | |
10+55 0.3863 0.91 | Q | V | | |
11+ 0 0.3927 0.92 | Q | V | | |
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11+15 0.4116 0.90 | Q | V | | |
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11+25 0.4240 0.90 | Q | V | | |
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11+35 0.4364 0.89 | Q | V | | |
11+40 0.4423 0.87 | Q | V | | |
11+45 0.4481 0.84 | Q | V | | |
11+50 0.4539 0.83 | Q | V | | |
11+55 0.4597 0.84 | Q | V | | |
12+ 0 0.4655 0.85 | Q | V| | |
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13+55 0.6688 1.18 | Q | | V | |
14+ 0 0.6767 1.15 | Q | | V | |
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14+15 0.7014 1.24 | Q | | V | |
14+20 0.7100 1.25 | Q | | V| |
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14+30 0.7271 1.23 | Q | | V| |
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14+40 0.7440 1.23 | Q | | V |
14+45 0.7525 1.23 | Q | | V |
14+50 0.7609 1.22 | Q | | |V |
14+55 0.7693 1.21 | Q | | |V |
15+ 0 0.7775 1.20 | Q | | |V |
15+ 5 0.7858 1.19 | Q | | | V |
15+10 0.7938 1.18 | Q | | | V |
15+15 0.8018 1.16 | Q | | | V |
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15+45 0.8467 0.98 | Q | | | V |
15+50 0.8533 0.95 | Q | | | V |
15+55 0.8597 0.94 | Q | | | V |

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Packet Pg. 2004 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
16+ 0 0.8661 0.93 | Q | | | V |
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19+35 0.9341 0.17 Q | | | V |
19+40 0.9353 0.16 Q | | | V |
19+45 0.9363 0.15 Q | | | V |
19+50 0.9373 0.14 Q | | | V |
19+55 0.9382 0.13 Q | | | V |
20+ 0 0.9390 0.11 Q | | | V |
20+ 5 0.9398 0.11 Q | | | V |
20+10 0.9406 0.12 Q | | | V |
20+15 0.9415 0.13 Q | | | V |
20+20 0.9424 0.14 Q | | | V |
20+25 0.9434 0.14 Q | | | V |
20+30 0.9444 0.14 Q | | | V |
20+35 0.9453 0.14 Q | | | V |
20+40 0.9463 0.14 Q | | | V |
20+45 0.9473 0.14 Q | | | V |
20+50 0.9482 0.14 Q | | | V |
20+55 0.9491 0.12 Q | | | V |
21+ 0 0.9498 0.11 Q | | | V |
21+ 5 0.9506 0.11 Q | | | V |
21+10 0.9514 0.12 Q | | | V |
21+15 0.9523 0.13 Q | | | V |
21+20 0.9532 0.13 Q | | | V |
21+25 0.9540 0.12 Q | | | V|
21+30 0.9548 0.11 Q | | | V|
21+35 0.9555 0.11 Q | | | V|
21+40 0.9563 0.12 Q | | | V|
21+45 0.9572 0.13 Q | | | V|
21+50 0.9581 0.13 Q | | | V|
21+55 0.9589 0.12 Q | | | V|
22+ 0 0.9597 0.11 Q | | | V|
22+ 5 0.9604 0.11 Q | | | V|
22+10 0.9612 0.12 Q | | | V|
22+15 0.9621 0.13 Q | | | V|
22+20 0.9630 0.13 Q | | | V|

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F.1.l
Packet Pg. 2005 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX224
22+25 0.9638 0.12 Q | | | V|
22+30 0.9646 0.11 Q | | | V|
22+35 0.9653 0.10 Q | | | V|
22+40 0.9660 0.10 Q | | | V|
22+45 0.9667 0.10 Q | | | V|
22+50 0.9673 0.10 Q | | | V|
22+55 0.9680 0.10 Q | | | V|
23+ 0 0.9687 0.10 Q | | | V|
23+ 5 0.9693 0.10 Q | | | V|
23+10 0.9700 0.10 Q | | | V|
23+15 0.9707 0.10 Q | | | V|
23+20 0.9713 0.10 Q | | | V|
23+25 0.9720 0.10 Q | | | V|
23+30 0.9726 0.09 Q | | | V|
23+35 0.9733 0.09 Q | | | V|
23+40 0.9739 0.09 Q | | | V|
23+45 0.9746 0.09 Q | | | V|
23+50 0.9752 0.09 Q | | | V|
23+55 0.9759 0.09 Q | | | V|
24+ 0 0.9765 0.09 Q | | | V|
24+ 5 0.9771 0.09 Q | | | V|
24+10 0.9776 0.06 Q | | | V|
24+15 0.9778 0.03 Q | | | V|
24+20 0.9780 0.02 Q | | | V|
24+25 0.9781 0.02 Q | | | V|
24+30 0.9782 0.01 Q | | | V|
24+35 0.9782 0.01 Q | | | V|
24+40 0.9783 0.01 Q | | | V|
24+45 0.9783 0.01 Q | | | V|
24+50 0.9784 0.00 Q | | | V|
24+55 0.9784 0.00 Q | | | V|
25+ 0 0.9784 0.00 Q | | | V|
25+ 5 0.9784 0.00 Q | | | V|
25+10 0.9784 0.00 Q | | | V|
25+15 0.9784 0.00 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2006 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX515
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX515.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 5-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 1 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

0.00 0.50 0.00

0.00 0.01 0.00

67.10 0.50 33.55
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.20 80.52
STORM EVENT (YEAR) = 5.00
Area Averaged 2-Year Rainfall = 0.500(In)
Area Averaged 100-Year Rainfall = 1.200(In)
Point rain (area averaged) = 0.664(In)
Areal adjustment factor = 99.94 %
Adjusted average point rain = 0.664(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

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F.1.l
Packet Pg. 2007 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX515

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- Slope of intensity-duration curve for a 1 hour storm =0.5000 ---------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 4.20 0.334 ( 0.488) 0.301 0.033
2 0.17 4.30 0.342 ( 0.488) 0.308 0.034
3 0.25 5.00 0.398 ( 0.488) 0.358 0.040
4 0.33 5.00 0.398 ( 0.488) 0.358 0.040
5 0.42 5.80 0.462 ( 0.488) 0.416 0.046
6 0.50 6.50 0.518 ( 0.488) 0.466 0.052
7 0.58 7.40 0.589 0.488 ( 0.530) 0.101
8 0.67 8.60 0.685 0.488 ( 0.616) 0.196
9 0.75 12.30 0.979 0.488 ( 0.881) 0.491
10 0.83 29.10 2.317 0.488 ( 2.085) 1.829
11 0.92 6.80 0.541 ( 0.488) 0.487 0.054
12 1.00 5.00 0.398 ( 0.488) 0.358 0.040
(Loss Rate Not Used)
Sum = 100.0 Sum = 3.0
Flood volume = Effective rainfall 0.25(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 1.4(Ac.Ft)
Total soil loss = 0.42(In)
Total soil loss = 2.333(Ac.Ft)
Total rainfall = 0.66(In)
Flood volume = 60006.7 Cubic Feet
Total soil loss = 101616.9 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 46.983(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 12.5 25.0 37.5 50.0
----------------------------------------------------------------------- 0+ 5 0.0010 0.15 Q | | | |

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F.1.l
Packet Pg. 2008 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX515
0+10 0.0064 0.79 Q | | | |
0+15 0.0166 1.47 VQ | | | |
0+20 0.0295 1.87 VQ | | | |
0+25 0.0444 2.16 |Q | | | |
0+30 0.0613 2.46 |Q | | | |
0+35 0.0821 3.01 | Q | | | |
0+40 0.1138 4.60 | Q | | | |
0+45 0.1744 8.81 | V Q | | | |
0+50 0.3307 22.69 | V| Q | | |
0+55 0.6543 46.98 | | V | | Q |
1+ 0 0.9442 42.10 | | | V | Q |
1+ 5 1.0830 20.15 | | Q | |V |
1+10 1.1636 11.70 | Q| | | V |
1+15 1.2183 7.95 | Q | | | V |
1+20 1.2577 5.71 | Q | | | V |
1+25 1.2871 4.27 | Q | | | V |
1+30 1.3092 3.21 | Q | | | V |
1+35 1.3275 2.66 | Q | | | V |
1+40 1.3417 2.06 |Q | | | V |
1+45 1.3528 1.61 |Q | | | V|
1+50 1.3613 1.24 Q | | | V|
1+55 1.3678 0.95 Q | | | V|
2+ 0 1.3735 0.82 Q | | | V|
2+ 5 1.3773 0.55 Q | | | V|
2+10 1.3775 0.03 Q | | | V|
2+15 1.3776 0.01 Q | | | V
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2009 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX535
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX535.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 5-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 3 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.80 53.68
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.86 124.81
STORM EVENT (YEAR) = 5.00
Area Averaged 2-Year Rainfall = 0.800(In)
Area Averaged 100-Year Rainfall = 1.860(In)
Point rain (area averaged) = 1.048(In)
Areal adjustment factor = 99.97 %
Adjusted average point rain = 1.048(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

Page 1 ends

F.1.l
Packet Pg. 2010 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX535
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 1.30 0.163 ( 0.488) 0.147 0.016
2 0.17 1.30 0.163 ( 0.488) 0.147 0.016
3 0.25 1.10 0.138 ( 0.488) 0.124 0.014
4 0.33 1.50 0.189 ( 0.488) 0.170 0.019
5 0.42 1.50 0.189 ( 0.488) 0.170 0.019
6 0.50 1.80 0.226 ( 0.488) 0.204 0.023
7 0.58 1.50 0.189 ( 0.488) 0.170 0.019
8 0.67 1.80 0.226 ( 0.488) 0.204 0.023
9 0.75 1.80 0.226 ( 0.488) 0.204 0.023
10 0.83 1.50 0.189 ( 0.488) 0.170 0.019
11 0.92 1.60 0.201 ( 0.488) 0.181 0.020
12 1.00 1.80 0.226 ( 0.488) 0.204 0.023
13 1.08 2.20 0.277 ( 0.488) 0.249 0.028
14 1.17 2.20 0.277 ( 0.488) 0.249 0.028
15 1.25 2.20 0.277 ( 0.488) 0.249 0.028
16 1.33 2.00 0.252 ( 0.488) 0.226 0.025
17 1.42 2.60 0.327 ( 0.488) 0.294 0.033
18 1.50 2.70 0.340 ( 0.488) 0.306 0.034
19 1.58 2.40 0.302 ( 0.488) 0.272 0.030
20 1.67 2.70 0.340 ( 0.488) 0.306 0.034
21 1.75 3.30 0.415 ( 0.488) 0.373 0.041
22 1.83 3.10 0.390 ( 0.488) 0.351 0.039
23 1.92 2.90 0.365 ( 0.488) 0.328 0.036
24 2.00 3.00 0.377 ( 0.488) 0.340 0.038
25 2.08 3.10 0.390 ( 0.488) 0.351 0.039
26 2.17 4.20 0.528 ( 0.488) 0.475 0.053
27 2.25 5.00 0.629 0.488 ( 0.566) 0.140
28 2.33 3.50 0.440 ( 0.488) 0.396 0.044
29 2.42 6.80 0.855 0.488 ( 0.770) 0.367
30 2.50 7.30 0.918 0.488 ( 0.826) 0.430
31 2.58 8.20 1.031 0.488 ( 0.928) 0.543
32 2.67 5.90 0.742 0.488 ( 0.668) 0.254
33 2.75 2.00 0.252 ( 0.488) 0.226 0.025
34 2.83 1.80 0.226 ( 0.488) 0.204 0.023
35 2.92 1.80 0.226 ( 0.488) 0.204 0.023
36 3.00 0.60 0.075 ( 0.488) 0.068 0.008
(Loss Rate Not Used)
Sum = 100.0 Sum = 2.6

Page 2 ends

F.1.l
Packet Pg. 2011 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX535
Flood volume = Effective rainfall 0.21(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 1.2(Ac.Ft)
Total soil loss = 0.83(In)
Total soil loss = 4.661(Ac.Ft)
Total rainfall = 1.05(In)
Flood volume = 52233.5 Cubic Feet
Total soil loss = 203023.7 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 23.769(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 7.5 15.0 22.5 30.0
----------------------------------------------------------------------- 0+ 5 0.0005 0.07 Q | | | |
0+10 0.0031 0.38 Q | | | |
0+15 0.0079 0.69 Q | | | |
0+20 0.0134 0.80 VQ | | | |
0+25 0.0197 0.92 VQ | | | |
0+30 0.0270 1.06 VQ | | | |
0+35 0.0351 1.18 |Q | | | |
0+40 0.0437 1.24 |Q | | | |
0+45 0.0527 1.30 |Q | | | |
0+50 0.0621 1.37 |QV | | | |
0+55 0.0714 1.35 |QV | | | |
1+ 0 0.0806 1.34 |QV | | | |
1+ 5 0.0903 1.42 |Q V | | | |
1+10 0.1012 1.57 | QV | | | |
1+15 0.1129 1.70 | QV | | | |
1+20 0.1249 1.75 | Q V | | | |
1+25 0.1370 1.76 | Q V | | | |
1+30 0.1500 1.88 | Q V | | | |
1+35 0.1640 2.03 | Q V | | | |
1+40 0.1782 2.07 | Q V | | | |
1+45 0.1930 2.14 | Q V | | | |
1+50 0.2092 2.35 | Q V | | | |
1+55 0.2262 2.47 | Q V | | | |
2+ 0 0.2431 2.46 | Q V | | | |
2+ 5 0.2601 2.47 | Q V | | | |
2+10 0.2779 2.58 | Q V| | | |
2+15 0.3005 3.28 | Q V | | |
2+20 0.3336 4.80 | Q |V | | |
2+25 0.3765 6.23 | Q | V | | |
2+30 0.4562 11.57 | | Q | | |
2+35 0.5881 19.15 | | V| Q | |
2+40 0.7518 23.77 | | | V |Q |
2+45 0.8986 21.32 | | | QV| |
2+50 0.9919 13.55 | | Q | | V |
2+55 1.0477 8.09 | Q | | V |
3+ 0 1.0878 5.82 | Q | | | V |
3+ 5 1.1173 4.29 | Q | | | V |
3+10 1.1385 3.08 | Q | | | V |
3+15 1.1540 2.26 | Q | | | V |
3+20 1.1661 1.76 | Q | | | V |
3+25 1.1756 1.38 |Q | | | V|
3+30 1.1829 1.06 |Q | | | V|
3+35 1.1885 0.81 |Q | | | V|
3+40 1.1929 0.65 Q | | | V|
3+45 1.1961 0.46 Q | | | V|
3+50 1.1980 0.28 Q | | | V|
3+55 1.1987 0.10 Q | | | V|
4+ 0 1.1989 0.03 Q | | | V|
4+ 5 1.1990 0.02 Q | | | V|
4+10 1.1991 0.01 Q | | | V|
4+15 1.1991 0.00 Q | | | V
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 2012 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX565
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX565.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 5-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 6 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.15 77.16
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 2.50 167.75
STORM EVENT (YEAR) = 5.00
Area Averaged 2-Year Rainfall = 1.150(In)
Area Averaged 100-Year Rainfall = 2.500(In)
Point rain (area averaged) = 1.466(In)
Areal adjustment factor = 99.98 %
Adjusted average point rain = 1.466(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

Page 1 ends

F.1.l
Packet Pg. 2013 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX565
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.50 0.088 ( 0.488) 0.079 0.009
2 0.17 0.60 0.106 ( 0.488) 0.095 0.011
3 0.25 0.60 0.106 ( 0.488) 0.095 0.011
4 0.33 0.60 0.106 ( 0.488) 0.095 0.011
5 0.42 0.60 0.106 ( 0.488) 0.095 0.011
6 0.50 0.70 0.123 ( 0.488) 0.111 0.012
7 0.58 0.70 0.123 ( 0.488) 0.111 0.012
8 0.67 0.70 0.123 ( 0.488) 0.111 0.012
9 0.75 0.70 0.123 ( 0.488) 0.111 0.012
10 0.83 0.70 0.123 ( 0.488) 0.111 0.012
11 0.92 0.70 0.123 ( 0.488) 0.111 0.012
12 1.00 0.80 0.141 ( 0.488) 0.127 0.014
13 1.08 0.80 0.141 ( 0.488) 0.127 0.014
14 1.17 0.80 0.141 ( 0.488) 0.127 0.014
15 1.25 0.80 0.141 ( 0.488) 0.127 0.014
16 1.33 0.80 0.141 ( 0.488) 0.127 0.014
17 1.42 0.80 0.141 ( 0.488) 0.127 0.014
18 1.50 0.80 0.141 ( 0.488) 0.127 0.014
19 1.58 0.80 0.141 ( 0.488) 0.127 0.014
20 1.67 0.80 0.141 ( 0.488) 0.127 0.014
21 1.75 0.80 0.141 ( 0.488) 0.127 0.014
22 1.83 0.80 0.141 ( 0.488) 0.127 0.014
23 1.92 0.80 0.141 ( 0.488) 0.127 0.014
24 2.00 0.90 0.158 ( 0.488) 0.142 0.016
25 2.08 0.80 0.141 ( 0.488) 0.127 0.014
26 2.17 0.90 0.158 ( 0.488) 0.142 0.016
27 2.25 0.90 0.158 ( 0.488) 0.142 0.016
28 2.33 0.90 0.158 ( 0.488) 0.142 0.016
29 2.42 0.90 0.158 ( 0.488) 0.142 0.016
30 2.50 0.90 0.158 ( 0.488) 0.142 0.016
31 2.58 0.90 0.158 ( 0.488) 0.142 0.016
32 2.67 0.90 0.158 ( 0.488) 0.142 0.016
33 2.75 1.00 0.176 ( 0.488) 0.158 0.018
34 2.83 1.00 0.176 ( 0.488) 0.158 0.018
35 2.92 1.00 0.176 ( 0.488) 0.158 0.018
36 3.00 1.00 0.176 ( 0.488) 0.158 0.018
37 3.08 1.00 0.176 ( 0.488) 0.158 0.018
38 3.17 1.10 0.193 ( 0.488) 0.174 0.019

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Packet Pg. 2014 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX565
39 3.25 1.10 0.193 ( 0.488) 0.174 0.019
40 3.33 1.10 0.193 ( 0.488) 0.174 0.019
41 3.42 1.20 0.211 ( 0.488) 0.190 0.021
42 3.50 1.30 0.229 ( 0.488) 0.206 0.023
43 3.58 1.40 0.246 ( 0.488) 0.222 0.025
44 3.67 1.40 0.246 ( 0.488) 0.222 0.025
45 3.75 1.50 0.264 ( 0.488) 0.237 0.026
46 3.83 1.50 0.264 ( 0.488) 0.237 0.026
47 3.92 1.60 0.281 ( 0.488) 0.253 0.028
48 4.00 1.60 0.281 ( 0.488) 0.253 0.028
49 4.08 1.70 0.299 ( 0.488) 0.269 0.030
50 4.17 1.80 0.317 ( 0.488) 0.285 0.032
51 4.25 1.90 0.334 ( 0.488) 0.301 0.033
52 4.33 2.00 0.352 ( 0.488) 0.317 0.035
53 4.42 2.10 0.369 ( 0.488) 0.332 0.037
54 4.50 2.10 0.369 ( 0.488) 0.332 0.037
55 4.58 2.20 0.387 ( 0.488) 0.348 0.039
56 4.67 2.30 0.405 ( 0.488) 0.364 0.040
57 4.75 2.40 0.422 ( 0.488) 0.380 0.042
58 4.83 2.40 0.422 ( 0.488) 0.380 0.042
59 4.92 2.50 0.440 ( 0.488) 0.396 0.044
60 5.00 2.60 0.457 ( 0.488) 0.412 0.046
61 5.08 3.10 0.545 0.488 ( 0.491) 0.057
62 5.17 3.60 0.633 0.488 ( 0.570) 0.145
63 5.25 3.90 0.686 0.488 ( 0.617) 0.198
64 5.33 4.20 0.739 0.488 ( 0.665) 0.250
65 5.42 4.70 0.827 0.488 ( 0.744) 0.338
66 5.50 5.60 0.985 0.488 ( 0.887) 0.497
67 5.58 1.90 0.334 ( 0.488) 0.301 0.033
68 5.67 0.90 0.158 ( 0.488) 0.142 0.016
69 5.75 0.60 0.106 ( 0.488) 0.095 0.011
70 5.83 0.50 0.088 ( 0.488) 0.079 0.009
71 5.92 0.30 0.053 ( 0.488) 0.047 0.005
72 6.00 0.20 0.035 ( 0.488) 0.032 0.004
(Loss Rate Not Used)
Sum = 100.0 Sum = 2.8
Flood volume = Effective rainfall 0.23(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 1.3(Ac.Ft)
Total soil loss = 1.23(In)
Total soil loss = 6.891(Ac.Ft)
Total rainfall = 1.47(In)
Flood volume = 56885.3 Cubic Feet
Total soil loss = 300159.7 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 19.934(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 6 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 5.0 10.0 15.0 20.0
----------------------------------------------------------------------- 0+ 5 0.0003 0.04 Q | | | |
0+10 0.0017 0.21 Q | | | |
0+15 0.0046 0.42 Q | | | |
0+20 0.0082 0.52 VQ | | | |
0+25 0.0122 0.58 VQ | | | |
0+30 0.0165 0.62 VQ | | | |
0+35 0.0212 0.68 VQ | | | |
0+40 0.0262 0.73 VQ | | | |
0+45 0.0314 0.76 VQ | | | |
0+50 0.0368 0.78 |Q | | | |
0+55 0.0422 0.79 |Q | | | |
1+ 0 0.0478 0.81 |Q | | | |
1+ 5 0.0537 0.85 |Q | | | |
1+10 0.0599 0.89 |Q | | | |
1+15 0.0662 0.91 |QV | | | |
1+20 0.0726 0.93 |QV | | | |
1+25 0.0790 0.93 |QV | | | |
1+30 0.0854 0.94 |QV | | | |
1+35 0.0919 0.94 |QV | | | |
1+40 0.0984 0.94 |Q V | | | |
1+45 0.1050 0.95 |Q V | | | |
1+50 0.1115 0.95 |Q V | | | |

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Packet Pg. 2015 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX565
1+55 0.1180 0.95 |Q V | | | |
2+ 0 0.1246 0.96 |Q V | | | |
2+ 5 0.1314 0.98 |Q V | | | |
2+10 0.1383 0.99 |Q V | | | |
2+15 0.1452 1.01 | Q V | | | |
2+20 0.1523 1.04 | Q V | | | |
2+25 0.1595 1.05 | Q V | | | |
2+30 0.1668 1.05 | Q V | | | |
2+35 0.1741 1.06 | Q V | | | |
2+40 0.1814 1.06 | Q V | | | |
2+45 0.1888 1.07 | Q V | | | |
2+50 0.1964 1.11 | Q V | | | |
2+55 0.2043 1.14 | Q V | | | |
3+ 0 0.2122 1.16 | Q V | | | |
3+ 5 0.2203 1.17 | Q V | | | |
3+10 0.2284 1.18 | Q V | | | |
3+15 0.2368 1.22 | Q V | | | |
3+20 0.2454 1.26 | Q V | | | |
3+25 0.2543 1.28 | Q V | | | |
3+30 0.2634 1.33 | Q V | | | |
3+35 0.2732 1.41 | Q V | | | |
3+40 0.2835 1.50 | Q V | | | |
3+45 0.2943 1.57 | Q V| | | |
3+50 0.3056 1.63 | Q V| | | |
3+55 0.3172 1.69 | Q V| | | |
4+ 0 0.3293 1.76 | Q V | | |
4+ 5 0.3418 1.82 | Q V | | |
4+10 0.3548 1.88 | Q V | | |
4+15 0.3684 1.98 | Q |V | | |
4+20 0.3828 2.08 | Q |V | | |
4+25 0.3978 2.19 | Q | V | | |
4+30 0.4136 2.29 | Q | V | | |
4+35 0.4299 2.37 | Q | V | | |
4+40 0.4468 2.45 | Q | V | | |
4+45 0.4644 2.55 | Q | V | | |
4+50 0.4827 2.65 | Q | V | | |
4+55 0.5015 2.73 | Q | V | | |
5+ 0 0.5208 2.81 | Q | V | | |
5+ 5 0.5411 2.95 | Q | V | | |
5+10 0.5661 3.62 | Q | V | | |
5+15 0.6059 5.78 | |Q V | | |
5+20 0.6668 8.83 | | Q V | |
5+25 0.7497 12.04 | | | V Q | |
5+30 0.8620 16.31 | | | V | Q |
5+35 0.9993 19.93 | | | V Q|
5+40 1.1057 15.46 | | | Q V |
5+45 1.1629 8.29 | | Q | | V |
5+50 1.1996 5.34 | Q | | V |
5+55 1.2266 3.92 | Q | | | V |
6+ 0 1.2469 2.95 | Q | | | V |
6+ 5 1.2623 2.24 | Q | | | V |
6+10 1.2739 1.68 | Q | | | V|
6+15 1.2829 1.31 | Q | | | V|
6+20 1.2898 1.00 | Q | | | V|
6+25 1.2951 0.78 |Q | | | V|
6+30 1.2991 0.58 |Q | | | V|
6+35 1.3021 0.43 Q | | | V|
6+40 1.3043 0.31 Q | | | V|
6+45 1.3055 0.18 Q | | | V|
6+50 1.3057 0.03 Q | | | V|
6+55 1.3058 0.02 Q | | | V|
7+ 0 1.3058 0.01 Q | | | V|
7+ 5 1.3059 0.01 Q | | | V|
7+10 1.3059 0.00 Q | | | V|
7+15 1.3059 0.00 Q | | | V
-----------------------------------------------------------------------

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Packet Pg. 2016 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX5245.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 5-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 24 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.75 117.42
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 4.50 301.95
STORM EVENT (YEAR) = 5.00
Area Averaged 2-Year Rainfall = 1.750(In)
Area Averaged 100-Year Rainfall = 4.500(In)
Point rain (area averaged) = 2.394(In)
Areal adjustment factor = 99.99 %
Adjusted average point rain = 2.394(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 58.2 0.488 0.000 0.488 1.000 0.488
Sum (F) = 0.488

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Packet Pg. 2017 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
Area averaged mean soil loss (F) (In/Hr) = 0.488
Minimum soil loss rate ((In/Hr)) = 0.244
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.07 0.019 ( 0.866) 0.017 0.002
2 0.17 0.07 0.019 ( 0.862) 0.017 0.002
3 0.25 0.07 0.019 ( 0.859) 0.017 0.002
4 0.33 0.10 0.029 ( 0.856) 0.026 0.003
5 0.42 0.10 0.029 ( 0.852) 0.026 0.003
6 0.50 0.10 0.029 ( 0.849) 0.026 0.003
7 0.58 0.10 0.029 ( 0.846) 0.026 0.003
8 0.67 0.10 0.029 ( 0.842) 0.026 0.003
9 0.75 0.10 0.029 ( 0.839) 0.026 0.003
10 0.83 0.13 0.038 ( 0.836) 0.034 0.004
11 0.92 0.13 0.038 ( 0.833) 0.034 0.004
12 1.00 0.13 0.038 ( 0.829) 0.034 0.004
13 1.08 0.10 0.029 ( 0.826) 0.026 0.003
14 1.17 0.10 0.029 ( 0.823) 0.026 0.003
15 1.25 0.10 0.029 ( 0.819) 0.026 0.003
16 1.33 0.10 0.029 ( 0.816) 0.026 0.003
17 1.42 0.10 0.029 ( 0.813) 0.026 0.003
18 1.50 0.10 0.029 ( 0.810) 0.026 0.003
19 1.58 0.10 0.029 ( 0.806) 0.026 0.003
20 1.67 0.10 0.029 ( 0.803) 0.026 0.003
21 1.75 0.10 0.029 ( 0.800) 0.026 0.003
22 1.83 0.13 0.038 ( 0.797) 0.034 0.004
23 1.92 0.13 0.038 ( 0.794) 0.034 0.004
24 2.00 0.13 0.038 ( 0.790) 0.034 0.004
25 2.08 0.13 0.038 ( 0.787) 0.034 0.004
26 2.17 0.13 0.038 ( 0.784) 0.034 0.004
27 2.25 0.13 0.038 ( 0.781) 0.034 0.004
28 2.33 0.13 0.038 ( 0.778) 0.034 0.004
29 2.42 0.13 0.038 ( 0.774) 0.034 0.004
30 2.50 0.13 0.038 ( 0.771) 0.034 0.004
31 2.58 0.17 0.048 ( 0.768) 0.043 0.005
32 2.67 0.17 0.048 ( 0.765) 0.043 0.005
33 2.75 0.17 0.048 ( 0.762) 0.043 0.005
34 2.83 0.17 0.048 ( 0.759) 0.043 0.005
35 2.92 0.17 0.048 ( 0.756) 0.043 0.005
36 3.00 0.17 0.048 ( 0.752) 0.043 0.005
37 3.08 0.17 0.048 ( 0.749) 0.043 0.005
38 3.17 0.17 0.048 ( 0.746) 0.043 0.005

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Packet Pg. 2018 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
39 3.25 0.17 0.048 ( 0.743) 0.043 0.005
40 3.33 0.17 0.048 ( 0.740) 0.043 0.005
41 3.42 0.17 0.048 ( 0.737) 0.043 0.005
42 3.50 0.17 0.048 ( 0.734) 0.043 0.005
43 3.58 0.17 0.048 ( 0.731) 0.043 0.005
44 3.67 0.17 0.048 ( 0.728) 0.043 0.005
45 3.75 0.17 0.048 ( 0.725) 0.043 0.005
46 3.83 0.20 0.057 ( 0.722) 0.052 0.006
47 3.92 0.20 0.057 ( 0.719) 0.052 0.006
48 4.00 0.20 0.057 ( 0.715) 0.052 0.006
49 4.08 0.20 0.057 ( 0.712) 0.052 0.006
50 4.17 0.20 0.057 ( 0.709) 0.052 0.006
51 4.25 0.20 0.057 ( 0.706) 0.052 0.006
52 4.33 0.23 0.067 ( 0.703) 0.060 0.007
53 4.42 0.23 0.067 ( 0.700) 0.060 0.007
54 4.50 0.23 0.067 ( 0.697) 0.060 0.007
55 4.58 0.23 0.067 ( 0.694) 0.060 0.007
56 4.67 0.23 0.067 ( 0.691) 0.060 0.007
57 4.75 0.23 0.067 ( 0.688) 0.060 0.007
58 4.83 0.27 0.077 ( 0.685) 0.069 0.008
59 4.92 0.27 0.077 ( 0.683) 0.069 0.008
60 5.00 0.27 0.077 ( 0.680) 0.069 0.008
61 5.08 0.20 0.057 ( 0.677) 0.052 0.006
62 5.17 0.20 0.057 ( 0.674) 0.052 0.006
63 5.25 0.20 0.057 ( 0.671) 0.052 0.006
64 5.33 0.23 0.067 ( 0.668) 0.060 0.007
65 5.42 0.23 0.067 ( 0.665) 0.060 0.007
66 5.50 0.23 0.067 ( 0.662) 0.060 0.007
67 5.58 0.27 0.077 ( 0.659) 0.069 0.008
68 5.67 0.27 0.077 ( 0.656) 0.069 0.008
69 5.75 0.27 0.077 ( 0.653) 0.069 0.008
70 5.83 0.27 0.077 ( 0.650) 0.069 0.008
71 5.92 0.27 0.077 ( 0.647) 0.069 0.008
72 6.00 0.27 0.077 ( 0.645) 0.069 0.008
73 6.08 0.30 0.086 ( 0.642) 0.078 0.009
74 6.17 0.30 0.086 ( 0.639) 0.078 0.009
75 6.25 0.30 0.086 ( 0.636) 0.078 0.009
76 6.33 0.30 0.086 ( 0.633) 0.078 0.009
77 6.42 0.30 0.086 ( 0.630) 0.078 0.009
78 6.50 0.30 0.086 ( 0.628) 0.078 0.009
79 6.58 0.33 0.096 ( 0.625) 0.086 0.010
80 6.67 0.33 0.096 ( 0.622) 0.086 0.010
81 6.75 0.33 0.096 ( 0.619) 0.086 0.010
82 6.83 0.33 0.096 ( 0.616) 0.086 0.010
83 6.92 0.33 0.096 ( 0.614) 0.086 0.010
84 7.00 0.33 0.096 ( 0.611) 0.086 0.010
85 7.08 0.33 0.096 ( 0.608) 0.086 0.010
86 7.17 0.33 0.096 ( 0.605) 0.086 0.010
87 7.25 0.33 0.096 ( 0.602) 0.086 0.010
88 7.33 0.37 0.105 ( 0.600) 0.095 0.011
89 7.42 0.37 0.105 ( 0.597) 0.095 0.011
90 7.50 0.37 0.105 ( 0.594) 0.095 0.011
91 7.58 0.40 0.115 ( 0.591) 0.103 0.011
92 7.67 0.40 0.115 ( 0.589) 0.103 0.011
93 7.75 0.40 0.115 ( 0.586) 0.103 0.011
94 7.83 0.43 0.124 ( 0.583) 0.112 0.012
95 7.92 0.43 0.124 ( 0.581) 0.112 0.012
96 8.00 0.43 0.124 ( 0.578) 0.112 0.012
97 8.08 0.50 0.144 ( 0.575) 0.129 0.014
98 8.17 0.50 0.144 ( 0.573) 0.129 0.014
99 8.25 0.50 0.144 ( 0.570) 0.129 0.014
100 8.33 0.50 0.144 ( 0.567) 0.129 0.014
101 8.42 0.50 0.144 ( 0.565) 0.129 0.014
102 8.50 0.50 0.144 ( 0.562) 0.129 0.014
103 8.58 0.53 0.153 ( 0.559) 0.138 0.015
104 8.67 0.53 0.153 ( 0.557) 0.138 0.015
105 8.75 0.53 0.153 ( 0.554) 0.138 0.015
106 8.83 0.57 0.163 ( 0.551) 0.147 0.016
107 8.92 0.57 0.163 ( 0.549) 0.147 0.016
108 9.00 0.57 0.163 ( 0.546) 0.147 0.016
109 9.08 0.63 0.182 ( 0.544) 0.164 0.018
110 9.17 0.63 0.182 ( 0.541) 0.164 0.018
111 9.25 0.63 0.182 ( 0.539) 0.164 0.018
112 9.33 0.67 0.192 ( 0.536) 0.172 0.019
113 9.42 0.67 0.192 ( 0.533) 0.172 0.019
114 9.50 0.67 0.192 ( 0.531) 0.172 0.019
115 9.58 0.70 0.201 ( 0.528) 0.181 0.020

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Packet Pg. 2019 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
116 9.67 0.70 0.201 ( 0.526) 0.181 0.020
117 9.75 0.70 0.201 ( 0.523) 0.181 0.020
118 9.83 0.73 0.211 ( 0.521) 0.190 0.021
119 9.92 0.73 0.211 ( 0.518) 0.190 0.021
120 10.00 0.73 0.211 ( 0.516) 0.190 0.021
121 10.08 0.50 0.144 ( 0.513) 0.129 0.014
122 10.17 0.50 0.144 ( 0.511) 0.129 0.014
123 10.25 0.50 0.144 ( 0.508) 0.129 0.014
124 10.33 0.50 0.144 ( 0.506) 0.129 0.014
125 10.42 0.50 0.144 ( 0.503) 0.129 0.014
126 10.50 0.50 0.144 ( 0.501) 0.129 0.014
127 10.58 0.67 0.192 ( 0.498) 0.172 0.019
128 10.67 0.67 0.192 ( 0.496) 0.172 0.019
129 10.75 0.67 0.192 ( 0.494) 0.172 0.019
130 10.83 0.67 0.192 ( 0.491) 0.172 0.019
131 10.92 0.67 0.192 ( 0.489) 0.172 0.019
132 11.00 0.67 0.192 ( 0.486) 0.172 0.019
133 11.08 0.63 0.182 ( 0.484) 0.164 0.018
134 11.17 0.63 0.182 ( 0.482) 0.164 0.018
135 11.25 0.63 0.182 ( 0.479) 0.164 0.018
136 11.33 0.63 0.182 ( 0.477) 0.164 0.018
137 11.42 0.63 0.182 ( 0.474) 0.164 0.018
138 11.50 0.63 0.182 ( 0.472) 0.164 0.018
139 11.58 0.57 0.163 ( 0.470) 0.147 0.016
140 11.67 0.57 0.163 ( 0.467) 0.147 0.016
141 11.75 0.57 0.163 ( 0.465) 0.147 0.016
142 11.83 0.60 0.172 ( 0.463) 0.155 0.017
143 11.92 0.60 0.172 ( 0.460) 0.155 0.017
144 12.00 0.60 0.172 ( 0.458) 0.155 0.017
145 12.08 0.83 0.239 ( 0.456) 0.215 0.024
146 12.17 0.83 0.239 ( 0.454) 0.215 0.024
147 12.25 0.83 0.239 ( 0.451) 0.215 0.024
148 12.33 0.87 0.249 ( 0.449) 0.224 0.025
149 12.42 0.87 0.249 ( 0.447) 0.224 0.025
150 12.50 0.87 0.249 ( 0.445) 0.224 0.025
151 12.58 0.93 0.268 ( 0.442) 0.241 0.027
152 12.67 0.93 0.268 ( 0.440) 0.241 0.027
153 12.75 0.93 0.268 ( 0.438) 0.241 0.027
154 12.83 0.97 0.278 ( 0.436) 0.250 0.028
155 12.92 0.97 0.278 ( 0.433) 0.250 0.028
156 13.00 0.97 0.278 ( 0.431) 0.250 0.028
157 13.08 1.13 0.326 ( 0.429) 0.293 0.033
158 13.17 1.13 0.326 ( 0.427) 0.293 0.033
159 13.25 1.13 0.326 ( 0.425) 0.293 0.033
160 13.33 1.13 0.326 ( 0.423) 0.293 0.033
161 13.42 1.13 0.326 ( 0.420) 0.293 0.033
162 13.50 1.13 0.326 ( 0.418) 0.293 0.033
163 13.58 0.77 0.220 ( 0.416) 0.198 0.022
164 13.67 0.77 0.220 ( 0.414) 0.198 0.022
165 13.75 0.77 0.220 ( 0.412) 0.198 0.022
166 13.83 0.77 0.220 ( 0.410) 0.198 0.022
167 13.92 0.77 0.220 ( 0.408) 0.198 0.022
168 14.00 0.77 0.220 ( 0.406) 0.198 0.022
169 14.08 0.90 0.259 ( 0.404) 0.233 0.026
170 14.17 0.90 0.259 ( 0.402) 0.233 0.026
171 14.25 0.90 0.259 ( 0.399) 0.233 0.026
172 14.33 0.87 0.249 ( 0.397) 0.224 0.025
173 14.42 0.87 0.249 ( 0.395) 0.224 0.025
174 14.50 0.87 0.249 ( 0.393) 0.224 0.025
175 14.58 0.87 0.249 ( 0.391) 0.224 0.025
176 14.67 0.87 0.249 ( 0.389) 0.224 0.025
177 14.75 0.87 0.249 ( 0.387) 0.224 0.025
178 14.83 0.83 0.239 ( 0.385) 0.215 0.024
179 14.92 0.83 0.239 ( 0.383) 0.215 0.024
180 15.00 0.83 0.239 ( 0.381) 0.215 0.024
181 15.08 0.80 0.230 ( 0.379) 0.207 0.023
182 15.17 0.80 0.230 ( 0.378) 0.207 0.023
183 15.25 0.80 0.230 ( 0.376) 0.207 0.023
184 15.33 0.77 0.220 ( 0.374) 0.198 0.022
185 15.42 0.77 0.220 ( 0.372) 0.198 0.022
186 15.50 0.77 0.220 ( 0.370) 0.198 0.022
187 15.58 0.63 0.182 ( 0.368) 0.164 0.018
188 15.67 0.63 0.182 ( 0.366) 0.164 0.018
189 15.75 0.63 0.182 ( 0.364) 0.164 0.018
190 15.83 0.63 0.182 ( 0.362) 0.164 0.018
191 15.92 0.63 0.182 ( 0.360) 0.164 0.018
192 16.00 0.63 0.182 ( 0.359) 0.164 0.018

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Packet Pg. 2020 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
193 16.08 0.13 0.038 ( 0.357) 0.034 0.004
194 16.17 0.13 0.038 ( 0.355) 0.034 0.004
195 16.25 0.13 0.038 ( 0.353) 0.034 0.004
196 16.33 0.13 0.038 ( 0.351) 0.034 0.004
197 16.42 0.13 0.038 ( 0.350) 0.034 0.004
198 16.50 0.13 0.038 ( 0.348) 0.034 0.004
199 16.58 0.10 0.029 ( 0.346) 0.026 0.003
200 16.67 0.10 0.029 ( 0.344) 0.026 0.003
201 16.75 0.10 0.029 ( 0.343) 0.026 0.003
202 16.83 0.10 0.029 ( 0.341) 0.026 0.003
203 16.92 0.10 0.029 ( 0.339) 0.026 0.003
204 17.00 0.10 0.029 ( 0.337) 0.026 0.003
205 17.08 0.17 0.048 ( 0.336) 0.043 0.005
206 17.17 0.17 0.048 ( 0.334) 0.043 0.005
207 17.25 0.17 0.048 ( 0.332) 0.043 0.005
208 17.33 0.17 0.048 ( 0.331) 0.043 0.005
209 17.42 0.17 0.048 ( 0.329) 0.043 0.005
210 17.50 0.17 0.048 ( 0.327) 0.043 0.005
211 17.58 0.17 0.048 ( 0.326) 0.043 0.005
212 17.67 0.17 0.048 ( 0.324) 0.043 0.005
213 17.75 0.17 0.048 ( 0.322) 0.043 0.005
214 17.83 0.13 0.038 ( 0.321) 0.034 0.004
215 17.92 0.13 0.038 ( 0.319) 0.034 0.004
216 18.00 0.13 0.038 ( 0.318) 0.034 0.004
217 18.08 0.13 0.038 ( 0.316) 0.034 0.004
218 18.17 0.13 0.038 ( 0.315) 0.034 0.004
219 18.25 0.13 0.038 ( 0.313) 0.034 0.004
220 18.33 0.13 0.038 ( 0.311) 0.034 0.004
221 18.42 0.13 0.038 ( 0.310) 0.034 0.004
222 18.50 0.13 0.038 ( 0.308) 0.034 0.004
223 18.58 0.10 0.029 ( 0.307) 0.026 0.003
224 18.67 0.10 0.029 ( 0.305) 0.026 0.003
225 18.75 0.10 0.029 ( 0.304) 0.026 0.003
226 18.83 0.07 0.019 ( 0.303) 0.017 0.002
227 18.92 0.07 0.019 ( 0.301) 0.017 0.002
228 19.00 0.07 0.019 ( 0.300) 0.017 0.002
229 19.08 0.10 0.029 ( 0.298) 0.026 0.003
230 19.17 0.10 0.029 ( 0.297) 0.026 0.003
231 19.25 0.10 0.029 ( 0.295) 0.026 0.003
232 19.33 0.13 0.038 ( 0.294) 0.034 0.004
233 19.42 0.13 0.038 ( 0.293) 0.034 0.004
234 19.50 0.13 0.038 ( 0.291) 0.034 0.004
235 19.58 0.10 0.029 ( 0.290) 0.026 0.003
236 19.67 0.10 0.029 ( 0.289) 0.026 0.003
237 19.75 0.10 0.029 ( 0.287) 0.026 0.003
238 19.83 0.07 0.019 ( 0.286) 0.017 0.002
239 19.92 0.07 0.019 ( 0.285) 0.017 0.002
240 20.00 0.07 0.019 ( 0.284) 0.017 0.002
241 20.08 0.10 0.029 ( 0.282) 0.026 0.003
242 20.17 0.10 0.029 ( 0.281) 0.026 0.003
243 20.25 0.10 0.029 ( 0.280) 0.026 0.003
244 20.33 0.10 0.029 ( 0.279) 0.026 0.003
245 20.42 0.10 0.029 ( 0.277) 0.026 0.003
246 20.50 0.10 0.029 ( 0.276) 0.026 0.003
247 20.58 0.10 0.029 ( 0.275) 0.026 0.003
248 20.67 0.10 0.029 ( 0.274) 0.026 0.003
249 20.75 0.10 0.029 ( 0.273) 0.026 0.003
250 20.83 0.07 0.019 ( 0.272) 0.017 0.002
251 20.92 0.07 0.019 ( 0.271) 0.017 0.002
252 21.00 0.07 0.019 ( 0.270) 0.017 0.002
253 21.08 0.10 0.029 ( 0.268) 0.026 0.003
254 21.17 0.10 0.029 ( 0.267) 0.026 0.003
255 21.25 0.10 0.029 ( 0.266) 0.026 0.003
256 21.33 0.07 0.019 ( 0.265) 0.017 0.002
257 21.42 0.07 0.019 ( 0.264) 0.017 0.002
258 21.50 0.07 0.019 ( 0.263) 0.017 0.002
259 21.58 0.10 0.029 ( 0.262) 0.026 0.003
260 21.67 0.10 0.029 ( 0.261) 0.026 0.003
261 21.75 0.10 0.029 ( 0.261) 0.026 0.003
262 21.83 0.07 0.019 ( 0.260) 0.017 0.002
263 21.92 0.07 0.019 ( 0.259) 0.017 0.002
264 22.00 0.07 0.019 ( 0.258) 0.017 0.002
265 22.08 0.10 0.029 ( 0.257) 0.026 0.003
266 22.17 0.10 0.029 ( 0.256) 0.026 0.003
267 22.25 0.10 0.029 ( 0.255) 0.026 0.003
268 22.33 0.07 0.019 ( 0.255) 0.017 0.002
269 22.42 0.07 0.019 ( 0.254) 0.017 0.002

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Packet Pg. 2021 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
270 22.50 0.07 0.019 ( 0.253) 0.017 0.002
271 22.58 0.07 0.019 ( 0.252) 0.017 0.002
272 22.67 0.07 0.019 ( 0.252) 0.017 0.002
273 22.75 0.07 0.019 ( 0.251) 0.017 0.002
274 22.83 0.07 0.019 ( 0.250) 0.017 0.002
275 22.92 0.07 0.019 ( 0.250) 0.017 0.002
276 23.00 0.07 0.019 ( 0.249) 0.017 0.002
277 23.08 0.07 0.019 ( 0.248) 0.017 0.002
278 23.17 0.07 0.019 ( 0.248) 0.017 0.002
279 23.25 0.07 0.019 ( 0.247) 0.017 0.002
280 23.33 0.07 0.019 ( 0.247) 0.017 0.002
281 23.42 0.07 0.019 ( 0.246) 0.017 0.002
282 23.50 0.07 0.019 ( 0.246) 0.017 0.002
283 23.58 0.07 0.019 ( 0.246) 0.017 0.002
284 23.67 0.07 0.019 ( 0.245) 0.017 0.002
285 23.75 0.07 0.019 ( 0.245) 0.017 0.002
286 23.83 0.07 0.019 ( 0.245) 0.017 0.002
287 23.92 0.07 0.019 ( 0.244) 0.017 0.002
288 24.00 0.07 0.019 ( 0.244) 0.017 0.002
(Loss Rate Not Used)
Sum = 100.0 Sum = 2.9
Flood volume = Effective rainfall 0.24(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 1.3(Ac.Ft)
Total soil loss = 2.15(In)
Total soil loss = 12.047(Ac.Ft)
Total rainfall = 2.39(In)
Flood volume = 58306.6 Cubic Feet
Total soil loss = 524759.2 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 2.152(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 24 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 2.5 5.0 7.5 10.0
----------------------------------------------------------------------- 0+ 5 0.0001 0.01 Q | | | |
0+10 0.0004 0.04 Q | | | |
0+15 0.0009 0.08 Q | | | |
0+20 0.0016 0.10 Q | | | |
0+25 0.0025 0.13 Q | | | |
0+30 0.0036 0.15 Q | | | |
0+35 0.0047 0.17 Q | | | |
0+40 0.0059 0.17 Q | | | |
0+45 0.0071 0.18 Q | | | |
0+50 0.0084 0.19 Q | | | |
0+55 0.0098 0.21 Q | | | |
1+ 0 0.0114 0.23 Q | | | |
1+ 5 0.0130 0.23 Q | | | |
1+10 0.0146 0.22 Q | | | |
1+15 0.0160 0.21 Q | | | |
1+20 0.0174 0.20 Q | | | |
1+25 0.0188 0.20 Q | | | |
1+30 0.0201 0.20 Q | | | |
1+35 0.0215 0.20 Q | | | |
1+40 0.0229 0.20 Q | | | |
1+45 0.0242 0.20 Q | | | |
1+50 0.0256 0.20 Q | | | |
1+55 0.0271 0.22 Q | | | |
2+ 0 0.0287 0.24 Q | | | |
2+ 5 0.0304 0.24 Q | | | |
2+10 0.0321 0.25 Q | | | |
2+15 0.0338 0.25 |Q | | | |
2+20 0.0356 0.25 |Q | | | |
2+25 0.0373 0.25 |Q | | | |
2+30 0.0391 0.26 |Q | | | |
2+35 0.0409 0.26 |Q | | | |
2+40 0.0428 0.28 |Q | | | |
2+45 0.0449 0.30 |Q | | | |
2+50 0.0470 0.31 |Q | | | |
2+55 0.0491 0.31 |Q | | | |
3+ 0 0.0513 0.31 |Q | | | |
3+ 5 0.0535 0.32 |Q | | | |

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Packet Pg. 2022 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
3+10 0.0557 0.32 |Q | | | |
3+15 0.0579 0.32 |Q | | | |
3+20 0.0601 0.32 |Q | | | |
3+25 0.0623 0.32 |Q | | | |
3+30 0.0645 0.32 |Q | | | |
3+35 0.0668 0.32 |Q | | | |
3+40 0.0690 0.32 |QV | | | |
3+45 0.0712 0.32 |QV | | | |
3+50 0.0735 0.33 |QV | | | |
3+55 0.0759 0.35 |QV | | | |
4+ 0 0.0784 0.36 |QV | | | |
4+ 5 0.0809 0.37 |QV | | | |
4+10 0.0835 0.38 |QV | | | |
4+15 0.0862 0.38 |QV | | | |
4+20 0.0888 0.39 |QV | | | |
4+25 0.0916 0.41 |QV | | | |
4+30 0.0945 0.43 |QV | | | |
4+35 0.0975 0.43 |QV | | | |
4+40 0.1006 0.44 |Q V | | | |
4+45 0.1036 0.44 |Q V | | | |
4+50 0.1067 0.45 |Q V | | | |
4+55 0.1100 0.47 |Q V | | | |
5+ 0 0.1133 0.49 |Q V | | | |
5+ 5 0.1167 0.49 |Q V | | | |
5+10 0.1199 0.46 |Q V | | | |
5+15 0.1228 0.43 |Q V | | | |
5+20 0.1257 0.42 |Q V | | | |
5+25 0.1286 0.43 |Q V | | | |
5+30 0.1317 0.44 |Q V | | | |
5+35 0.1348 0.45 |Q V | | | |
5+40 0.1381 0.47 |Q V | | | |
5+45 0.1415 0.49 |Q V | | | |
5+50 0.1449 0.50 | Q V | | | |
5+55 0.1484 0.51 | Q V | | | |
6+ 0 0.1519 0.51 | Q V | | | |
6+ 5 0.1554 0.52 | Q V | | | |
6+10 0.1591 0.53 | Q V | | | |
6+15 0.1629 0.55 | Q V | | | |
6+20 0.1668 0.56 | Q V | | | |
6+25 0.1707 0.57 | Q V | | | |
6+30 0.1747 0.57 | Q V | | | |
6+35 0.1787 0.58 | Q V | | | |
6+40 0.1828 0.60 | Q V | | | |
6+45 0.1871 0.62 | Q V | | | |
6+50 0.1914 0.63 | Q V | | | |
6+55 0.1958 0.63 | Q V | | | |
7+ 0 0.2002 0.64 | Q V | | | |
7+ 5 0.2046 0.64 | Q V | | | |
7+10 0.2090 0.64 | Q V | | | |
7+15 0.2134 0.64 | Q V | | | |
7+20 0.2179 0.65 | Q V | | | |
7+25 0.2225 0.67 | Q V | | | |
7+30 0.2272 0.69 | Q V | | | |
7+35 0.2321 0.70 | Q V | | | |
7+40 0.2370 0.72 | Q V | | | |
7+45 0.2422 0.74 | Q V | | | |
7+50 0.2474 0.76 | Q V | | | |
7+55 0.2528 0.78 | Q V | | | |
8+ 0 0.2583 0.81 | Q V | | | |
8+ 5 0.2640 0.83 | Q V | | | |
8+10 0.2700 0.87 | Q V | | | |
8+15 0.2763 0.91 | Q V | | | |
8+20 0.2827 0.93 | Q V | | | |
8+25 0.2891 0.94 | Q V | | | |
8+30 0.2957 0.95 | Q V | | | |
8+35 0.3023 0.96 | Q V| | | |
8+40 0.3090 0.98 | Q V| | | |
8+45 0.3160 1.00 | Q V| | | |
8+50 0.3230 1.02 | Q V| | | |
8+55 0.3302 1.04 | Q V| | | |
9+ 0 0.3375 1.07 | Q V | | |
9+ 5 0.3450 1.09 | Q V | | |
9+10 0.3527 1.13 | Q V | | |
9+15 0.3608 1.17 | Q V | | |
9+20 0.3690 1.19 | Q |V | | |
9+25 0.3774 1.22 | Q |V | | |
9+30 0.3860 1.25 | Q |V | | |

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Packet Pg. 2023 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
9+35 0.3948 1.27 | Q |V | | |
9+40 0.4037 1.29 | Q | V | | |
9+45 0.4128 1.32 | Q | V | | |
9+50 0.4220 1.34 | Q | V | | |
9+55 0.4313 1.36 | Q | V | | |
10+ 0 0.4409 1.39 | Q | V | | |
10+ 5 0.4503 1.37 | Q | V | | |
10+10 0.4589 1.25 | Q | V | | |
10+15 0.4666 1.12 | Q | V | | |
10+20 0.4740 1.07 | Q | V | | |
10+25 0.4812 1.05 | Q | V | | |
10+30 0.4883 1.03 | Q | V | | |
10+35 0.4954 1.04 | Q | V | | |
10+40 0.5031 1.12 | Q | V | | |
10+45 0.5114 1.20 | Q | V | | |
10+50 0.5199 1.23 | Q | V | | |
10+55 0.5285 1.25 | Q | V | | |
11+ 0 0.5372 1.26 | Q | V | | |
11+ 5 0.5459 1.27 | Q | V | | |
11+10 0.5546 1.25 | Q | V | | |
11+15 0.5631 1.24 | Q | V | | |
11+20 0.5716 1.23 | Q | V | | |
11+25 0.5801 1.23 | Q | V | | |
11+30 0.5885 1.23 | Q | V | | |
11+35 0.5970 1.22 | Q | V | | |
11+40 0.6052 1.19 | Q | V | | |
11+45 0.6131 1.15 | Q | V | | |
11+50 0.6209 1.14 | Q | V | | |
11+55 0.6289 1.15 | Q | V | | |
12+ 0 0.6369 1.16 | Q | V| | |
12+ 5 0.6451 1.19 | Q | V| | |
12+10 0.6542 1.32 | Q | V| | |
12+15 0.6642 1.45 | Q | V| | |
12+20 0.6746 1.51 | Q | V | |
12+25 0.6853 1.56 | Q | V | |
12+30 0.6963 1.60 | Q | V | |
12+35 0.7076 1.63 | Q | |V | |
12+40 0.7192 1.68 | Q | |V | |
12+45 0.7311 1.73 | Q | |V | |
12+50 0.7432 1.76 | Q | | V | |
12+55 0.7555 1.79 | Q | | V | |
13+ 0 0.7681 1.82 | Q | | V | |
13+ 5 0.7809 1.86 | Q | | V | |
13+10 0.7944 1.96 | Q | | V | |
13+15 0.8086 2.06 | Q | | V | |
13+20 0.8232 2.11 | Q | | V | |
13+25 0.8379 2.13 | Q | | V | |
13+30 0.8527 2.15 | Q | | V | |
13+35 0.8673 2.12 | Q | | V | |
13+40 0.8806 1.93 | Q | | V | |
13+45 0.8925 1.73 | Q | | V | |
13+50 0.9039 1.65 | Q | | V | |
13+55 0.9149 1.61 | Q | | V | |
14+ 0 0.9258 1.58 | Q | | V | |
14+ 5 0.9366 1.57 | Q | | V | |
14+10 0.9479 1.63 | Q | | V | |
14+15 0.9595 1.69 | Q | | V | |
14+20 0.9713 1.71 | Q | | V| |
14+25 0.9831 1.70 | Q | | V| |
14+30 0.9947 1.69 | Q | | V| |
14+35 1.0063 1.68 | Q | | V |
14+40 1.0179 1.68 | Q | | V |
14+45 1.0295 1.68 | Q | | V |
14+50 1.0410 1.68 | Q | | |V |
14+55 1.0524 1.66 | Q | | |V |
15+ 0 1.0637 1.64 | Q | | |V |
15+ 5 1.0750 1.63 | Q | | | V |
15+10 1.0860 1.61 | Q | | | V |
15+15 1.0970 1.59 | Q | | | V |
15+20 1.1078 1.57 | Q | | | V |
15+25 1.1185 1.55 | Q | | | V |
15+30 1.1290 1.53 | Q | | | V |
15+35 1.1393 1.50 | Q | | | V |
15+40 1.1491 1.42 | Q | | | V |
15+45 1.1583 1.34 | Q | | | V |
15+50 1.1673 1.31 | Q | | | V |
15+55 1.1762 1.29 | Q | | | V |

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Packet Pg. 2024 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
16+ 0 1.1849 1.27 | Q | | | V |
16+ 5 1.1932 1.20 | Q | | | V |
16+10 1.1995 0.92 | Q | | | V |
16+15 1.2038 0.63 | Q | | | V |
16+20 1.2074 0.51 | Q | | | V |
16+25 1.2104 0.44 |Q | | | V |
16+30 1.2131 0.40 |Q | | | V |
16+35 1.2156 0.36 |Q | | | V |
16+40 1.2178 0.31 |Q | | | V |
16+45 1.2197 0.28 |Q | | | V |
16+50 1.2214 0.25 |Q | | | V |
16+55 1.2230 0.24 Q | | | V |
17+ 0 1.2246 0.22 Q | | | V |
17+ 5 1.2261 0.22 Q | | | V |
17+10 1.2279 0.25 |Q | | | V |
17+15 1.2298 0.28 |Q | | | V |
17+20 1.2318 0.29 |Q | | | V |
17+25 1.2339 0.30 |Q | | | V |
17+30 1.2360 0.31 |Q | | | V |
17+35 1.2382 0.31 |Q | | | V |
17+40 1.2404 0.31 |Q | | | V |
17+45 1.2425 0.32 |Q | | | V |
17+50 1.2447 0.31 |Q | | | V |
17+55 1.2468 0.30 |Q | | | V |
18+ 0 1.2487 0.28 |Q | | | V |
18+ 5 1.2506 0.27 |Q | | | V |
18+10 1.2524 0.27 |Q | | | V |
18+15 1.2543 0.27 |Q | | | V |
18+20 1.2561 0.27 |Q | | | V |
18+25 1.2579 0.26 |Q | | | V |
18+30 1.2597 0.26 |Q | | | V |
18+35 1.2615 0.26 |Q | | | V |
18+40 1.2631 0.24 Q | | | V |
18+45 1.2647 0.22 Q | | | V |
18+50 1.2661 0.21 Q | | | V |
18+55 1.2673 0.18 Q | | | V |
19+ 0 1.2685 0.16 Q | | | V |
19+ 5 1.2695 0.16 Q | | | V |
19+10 1.2707 0.17 Q | | | V |
19+15 1.2720 0.18 Q | | | V |
19+20 1.2733 0.19 Q | | | V |
19+25 1.2747 0.21 Q | | | V |
19+30 1.2763 0.23 Q | | | V |
19+35 1.2780 0.24 Q | | | V |
19+40 1.2795 0.22 Q | | | V |
19+45 1.2809 0.21 Q | | | V |
19+50 1.2823 0.20 Q | | | V |
19+55 1.2835 0.18 Q | | | V |
20+ 0 1.2846 0.16 Q | | | V |
20+ 5 1.2856 0.15 Q | | | V |
20+10 1.2868 0.17 Q | | | V |
20+15 1.2880 0.18 Q | | | V |
20+20 1.2893 0.19 Q | | | V |
20+25 1.2906 0.19 Q | | | V |
20+30 1.2919 0.19 Q | | | V |
20+35 1.2933 0.19 Q | | | V |
20+40 1.2946 0.19 Q | | | V |
20+45 1.2959 0.19 Q | | | V |
20+50 1.2972 0.19 Q | | | V |
20+55 1.2984 0.17 Q | | | V |
21+ 0 1.2994 0.15 Q | | | V |
21+ 5 1.3005 0.15 Q | | | V |
21+10 1.3016 0.16 Q | | | V |
21+15 1.3028 0.18 Q | | | V |
21+20 1.3041 0.18 Q | | | V |
21+25 1.3052 0.17 Q | | | V|
21+30 1.3062 0.15 Q | | | V|
21+35 1.3072 0.15 Q | | | V|
21+40 1.3083 0.16 Q | | | V|
21+45 1.3095 0.18 Q | | | V|
21+50 1.3108 0.18 Q | | | V|
21+55 1.3119 0.16 Q | | | V|
22+ 0 1.3129 0.15 Q | | | V|
22+ 5 1.3139 0.15 Q | | | V|
22+10 1.3150 0.16 Q | | | V|
22+15 1.3162 0.18 Q | | | V|
22+20 1.3175 0.18 Q | | | V|

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Packet Pg. 2025 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX5245
22+25 1.3186 0.16 Q | | | V|
22+30 1.3196 0.15 Q | | | V|
22+35 1.3206 0.14 Q | | | V|
22+40 1.3215 0.14 Q | | | V|
22+45 1.3225 0.14 Q | | | V|
22+50 1.3234 0.13 Q | | | V|
22+55 1.3243 0.13 Q | | | V|
23+ 0 1.3252 0.13 Q | | | V|
23+ 5 1.3261 0.13 Q | | | V|
23+10 1.3270 0.13 Q | | | V|
23+15 1.3279 0.13 Q | | | V|
23+20 1.3288 0.13 Q | | | V|
23+25 1.3297 0.13 Q | | | V|
23+30 1.3306 0.13 Q | | | V|
23+35 1.3315 0.13 Q | | | V|
23+40 1.3324 0.13 Q | | | V|
23+45 1.3333 0.13 Q | | | V|
23+50 1.3342 0.13 Q | | | V|
23+55 1.3351 0.13 Q | | | V|
24+ 0 1.3360 0.13 Q | | | V|
24+ 5 1.3368 0.12 Q | | | V|
24+10 1.3374 0.08 Q | | | V|
24+15 1.3377 0.05 Q | | | V|
24+20 1.3379 0.03 Q | | | V|
24+25 1.3381 0.02 Q | | | V|
24+30 1.3382 0.02 Q | | | V|
24+35 1.3383 0.01 Q | | | V|
24+40 1.3384 0.01 Q | | | V|
24+45 1.3384 0.01 Q | | | V|
24+50 1.3385 0.01 Q | | | V|
24+55 1.3385 0.00 Q | | | V|
25+ 0 1.3385 0.00 Q | | | V|
25+ 5 1.3385 0.00 Q | | | V|
25+10 1.3385 0.00 Q | | | V|
25+15 1.3385 0.00 Q | | | V
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2026 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10110
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX10110.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 10-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 1 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.50 33.55
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.20 80.52
STORM EVENT (YEAR) = 10.00
Area Averaged 2-Year Rainfall = 0.500(In)
Area Averaged 100-Year Rainfall = 1.200(In)
Point rain (area averaged) = 0.788(In)
Areal adjustment factor = 99.94 %
Adjusted average point rain = 0.788(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-2 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 76.0 0.291 0.000 0.291 1.000 0.291
Sum (F) = 0.291

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F.1.l
Packet Pg. 2027 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10110
Area averaged mean soil loss (F) (In/Hr) = 0.291
Minimum soil loss rate ((In/Hr)) = 0.146
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- Slope of intensity-duration curve for a 1 hour storm =0.5000 ---------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 4.20 0.397 0.291 ( 0.357) 0.106
2 0.17 4.30 0.406 0.291 ( 0.366) 0.115
3 0.25 5.00 0.473 0.291 ( 0.425) 0.181
4 0.33 5.00 0.473 0.291 ( 0.425) 0.181
5 0.42 5.80 0.548 0.291 ( 0.493) 0.257
6 0.50 6.50 0.614 0.291 ( 0.553) 0.323
7 0.58 7.40 0.699 0.291 ( 0.629) 0.408
8 0.67 8.60 0.813 0.291 ( 0.731) 0.522
9 0.75 12.30 1.162 0.291 ( 1.046) 0.871
10 0.83 29.10 2.750 0.291 ( 2.475) 2.459
11 0.92 6.80 0.643 0.291 ( 0.578) 0.351
12 1.00 5.00 0.473 0.291 ( 0.425) 0.181
(Loss Rate Not Used)
Sum = 100.0 Sum = 6.0
Flood volume = Effective rainfall 0.50(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 2.8(Ac.Ft)
Total soil loss = 0.29(In)
Total soil loss = 1.628(Ac.Ft)
Total rainfall = 0.79(In)
Flood volume = 120886.9 Cubic Feet
Total soil loss = 70928.5 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 73.530(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 20.0 40.0 60.0 80.0
----------------------------------------------------------------------- 0+ 5 0.0032 0.47 Q | | | |
0+10 0.0206 2.52 VQ | | | |
0+15 0.0553 5.04 V Q | | | |

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F.1.l
Packet Pg. 2028 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10110
0+20 0.1059 7.35 |V Q | | | |
0+25 0.1714 9.51 | V Q | | | |
0+30 0.2551 12.16 | V Q | | | |
0+35 0.3640 15.81 | V Q | | | |
0+40 0.5033 20.23 | V Q | | |
0+45 0.6876 26.76 | V| Q | | |
0+50 0.9915 44.12 | | V | Q | |
0+55 1.4979 73.53 | | |V | Q |
1+ 0 1.9625 67.47 | | | V | Q |
1+ 5 2.2257 38.22 | | Q| | V |
1+10 2.3837 22.93 | |Q | | V |
1+15 2.4858 14.83 | Q | | | V |
1+20 2.5584 10.55 | Q | | | V |
1+25 2.6127 7.87 | Q | | | V |
1+30 2.6536 5.94 | Q | | | V |
1+35 2.6866 4.80 | Q | | | V |
1+40 2.7122 3.72 |Q | | | V|
1+45 2.7321 2.89 |Q | | | V|
1+50 2.7471 2.19 |Q | | | V|
1+55 2.7585 1.64 Q | | | V|
2+ 0 2.7676 1.33 Q | | | V|
2+ 5 2.7737 0.88 Q | | | V|
2+10 2.7748 0.16 Q | | | V|
2+15 2.7752 0.05 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2029 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10310
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX10310.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 10-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 3 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.80 53.68
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.86 124.81
STORM EVENT (YEAR) = 10.00
Area Averaged 2-Year Rainfall = 0.800(In)
Area Averaged 100-Year Rainfall = 1.860(In)
Point rain (area averaged) = 1.236(In)
Areal adjustment factor = 99.97 %
Adjusted average point rain = 1.236(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-2 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 76.0 0.291 0.000 0.291 1.000 0.291
Sum (F) = 0.291

Page 1 ends

F.1.l
Packet Pg. 2030 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10310
Area averaged mean soil loss (F) (In/Hr) = 0.291
Minimum soil loss rate ((In/Hr)) = 0.146
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 1.30 0.193 ( 0.291) 0.173 0.019
2 0.17 1.30 0.193 ( 0.291) 0.173 0.019
3 0.25 1.10 0.163 ( 0.291) 0.147 0.016
4 0.33 1.50 0.222 ( 0.291) 0.200 0.022
5 0.42 1.50 0.222 ( 0.291) 0.200 0.022
6 0.50 1.80 0.267 ( 0.291) 0.240 0.027
7 0.58 1.50 0.222 ( 0.291) 0.200 0.022
8 0.67 1.80 0.267 ( 0.291) 0.240 0.027
9 0.75 1.80 0.267 ( 0.291) 0.240 0.027
10 0.83 1.50 0.222 ( 0.291) 0.200 0.022
11 0.92 1.60 0.237 ( 0.291) 0.214 0.024
12 1.00 1.80 0.267 ( 0.291) 0.240 0.027
13 1.08 2.20 0.326 0.291 ( 0.294) 0.035
14 1.17 2.20 0.326 0.291 ( 0.294) 0.035
15 1.25 2.20 0.326 0.291 ( 0.294) 0.035
16 1.33 2.00 0.297 ( 0.291) 0.267 0.030
17 1.42 2.60 0.386 0.291 ( 0.347) 0.094
18 1.50 2.70 0.400 0.291 ( 0.360) 0.109
19 1.58 2.40 0.356 0.291 ( 0.320) 0.065
20 1.67 2.70 0.400 0.291 ( 0.360) 0.109
21 1.75 3.30 0.489 0.291 ( 0.440) 0.198
22 1.83 3.10 0.460 0.291 ( 0.414) 0.168
23 1.92 2.90 0.430 0.291 ( 0.387) 0.139
24 2.00 3.00 0.445 0.291 ( 0.400) 0.154
25 2.08 3.10 0.460 0.291 ( 0.414) 0.168
26 2.17 4.20 0.623 0.291 ( 0.561) 0.332
27 2.25 5.00 0.741 0.291 ( 0.667) 0.450
28 2.33 3.50 0.519 0.291 ( 0.467) 0.228
29 2.42 6.80 1.008 0.291 ( 0.908) 0.717
30 2.50 7.30 1.082 0.291 ( 0.974) 0.791
31 2.58 8.20 1.216 0.291 ( 1.094) 0.925
32 2.67 5.90 0.875 0.291 ( 0.787) 0.584
33 2.75 2.00 0.297 ( 0.291) 0.267 0.030
34 2.83 1.80 0.267 ( 0.291) 0.240 0.027
35 2.92 1.80 0.267 ( 0.291) 0.240 0.027
36 3.00 0.60 0.089 ( 0.291) 0.080 0.009
(Loss Rate Not Used)
Sum = 100.0 Sum = 5.7

Page 2 ends

F.1.l
Packet Pg. 2031 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10310
Flood volume = Effective rainfall 0.48(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 2.7(Ac.Ft)
Total soil loss = 0.76(In)
Total soil loss = 4.239(Ac.Ft)
Total rainfall = 1.24(In)
Flood volume = 116359.0 Cubic Feet
Total soil loss = 184631.4 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 45.530(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 12.5 25.0 37.5 50.0
----------------------------------------------------------------------- 0+ 5 0.0006 0.09 Q | | | |
0+10 0.0037 0.45 Q | | | |
0+15 0.0093 0.81 Q | | | |
0+20 0.0158 0.94 Q | | | |
0+25 0.0232 1.08 Q | | | |
0+30 0.0318 1.25 VQ | | | |
0+35 0.0414 1.39 VQ | | | |
0+40 0.0515 1.47 VQ | | | |
0+45 0.0621 1.54 VQ | | | |
0+50 0.0732 1.61 |Q | | | |
0+55 0.0841 1.59 |Q | | | |
1+ 0 0.0950 1.58 |Q | | | |
1+ 5 0.1066 1.69 |Q | | | |
1+10 0.1198 1.91 |Q | | | |
1+15 0.1343 2.11 |QV | | | |
1+20 0.1492 2.17 |QV | | | |
1+25 0.1658 2.40 |QV | | | |
1+30 0.1908 3.63 | Q | | | |
1+35 0.2248 4.94 | Q | | | |
1+40 0.2600 5.11 | VQ | | | |
1+45 0.3006 5.90 | Q | | | |
1+50 0.3571 8.21 | VQ | | | |
1+55 0.4232 9.59 | VQ | | | |
2+ 0 0.4883 9.46 | Q | | | |
2+ 5 0.5539 9.53 | QV | | | |
2+10 0.6285 10.83 | QV| | | |
2+15 0.7313 14.93 | VQ | | |
2+20 0.8662 19.58 | | V Q | | |
2+25 1.0130 21.32 | | V Q | | |
2+30 1.2092 28.48 | | V | Q | |
2+35 1.4794 39.23 | | | V |Q |
2+40 1.7930 45.53 | | | V | Q |
2+45 2.0811 41.84 | | | |V Q |
2+50 2.2712 27.60 | | | Q | V |
2+55 2.3809 15.93 | | Q | | V |
3+ 0 2.4574 11.11 | Q | | | V |
3+ 5 2.5135 8.15 | Q | | | V |
3+10 2.5544 5.95 | Q | | | V |
3+15 2.5850 4.43 | Q | | | V |
3+20 2.6087 3.44 | Q | | | V|
3+25 2.6274 2.71 | Q | | | V|
3+30 2.6415 2.04 |Q | | | V|
3+35 2.6520 1.53 |Q | | | V|
3+40 2.6602 1.18 Q | | | V|
3+45 2.6658 0.83 Q | | | V|
3+50 2.6694 0.51 Q | | | V|
3+55 2.6708 0.20 Q | | | V|
4+ 0 2.6710 0.03 Q | | | V|
4+ 5 2.6711 0.02 Q | | | V|
4+10 2.6712 0.01 Q | | | V|
4+15 2.6712 0.00 Q | | | V|
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 2032 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10610
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX10610.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 10-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 6 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.15 77.16
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 2.50 167.75
STORM EVENT (YEAR) = 10.00
Area Averaged 2-Year Rainfall = 1.150(In)
Area Averaged 100-Year Rainfall = 2.500(In)
Point rain (area averaged) = 1.705(In)
Areal adjustment factor = 99.98 %
Adjusted average point rain = 1.705(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-2 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 76.0 0.291 0.000 0.291 1.000 0.291
Sum (F) = 0.291

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Packet Pg. 2033 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10610
Area averaged mean soil loss (F) (In/Hr) = 0.291
Minimum soil loss rate ((In/Hr)) = 0.146
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.50 0.102 ( 0.291) 0.092 0.010
2 0.17 0.60 0.123 ( 0.291) 0.110 0.012
3 0.25 0.60 0.123 ( 0.291) 0.110 0.012
4 0.33 0.60 0.123 ( 0.291) 0.110 0.012
5 0.42 0.60 0.123 ( 0.291) 0.110 0.012
6 0.50 0.70 0.143 ( 0.291) 0.129 0.014
7 0.58 0.70 0.143 ( 0.291) 0.129 0.014
8 0.67 0.70 0.143 ( 0.291) 0.129 0.014
9 0.75 0.70 0.143 ( 0.291) 0.129 0.014
10 0.83 0.70 0.143 ( 0.291) 0.129 0.014
11 0.92 0.70 0.143 ( 0.291) 0.129 0.014
12 1.00 0.80 0.164 ( 0.291) 0.147 0.016
13 1.08 0.80 0.164 ( 0.291) 0.147 0.016
14 1.17 0.80 0.164 ( 0.291) 0.147 0.016
15 1.25 0.80 0.164 ( 0.291) 0.147 0.016
16 1.33 0.80 0.164 ( 0.291) 0.147 0.016
17 1.42 0.80 0.164 ( 0.291) 0.147 0.016
18 1.50 0.80 0.164 ( 0.291) 0.147 0.016
19 1.58 0.80 0.164 ( 0.291) 0.147 0.016
20 1.67 0.80 0.164 ( 0.291) 0.147 0.016
21 1.75 0.80 0.164 ( 0.291) 0.147 0.016
22 1.83 0.80 0.164 ( 0.291) 0.147 0.016
23 1.92 0.80 0.164 ( 0.291) 0.147 0.016
24 2.00 0.90 0.184 ( 0.291) 0.166 0.018
25 2.08 0.80 0.164 ( 0.291) 0.147 0.016
26 2.17 0.90 0.184 ( 0.291) 0.166 0.018
27 2.25 0.90 0.184 ( 0.291) 0.166 0.018
28 2.33 0.90 0.184 ( 0.291) 0.166 0.018
29 2.42 0.90 0.184 ( 0.291) 0.166 0.018
30 2.50 0.90 0.184 ( 0.291) 0.166 0.018
31 2.58 0.90 0.184 ( 0.291) 0.166 0.018
32 2.67 0.90 0.184 ( 0.291) 0.166 0.018
33 2.75 1.00 0.205 ( 0.291) 0.184 0.020
34 2.83 1.00 0.205 ( 0.291) 0.184 0.020
35 2.92 1.00 0.205 ( 0.291) 0.184 0.020
36 3.00 1.00 0.205 ( 0.291) 0.184 0.020
37 3.08 1.00 0.205 ( 0.291) 0.184 0.020
38 3.17 1.10 0.225 ( 0.291) 0.203 0.023

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Packet Pg. 2034 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10610
39 3.25 1.10 0.225 ( 0.291) 0.203 0.023
40 3.33 1.10 0.225 ( 0.291) 0.203 0.023
41 3.42 1.20 0.246 ( 0.291) 0.221 0.025
42 3.50 1.30 0.266 ( 0.291) 0.239 0.027
43 3.58 1.40 0.286 ( 0.291) 0.258 0.029
44 3.67 1.40 0.286 ( 0.291) 0.258 0.029
45 3.75 1.50 0.307 ( 0.291) 0.276 0.031
46 3.83 1.50 0.307 ( 0.291) 0.276 0.031
47 3.92 1.60 0.327 0.291 ( 0.295) 0.036
48 4.00 1.60 0.327 0.291 ( 0.295) 0.036
49 4.08 1.70 0.348 0.291 ( 0.313) 0.057
50 4.17 1.80 0.368 0.291 ( 0.331) 0.077
51 4.25 1.90 0.389 0.291 ( 0.350) 0.098
52 4.33 2.00 0.409 0.291 ( 0.368) 0.118
53 4.42 2.10 0.430 0.291 ( 0.387) 0.138
54 4.50 2.10 0.430 0.291 ( 0.387) 0.138
55 4.58 2.20 0.450 0.291 ( 0.405) 0.159
56 4.67 2.30 0.471 0.291 ( 0.424) 0.179
57 4.75 2.40 0.491 0.291 ( 0.442) 0.200
58 4.83 2.40 0.491 0.291 ( 0.442) 0.200
59 4.92 2.50 0.512 0.291 ( 0.460) 0.220
60 5.00 2.60 0.532 0.291 ( 0.479) 0.241
61 5.08 3.10 0.634 0.291 ( 0.571) 0.343
62 5.17 3.60 0.737 0.291 ( 0.663) 0.445
63 5.25 3.90 0.798 0.291 ( 0.718) 0.507
64 5.33 4.20 0.859 0.291 ( 0.773) 0.568
65 5.42 4.70 0.962 0.291 ( 0.865) 0.670
66 5.50 5.60 1.146 0.291 ( 1.031) 0.855
67 5.58 1.90 0.389 0.291 ( 0.350) 0.098
68 5.67 0.90 0.184 ( 0.291) 0.166 0.018
69 5.75 0.60 0.123 ( 0.291) 0.110 0.012
70 5.83 0.50 0.102 ( 0.291) 0.092 0.010
71 5.92 0.30 0.061 ( 0.291) 0.055 0.006
72 6.00 0.20 0.041 ( 0.291) 0.037 0.004
(Loss Rate Not Used)
Sum = 100.0 Sum = 6.3
Flood volume = Effective rainfall 0.52(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 2.9(Ac.Ft)
Total soil loss = 1.18(In)
Total soil loss = 6.608(Ac.Ft)
Total rainfall = 1.71(In)
Flood volume = 127460.2 Cubic Feet
Total soil loss = 287833.6 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 40.075(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 6 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 12.5 25.0 37.5 50.0
----------------------------------------------------------------------- 0+ 5 0.0003 0.05 Q | | | |
0+10 0.0020 0.25 Q | | | |
0+15 0.0054 0.49 Q | | | |
0+20 0.0096 0.61 Q | | | |
0+25 0.0142 0.67 Q | | | |
0+30 0.0192 0.72 Q | | | |
0+35 0.0246 0.79 Q | | | |
0+40 0.0305 0.85 Q | | | |
0+45 0.0365 0.88 Q | | | |
0+50 0.0428 0.91 Q | | | |
0+55 0.0491 0.92 Q | | | |
1+ 0 0.0556 0.94 Q | | | |
1+ 5 0.0625 0.99 Q | | | |
1+10 0.0696 1.04 Q | | | |
1+15 0.0770 1.06 QV | | | |
1+20 0.0844 1.08 QV | | | |
1+25 0.0919 1.09 QV | | | |
1+30 0.0994 1.09 QV | | | |
1+35 0.1069 1.10 QV | | | |
1+40 0.1145 1.10 QV | | | |
1+45 0.1221 1.10 QV | | | |
1+50 0.1297 1.10 QV | | | |

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Packet Pg. 2035 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10610
1+55 0.1373 1.10 QV | | | |
2+ 0 0.1450 1.11 QV | | | |
2+ 5 0.1528 1.15 Q V | | | |
2+10 0.1608 1.16 Q V | | | |
2+15 0.1689 1.17 Q V | | | |
2+20 0.1772 1.20 Q V | | | |
2+25 0.1856 1.22 Q V | | | |
2+30 0.1940 1.23 Q V | | | |
2+35 0.2025 1.23 Q V | | | |
2+40 0.2110 1.23 Q V | | | |
2+45 0.2196 1.25 Q V | | | |
2+50 0.2284 1.29 |Q V | | | |
2+55 0.2376 1.33 |Q V | | | |
3+ 0 0.2469 1.35 |Q V | | | |
3+ 5 0.2562 1.36 |Q V | | | |
3+10 0.2657 1.37 |Q V | | | |
3+15 0.2754 1.42 |Q V | | | |
3+20 0.2855 1.46 |Q V | | | |
3+25 0.2957 1.49 |Q V | | | |
3+30 0.3064 1.55 |Q V | | | |
3+35 0.3177 1.64 |Q V | | | |
3+40 0.3298 1.75 |Q V | | | |
3+45 0.3423 1.82 |Q V | | | |
3+50 0.3554 1.90 |Q V | | | |
3+55 0.3691 1.99 |Q V | | | |
4+ 0 0.3837 2.12 |Q V | | | |
4+ 5 0.3998 2.34 |Q V | | | |
4+10 0.4197 2.88 | Q V | | | |
4+15 0.4458 3.79 | Q V | | | |
4+20 0.4792 4.86 | Q V | | | |
4+25 0.5207 6.02 | Q V | | | |
4+30 0.5698 7.14 | Q V | | | |
4+35 0.6249 8.00 | Q V | | | |
4+40 0.6862 8.89 | Q V| | | |
4+45 0.7553 10.04 | Q V | | |
4+50 0.8323 11.18 | Q |V | | |
4+55 0.9155 12.07 | Q| V | | |
5+ 0 1.0050 12.99 | Q V | | |
5+ 5 1.1050 14.52 | |Q V | | |
5+10 1.2268 17.69 | | Q V | | |
5+15 1.3804 22.30 | | QV | | |
5+20 1.5653 26.84 | | |Q | |
5+25 1.7798 31.15 | | | Q | |
5+30 2.0314 36.53 | | | V Q| |
5+35 2.3074 40.07 | | | |VQ |
5+40 2.5187 30.68 | | | Q | V |
5+45 2.6371 17.19 | | Q | | V |
5+50 2.7125 10.96 | Q | | | V |
5+55 2.7673 7.95 | Q | | | V |
6+ 0 2.8084 5.96 | Q | | | V |
6+ 5 2.8396 4.53 | Q | | | V |
6+10 2.8632 3.43 | Q | | | V|
6+15 2.8815 2.67 | Q | | | V|
6+20 2.8956 2.04 |Q | | | V|
6+25 2.9062 1.54 |Q | | | V|
6+30 2.9139 1.13 Q | | | V|
6+35 2.9195 0.80 Q | | | V|
6+40 2.9234 0.56 Q | | | V|
6+45 2.9255 0.30 Q | | | V|
6+50 2.9258 0.05 Q | | | V|
6+55 2.9259 0.02 Q | | | V|
7+ 0 2.9260 0.01 Q | | | V|
7+ 5 2.9261 0.01 Q | | | V|
7+10 2.9261 0.00 Q | | | V|
7+15 2.9261 0.00 Q | | | V
-----------------------------------------------------------------------

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Packet Pg. 2036 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX102410.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 10-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 24 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.75 117.42
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 4.50 301.95
STORM EVENT (YEAR) = 10.00
Area Averaged 2-Year Rainfall = 1.750(In)
Area Averaged 100-Year Rainfall = 4.500(In)
Point rain (area averaged) = 2.881(In)
Areal adjustment factor = 99.99 %
Adjusted average point rain = 2.881(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-2 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 76.0 0.291 0.000 0.291 1.000 0.291
Sum (F) = 0.291

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F.1.l
Packet Pg. 2037 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
Area averaged mean soil loss (F) (In/Hr) = 0.291
Minimum soil loss rate ((In/Hr)) = 0.146
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.07 0.023 ( 0.516) 0.021 0.002
2 0.17 0.07 0.023 ( 0.514) 0.021 0.002
3 0.25 0.07 0.023 ( 0.512) 0.021 0.002
4 0.33 0.10 0.035 ( 0.510) 0.031 0.003
5 0.42 0.10 0.035 ( 0.508) 0.031 0.003
6 0.50 0.10 0.035 ( 0.506) 0.031 0.003
7 0.58 0.10 0.035 ( 0.504) 0.031 0.003
8 0.67 0.10 0.035 ( 0.502) 0.031 0.003
9 0.75 0.10 0.035 ( 0.500) 0.031 0.003
10 0.83 0.13 0.046 ( 0.498) 0.041 0.005
11 0.92 0.13 0.046 ( 0.496) 0.041 0.005
12 1.00 0.13 0.046 ( 0.494) 0.041 0.005
13 1.08 0.10 0.035 ( 0.493) 0.031 0.003
14 1.17 0.10 0.035 ( 0.491) 0.031 0.003
15 1.25 0.10 0.035 ( 0.489) 0.031 0.003
16 1.33 0.10 0.035 ( 0.487) 0.031 0.003
17 1.42 0.10 0.035 ( 0.485) 0.031 0.003
18 1.50 0.10 0.035 ( 0.483) 0.031 0.003
19 1.58 0.10 0.035 ( 0.481) 0.031 0.003
20 1.67 0.10 0.035 ( 0.479) 0.031 0.003
21 1.75 0.10 0.035 ( 0.477) 0.031 0.003
22 1.83 0.13 0.046 ( 0.475) 0.041 0.005
23 1.92 0.13 0.046 ( 0.473) 0.041 0.005
24 2.00 0.13 0.046 ( 0.471) 0.041 0.005
25 2.08 0.13 0.046 ( 0.469) 0.041 0.005
26 2.17 0.13 0.046 ( 0.467) 0.041 0.005
27 2.25 0.13 0.046 ( 0.466) 0.041 0.005
28 2.33 0.13 0.046 ( 0.464) 0.041 0.005
29 2.42 0.13 0.046 ( 0.462) 0.041 0.005
30 2.50 0.13 0.046 ( 0.460) 0.041 0.005
31 2.58 0.17 0.058 ( 0.458) 0.052 0.006
32 2.67 0.17 0.058 ( 0.456) 0.052 0.006
33 2.75 0.17 0.058 ( 0.454) 0.052 0.006
34 2.83 0.17 0.058 ( 0.452) 0.052 0.006
35 2.92 0.17 0.058 ( 0.451) 0.052 0.006
36 3.00 0.17 0.058 ( 0.449) 0.052 0.006
37 3.08 0.17 0.058 ( 0.447) 0.052 0.006
38 3.17 0.17 0.058 ( 0.445) 0.052 0.006

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Packet Pg. 2038 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
39 3.25 0.17 0.058 ( 0.443) 0.052 0.006
40 3.33 0.17 0.058 ( 0.441) 0.052 0.006
41 3.42 0.17 0.058 ( 0.439) 0.052 0.006
42 3.50 0.17 0.058 ( 0.438) 0.052 0.006
43 3.58 0.17 0.058 ( 0.436) 0.052 0.006
44 3.67 0.17 0.058 ( 0.434) 0.052 0.006
45 3.75 0.17 0.058 ( 0.432) 0.052 0.006
46 3.83 0.20 0.069 ( 0.430) 0.062 0.007
47 3.92 0.20 0.069 ( 0.428) 0.062 0.007
48 4.00 0.20 0.069 ( 0.427) 0.062 0.007
49 4.08 0.20 0.069 ( 0.425) 0.062 0.007
50 4.17 0.20 0.069 ( 0.423) 0.062 0.007
51 4.25 0.20 0.069 ( 0.421) 0.062 0.007
52 4.33 0.23 0.081 ( 0.419) 0.073 0.008
53 4.42 0.23 0.081 ( 0.418) 0.073 0.008
54 4.50 0.23 0.081 ( 0.416) 0.073 0.008
55 4.58 0.23 0.081 ( 0.414) 0.073 0.008
56 4.67 0.23 0.081 ( 0.412) 0.073 0.008
57 4.75 0.23 0.081 ( 0.411) 0.073 0.008
58 4.83 0.27 0.092 ( 0.409) 0.083 0.009
59 4.92 0.27 0.092 ( 0.407) 0.083 0.009
60 5.00 0.27 0.092 ( 0.405) 0.083 0.009
61 5.08 0.20 0.069 ( 0.403) 0.062 0.007
62 5.17 0.20 0.069 ( 0.402) 0.062 0.007
63 5.25 0.20 0.069 ( 0.400) 0.062 0.007
64 5.33 0.23 0.081 ( 0.398) 0.073 0.008
65 5.42 0.23 0.081 ( 0.396) 0.073 0.008
66 5.50 0.23 0.081 ( 0.395) 0.073 0.008
67 5.58 0.27 0.092 ( 0.393) 0.083 0.009
68 5.67 0.27 0.092 ( 0.391) 0.083 0.009
69 5.75 0.27 0.092 ( 0.390) 0.083 0.009
70 5.83 0.27 0.092 ( 0.388) 0.083 0.009
71 5.92 0.27 0.092 ( 0.386) 0.083 0.009
72 6.00 0.27 0.092 ( 0.384) 0.083 0.009
73 6.08 0.30 0.104 ( 0.383) 0.093 0.010
74 6.17 0.30 0.104 ( 0.381) 0.093 0.010
75 6.25 0.30 0.104 ( 0.379) 0.093 0.010
76 6.33 0.30 0.104 ( 0.378) 0.093 0.010
77 6.42 0.30 0.104 ( 0.376) 0.093 0.010
78 6.50 0.30 0.104 ( 0.374) 0.093 0.010
79 6.58 0.33 0.115 ( 0.373) 0.104 0.012
80 6.67 0.33 0.115 ( 0.371) 0.104 0.012
81 6.75 0.33 0.115 ( 0.369) 0.104 0.012
82 6.83 0.33 0.115 ( 0.368) 0.104 0.012
83 6.92 0.33 0.115 ( 0.366) 0.104 0.012
84 7.00 0.33 0.115 ( 0.364) 0.104 0.012
85 7.08 0.33 0.115 ( 0.363) 0.104 0.012
86 7.17 0.33 0.115 ( 0.361) 0.104 0.012
87 7.25 0.33 0.115 ( 0.359) 0.104 0.012
88 7.33 0.37 0.127 ( 0.358) 0.114 0.013
89 7.42 0.37 0.127 ( 0.356) 0.114 0.013
90 7.50 0.37 0.127 ( 0.354) 0.114 0.013
91 7.58 0.40 0.138 ( 0.353) 0.124 0.014
92 7.67 0.40 0.138 ( 0.351) 0.124 0.014
93 7.75 0.40 0.138 ( 0.349) 0.124 0.014
94 7.83 0.43 0.150 ( 0.348) 0.135 0.015
95 7.92 0.43 0.150 ( 0.346) 0.135 0.015
96 8.00 0.43 0.150 ( 0.345) 0.135 0.015
97 8.08 0.50 0.173 ( 0.343) 0.156 0.017
98 8.17 0.50 0.173 ( 0.341) 0.156 0.017
99 8.25 0.50 0.173 ( 0.340) 0.156 0.017
100 8.33 0.50 0.173 ( 0.338) 0.156 0.017
101 8.42 0.50 0.173 ( 0.337) 0.156 0.017
102 8.50 0.50 0.173 ( 0.335) 0.156 0.017
103 8.58 0.53 0.184 ( 0.334) 0.166 0.018
104 8.67 0.53 0.184 ( 0.332) 0.166 0.018
105 8.75 0.53 0.184 ( 0.330) 0.166 0.018
106 8.83 0.57 0.196 ( 0.329) 0.176 0.020
107 8.92 0.57 0.196 ( 0.327) 0.176 0.020
108 9.00 0.57 0.196 ( 0.326) 0.176 0.020
109 9.08 0.63 0.219 ( 0.324) 0.197 0.022
110 9.17 0.63 0.219 ( 0.323) 0.197 0.022
111 9.25 0.63 0.219 ( 0.321) 0.197 0.022
112 9.33 0.67 0.230 ( 0.320) 0.207 0.023
113 9.42 0.67 0.230 ( 0.318) 0.207 0.023
114 9.50 0.67 0.230 ( 0.317) 0.207 0.023
115 9.58 0.70 0.242 ( 0.315) 0.218 0.024

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Packet Pg. 2039 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
116 9.67 0.70 0.242 ( 0.314) 0.218 0.024
117 9.75 0.70 0.242 ( 0.312) 0.218 0.024
118 9.83 0.73 0.254 ( 0.310) 0.228 0.025
119 9.92 0.73 0.254 ( 0.309) 0.228 0.025
120 10.00 0.73 0.254 ( 0.308) 0.228 0.025
121 10.08 0.50 0.173 ( 0.306) 0.156 0.017
122 10.17 0.50 0.173 ( 0.305) 0.156 0.017
123 10.25 0.50 0.173 ( 0.303) 0.156 0.017
124 10.33 0.50 0.173 ( 0.302) 0.156 0.017
125 10.42 0.50 0.173 ( 0.300) 0.156 0.017
126 10.50 0.50 0.173 ( 0.299) 0.156 0.017
127 10.58 0.67 0.230 ( 0.297) 0.207 0.023
128 10.67 0.67 0.230 ( 0.296) 0.207 0.023
129 10.75 0.67 0.230 ( 0.294) 0.207 0.023
130 10.83 0.67 0.230 ( 0.293) 0.207 0.023
131 10.92 0.67 0.230 ( 0.291) 0.207 0.023
132 11.00 0.67 0.230 ( 0.290) 0.207 0.023
133 11.08 0.63 0.219 ( 0.289) 0.197 0.022
134 11.17 0.63 0.219 ( 0.287) 0.197 0.022
135 11.25 0.63 0.219 ( 0.286) 0.197 0.022
136 11.33 0.63 0.219 ( 0.284) 0.197 0.022
137 11.42 0.63 0.219 ( 0.283) 0.197 0.022
138 11.50 0.63 0.219 ( 0.281) 0.197 0.022
139 11.58 0.57 0.196 ( 0.280) 0.176 0.020
140 11.67 0.57 0.196 ( 0.279) 0.176 0.020
141 11.75 0.57 0.196 ( 0.277) 0.176 0.020
142 11.83 0.60 0.207 ( 0.276) 0.187 0.021
143 11.92 0.60 0.207 ( 0.275) 0.187 0.021
144 12.00 0.60 0.207 ( 0.273) 0.187 0.021
145 12.08 0.83 0.288 ( 0.272) 0.259 0.029
146 12.17 0.83 0.288 ( 0.270) 0.259 0.029
147 12.25 0.83 0.288 ( 0.269) 0.259 0.029
148 12.33 0.87 0.300 0.268 ( 0.270) 0.032
149 12.42 0.87 0.300 0.266 ( 0.270) 0.033
150 12.50 0.87 0.300 0.265 ( 0.270) 0.035
151 12.58 0.93 0.323 0.264 ( 0.290) 0.059
152 12.67 0.93 0.323 0.262 ( 0.290) 0.060
153 12.75 0.93 0.323 0.261 ( 0.290) 0.062
154 12.83 0.97 0.334 0.260 ( 0.301) 0.074
155 12.92 0.97 0.334 0.258 ( 0.301) 0.076
156 13.00 0.97 0.334 0.257 ( 0.301) 0.077
157 13.08 1.13 0.392 0.256 ( 0.353) 0.136
158 13.17 1.13 0.392 0.255 ( 0.353) 0.137
159 13.25 1.13 0.392 0.253 ( 0.353) 0.139
160 13.33 1.13 0.392 0.252 ( 0.353) 0.140
161 13.42 1.13 0.392 0.251 ( 0.353) 0.141
162 13.50 1.13 0.392 0.249 ( 0.353) 0.142
163 13.58 0.77 0.265 ( 0.248) 0.239 0.027
164 13.67 0.77 0.265 ( 0.247) 0.239 0.027
165 13.75 0.77 0.265 ( 0.246) 0.239 0.027
166 13.83 0.77 0.265 ( 0.244) 0.239 0.027
167 13.92 0.77 0.265 ( 0.243) 0.239 0.027
168 14.00 0.77 0.265 ( 0.242) 0.239 0.027
169 14.08 0.90 0.311 0.241 ( 0.280) 0.070
170 14.17 0.90 0.311 0.239 ( 0.280) 0.072
171 14.25 0.90 0.311 0.238 ( 0.280) 0.073
172 14.33 0.87 0.300 0.237 ( 0.270) 0.063
173 14.42 0.87 0.300 0.236 ( 0.270) 0.064
174 14.50 0.87 0.300 0.235 ( 0.270) 0.065
175 14.58 0.87 0.300 0.233 ( 0.270) 0.066
176 14.67 0.87 0.300 0.232 ( 0.270) 0.067
177 14.75 0.87 0.300 0.231 ( 0.270) 0.069
178 14.83 0.83 0.288 0.230 ( 0.259) 0.058
179 14.92 0.83 0.288 0.229 ( 0.259) 0.059
180 15.00 0.83 0.288 0.227 ( 0.259) 0.061
181 15.08 0.80 0.277 0.226 ( 0.249) 0.050
182 15.17 0.80 0.277 0.225 ( 0.249) 0.051
183 15.25 0.80 0.277 0.224 ( 0.249) 0.053
184 15.33 0.77 0.265 0.223 ( 0.239) 0.042
185 15.42 0.77 0.265 0.222 ( 0.239) 0.043
186 15.50 0.77 0.265 0.221 ( 0.239) 0.045
187 15.58 0.63 0.219 ( 0.219) 0.197 0.022
188 15.67 0.63 0.219 ( 0.218) 0.197 0.022
189 15.75 0.63 0.219 ( 0.217) 0.197 0.022
190 15.83 0.63 0.219 ( 0.216) 0.197 0.022
191 15.92 0.63 0.219 ( 0.215) 0.197 0.022
192 16.00 0.63 0.219 ( 0.214) 0.197 0.022

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Packet Pg. 2040 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
193 16.08 0.13 0.046 ( 0.213) 0.041 0.005
194 16.17 0.13 0.046 ( 0.212) 0.041 0.005
195 16.25 0.13 0.046 ( 0.211) 0.041 0.005
196 16.33 0.13 0.046 ( 0.210) 0.041 0.005
197 16.42 0.13 0.046 ( 0.208) 0.041 0.005
198 16.50 0.13 0.046 ( 0.207) 0.041 0.005
199 16.58 0.10 0.035 ( 0.206) 0.031 0.003
200 16.67 0.10 0.035 ( 0.205) 0.031 0.003
201 16.75 0.10 0.035 ( 0.204) 0.031 0.003
202 16.83 0.10 0.035 ( 0.203) 0.031 0.003
203 16.92 0.10 0.035 ( 0.202) 0.031 0.003
204 17.00 0.10 0.035 ( 0.201) 0.031 0.003
205 17.08 0.17 0.058 ( 0.200) 0.052 0.006
206 17.17 0.17 0.058 ( 0.199) 0.052 0.006
207 17.25 0.17 0.058 ( 0.198) 0.052 0.006
208 17.33 0.17 0.058 ( 0.197) 0.052 0.006
209 17.42 0.17 0.058 ( 0.196) 0.052 0.006
210 17.50 0.17 0.058 ( 0.195) 0.052 0.006
211 17.58 0.17 0.058 ( 0.194) 0.052 0.006
212 17.67 0.17 0.058 ( 0.193) 0.052 0.006
213 17.75 0.17 0.058 ( 0.192) 0.052 0.006
214 17.83 0.13 0.046 ( 0.191) 0.041 0.005
215 17.92 0.13 0.046 ( 0.190) 0.041 0.005
216 18.00 0.13 0.046 ( 0.189) 0.041 0.005
217 18.08 0.13 0.046 ( 0.188) 0.041 0.005
218 18.17 0.13 0.046 ( 0.188) 0.041 0.005
219 18.25 0.13 0.046 ( 0.187) 0.041 0.005
220 18.33 0.13 0.046 ( 0.186) 0.041 0.005
221 18.42 0.13 0.046 ( 0.185) 0.041 0.005
222 18.50 0.13 0.046 ( 0.184) 0.041 0.005
223 18.58 0.10 0.035 ( 0.183) 0.031 0.003
224 18.67 0.10 0.035 ( 0.182) 0.031 0.003
225 18.75 0.10 0.035 ( 0.181) 0.031 0.003
226 18.83 0.07 0.023 ( 0.180) 0.021 0.002
227 18.92 0.07 0.023 ( 0.180) 0.021 0.002
228 19.00 0.07 0.023 ( 0.179) 0.021 0.002
229 19.08 0.10 0.035 ( 0.178) 0.031 0.003
230 19.17 0.10 0.035 ( 0.177) 0.031 0.003
231 19.25 0.10 0.035 ( 0.176) 0.031 0.003
232 19.33 0.13 0.046 ( 0.175) 0.041 0.005
233 19.42 0.13 0.046 ( 0.175) 0.041 0.005
234 19.50 0.13 0.046 ( 0.174) 0.041 0.005
235 19.58 0.10 0.035 ( 0.173) 0.031 0.003
236 19.67 0.10 0.035 ( 0.172) 0.031 0.003
237 19.75 0.10 0.035 ( 0.171) 0.031 0.003
238 19.83 0.07 0.023 ( 0.171) 0.021 0.002
239 19.92 0.07 0.023 ( 0.170) 0.021 0.002
240 20.00 0.07 0.023 ( 0.169) 0.021 0.002
241 20.08 0.10 0.035 ( 0.168) 0.031 0.003
242 20.17 0.10 0.035 ( 0.168) 0.031 0.003
243 20.25 0.10 0.035 ( 0.167) 0.031 0.003
244 20.33 0.10 0.035 ( 0.166) 0.031 0.003
245 20.42 0.10 0.035 ( 0.165) 0.031 0.003
246 20.50 0.10 0.035 ( 0.165) 0.031 0.003
247 20.58 0.10 0.035 ( 0.164) 0.031 0.003
248 20.67 0.10 0.035 ( 0.163) 0.031 0.003
249 20.75 0.10 0.035 ( 0.163) 0.031 0.003
250 20.83 0.07 0.023 ( 0.162) 0.021 0.002
251 20.92 0.07 0.023 ( 0.161) 0.021 0.002
252 21.00 0.07 0.023 ( 0.161) 0.021 0.002
253 21.08 0.10 0.035 ( 0.160) 0.031 0.003
254 21.17 0.10 0.035 ( 0.159) 0.031 0.003
255 21.25 0.10 0.035 ( 0.159) 0.031 0.003
256 21.33 0.07 0.023 ( 0.158) 0.021 0.002
257 21.42 0.07 0.023 ( 0.158) 0.021 0.002
258 21.50 0.07 0.023 ( 0.157) 0.021 0.002
259 21.58 0.10 0.035 ( 0.156) 0.031 0.003
260 21.67 0.10 0.035 ( 0.156) 0.031 0.003
261 21.75 0.10 0.035 ( 0.155) 0.031 0.003
262 21.83 0.07 0.023 ( 0.155) 0.021 0.002
263 21.92 0.07 0.023 ( 0.154) 0.021 0.002
264 22.00 0.07 0.023 ( 0.154) 0.021 0.002
265 22.08 0.10 0.035 ( 0.153) 0.031 0.003
266 22.17 0.10 0.035 ( 0.153) 0.031 0.003
267 22.25 0.10 0.035 ( 0.152) 0.031 0.003
268 22.33 0.07 0.023 ( 0.152) 0.021 0.002
269 22.42 0.07 0.023 ( 0.151) 0.021 0.002

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Packet Pg. 2041 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
270 22.50 0.07 0.023 ( 0.151) 0.021 0.002
271 22.58 0.07 0.023 ( 0.150) 0.021 0.002
272 22.67 0.07 0.023 ( 0.150) 0.021 0.002
273 22.75 0.07 0.023 ( 0.150) 0.021 0.002
274 22.83 0.07 0.023 ( 0.149) 0.021 0.002
275 22.92 0.07 0.023 ( 0.149) 0.021 0.002
276 23.00 0.07 0.023 ( 0.148) 0.021 0.002
277 23.08 0.07 0.023 ( 0.148) 0.021 0.002
278 23.17 0.07 0.023 ( 0.148) 0.021 0.002
279 23.25 0.07 0.023 ( 0.147) 0.021 0.002
280 23.33 0.07 0.023 ( 0.147) 0.021 0.002
281 23.42 0.07 0.023 ( 0.147) 0.021 0.002
282 23.50 0.07 0.023 ( 0.147) 0.021 0.002
283 23.58 0.07 0.023 ( 0.146) 0.021 0.002
284 23.67 0.07 0.023 ( 0.146) 0.021 0.002
285 23.75 0.07 0.023 ( 0.146) 0.021 0.002
286 23.83 0.07 0.023 ( 0.146) 0.021 0.002
287 23.92 0.07 0.023 ( 0.146) 0.021 0.002
288 24.00 0.07 0.023 ( 0.146) 0.021 0.002
(Loss Rate Not Used)
Sum = 100.0 Sum = 4.8
Flood volume = Effective rainfall 0.40(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 2.2(Ac.Ft)
Total soil loss = 2.48(In)
Total soil loss = 13.860(Ac.Ft)
Total rainfall = 2.88(In)
Flood volume = 97997.1 Cubic Feet
Total soil loss = 603735.4 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 8.779(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 24 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 2.5 5.0 7.5 10.0
----------------------------------------------------------------------- 0+ 5 0.0001 0.01 Q | | | |
0+10 0.0004 0.05 Q | | | |
0+15 0.0011 0.10 Q | | | |
0+20 0.0020 0.12 Q | | | |
0+25 0.0030 0.15 Q | | | |
0+30 0.0043 0.18 Q | | | |
0+35 0.0057 0.20 Q | | | |
0+40 0.0071 0.21 Q | | | |
0+45 0.0086 0.21 Q | | | |
0+50 0.0101 0.22 Q | | | |
0+55 0.0118 0.25 VQ | | | |
1+ 0 0.0137 0.28 VQ | | | |
1+ 5 0.0157 0.28 VQ | | | |
1+10 0.0175 0.27 VQ | | | |
1+15 0.0192 0.25 Q | | | |
1+20 0.0209 0.24 Q | | | |
1+25 0.0226 0.24 Q | | | |
1+30 0.0242 0.24 Q | | | |
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2+ 0 0.0346 0.28 VQ | | | |
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2+20 0.0428 0.30 VQ | | | |
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2+50 0.0565 0.37 |Q | | | |
2+55 0.0591 0.38 |Q | | | |
3+ 0 0.0617 0.38 |Q | | | |
3+ 5 0.0644 0.38 |Q | | | |

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Packet Pg. 2042 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
3+10 0.0670 0.38 |Q | | | |
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3+25 0.0750 0.39 |Q | | | |
3+30 0.0777 0.39 |Q | | | |
3+35 0.0803 0.39 |Q | | | |
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3+55 0.0913 0.42 |Q | | | |
4+ 0 0.0943 0.44 |Q | | | |
4+ 5 0.0974 0.45 |Q | | | |
4+10 0.1005 0.45 |Q | | | |
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4+20 0.1069 0.47 |Q | | | |
4+25 0.1103 0.49 |Q | | | |
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4+55 0.1323 0.57 | Q | | | |
5+ 0 0.1364 0.59 | Q | | | |
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5+15 0.1478 0.51 | Q | | | |
5+20 0.1513 0.50 | Q | | | |
5+25 0.1548 0.52 | Q | | | |
5+30 0.1585 0.53 | Q | | | |
5+35 0.1623 0.54 | Q | | | |
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5+45 0.1702 0.59 | QV | | | |
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7+40 0.2853 0.87 | Q V | | | |
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8+45 0.3803 1.21 | Q V | | | |
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9+ 0 0.4062 1.28 | Q V | | | |
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9+20 0.4441 1.44 | Q V | | | |
9+25 0.4543 1.47 | Q V | | | |
9+30 0.4646 1.50 | Q V | | | |

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Packet Pg. 2043 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
9+35 0.4751 1.52 | Q V | | | |
9+40 0.4858 1.56 | Q V | | | |
9+45 0.4968 1.59 | Q V | | | |
9+50 0.5078 1.61 | Q V| | | |
9+55 0.5191 1.64 | Q V| | | |
10+ 0 0.5306 1.67 | Q V| | | |
10+ 5 0.5420 1.65 | Q V| | | |
10+10 0.5523 1.50 | Q V| | | |
10+15 0.5616 1.35 | Q V| | | |
10+20 0.5705 1.29 | Q V | | |
10+25 0.5792 1.26 | Q V | | |
10+30 0.5877 1.24 | Q V | | |
10+35 0.5963 1.25 | Q V | | |
10+40 0.6055 1.34 | Q V | | |
10+45 0.6155 1.45 | Q V | | |
10+50 0.6257 1.49 | Q |V | | |
10+55 0.6361 1.51 | Q |V | | |
11+ 0 0.6466 1.52 | Q |V | | |
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11+10 0.6674 1.51 | Q |V | | |
11+15 0.6777 1.49 | Q | V | | |
11+20 0.6879 1.48 | Q | V | | |
11+25 0.6981 1.48 | Q | V | | |
11+30 0.7083 1.48 | Q | V | | |
11+35 0.7185 1.47 | Q | V | | |
11+40 0.7283 1.43 | Q | V | | |
11+45 0.7379 1.39 | Q | V | | |
11+50 0.7473 1.37 | Q | V | | |
11+55 0.7568 1.38 | Q | V | | |
12+ 0 0.7665 1.40 | Q | V | | |
12+ 5 0.7764 1.44 | Q | V | | |
12+10 0.7873 1.59 | Q | V | | |
12+15 0.7994 1.75 | Q | V | | |
12+20 0.8119 1.83 | Q | V | | |
12+25 0.8252 1.93 | Q | V | | |
12+30 0.8393 2.04 | Q | V | | |
12+35 0.8548 2.25 | Q | V | | |
12+40 0.8739 2.78 | |Q V | | |
12+45 0.8967 3.32 | | Q V | | |
12+50 0.9219 3.65 | | Q V | | |
12+55 0.9499 4.07 | | Q | | |
13+ 0 0.9806 4.45 | | Q | | |
13+ 5 1.0146 4.95 | | VQ| | |
13+10 1.0575 6.22 | | V | Q | |
13+15 1.1090 7.49 | | V| Q| |
13+20 1.1648 8.10 | | V | Q |
13+25 1.2232 8.48 | | |V | Q |
13+30 1.2837 8.78 | | | V | Q |
13+35 1.3422 8.50 | | | V | Q |
13+40 1.3868 6.47 | | | VQ | |
13+45 1.4167 4.35 | | Q | V | |
13+50 1.4407 3.48 | | Q | V | |
13+55 1.4616 3.03 | | Q | V | |
14+ 0 1.4804 2.73 | Q | V | |
14+ 5 1.4990 2.70 | Q | V | |
14+10 1.5223 3.38 | | Q | V | |
14+15 1.5508 4.14 | | Q | V | |
14+20 1.5811 4.41 | | Q | V | |
14+25 1.6111 4.35 | | Q | V | |
14+30 1.6405 4.26 | | Q | V| |
14+35 1.6700 4.28 | | Q | V| |
14+40 1.6998 4.34 | | Q | V |
14+45 1.7301 4.39 | | Q | V |
14+50 1.7604 4.40 | | Q | |V |
14+55 1.7898 4.28 | | Q | |V |
15+ 0 1.8184 4.14 | | Q | | V |
15+ 5 1.8465 4.09 | | Q | | V |
15+10 1.8734 3.90 | | Q | | V |
15+15 1.8991 3.73 | | Q | | V |
15+20 1.9242 3.64 | | Q | | V |
15+25 1.9478 3.43 | | Q | | V |
15+30 1.9700 3.23 | | Q | | V |
15+35 1.9911 3.07 | | Q | | V |
15+40 2.0091 2.61 | Q | | V |
15+45 2.0238 2.14 | Q | | | V |
15+50 2.0371 1.93 | Q | | | V |
15+55 2.0496 1.81 | Q | | | V |

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Packet Pg. 2044 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
16+ 0 2.0614 1.73 | Q | | | V |
16+ 5 2.0724 1.58 | Q | | | V |
16+10 2.0807 1.21 | Q | | | V |
16+15 2.0865 0.84 | Q | | | V |
16+20 2.0911 0.67 | Q | | | V |
16+25 2.0951 0.57 | Q | | | V |
16+30 2.0986 0.50 | Q | | | V |
16+35 2.1016 0.45 |Q | | | V |
16+40 2.1043 0.39 |Q | | | V |
16+45 2.1066 0.34 |Q | | | V |
16+50 2.1087 0.30 |Q | | | V |
16+55 2.1107 0.28 |Q | | | V |
17+ 0 2.1125 0.27 |Q | | | V |
17+ 5 2.1144 0.27 |Q | | | V |
17+10 2.1165 0.30 |Q | | | V |
17+15 2.1189 0.34 |Q | | | V |
17+20 2.1213 0.35 |Q | | | V |
17+25 2.1238 0.36 |Q | | | V |
17+30 2.1264 0.37 |Q | | | V |
17+35 2.1289 0.38 |Q | | | V |
17+40 2.1316 0.38 |Q | | | V |
17+45 2.1342 0.38 |Q | | | V |
17+50 2.1368 0.38 |Q | | | V |
17+55 2.1392 0.36 |Q | | | V |
18+ 0 2.1416 0.34 |Q | | | V |
18+ 5 2.1438 0.33 |Q | | | V |
18+10 2.1461 0.32 |Q | | | V |
18+15 2.1483 0.32 |Q | | | V |
18+20 2.1505 0.32 |Q | | | V |
18+25 2.1527 0.32 |Q | | | V |
18+30 2.1549 0.32 |Q | | | V |
18+35 2.1570 0.31 |Q | | | V |
18+40 2.1590 0.29 |Q | | | V |
18+45 2.1608 0.26 |Q | | | V |
18+50 2.1625 0.25 Q | | | V |
18+55 2.1640 0.22 Q | | | V |
19+ 0 2.1654 0.20 Q | | | V |
19+ 5 2.1667 0.19 Q | | | V |
19+10 2.1681 0.20 Q | | | V |
19+15 2.1696 0.22 Q | | | V |
19+20 2.1712 0.23 Q | | | V |
19+25 2.1729 0.26 |Q | | | V |
19+30 2.1749 0.28 |Q | | | V |
19+35 2.1768 0.28 |Q | | | V |
19+40 2.1787 0.27 |Q | | | V |
19+45 2.1804 0.25 Q | | | V |
19+50 2.1820 0.24 Q | | | V |
19+55 2.1835 0.21 Q | | | V |
20+ 0 2.1848 0.19 Q | | | V |
20+ 5 2.1861 0.18 Q | | | V |
20+10 2.1874 0.20 Q | | | V |
20+15 2.1889 0.22 Q | | | V |
20+20 2.1905 0.22 Q | | | V |
20+25 2.1920 0.23 Q | | | V |
20+30 2.1936 0.23 Q | | | V|
20+35 2.1952 0.23 Q | | | V|
20+40 2.1968 0.23 Q | | | V|
20+45 2.1984 0.23 Q | | | V|
20+50 2.2000 0.23 Q | | | V|
20+55 2.2014 0.21 Q | | | V|
21+ 0 2.2026 0.18 Q | | | V|
21+ 5 2.2039 0.18 Q | | | V|
21+10 2.2052 0.20 Q | | | V|
21+15 2.2067 0.22 Q | | | V|
21+20 2.2082 0.22 Q | | | V|
21+25 2.2096 0.20 Q | | | V|
21+30 2.2108 0.18 Q | | | V|
21+35 2.2120 0.18 Q | | | V|
21+40 2.2133 0.19 Q | | | V|
21+45 2.2148 0.21 Q | | | V|
21+50 2.2163 0.22 Q | | | V|
21+55 2.2177 0.20 Q | | | V|
22+ 0 2.2189 0.18 Q | | | V|
22+ 5 2.2201 0.17 Q | | | V|
22+10 2.2214 0.19 Q | | | V|
22+15 2.2229 0.21 Q | | | V|
22+20 2.2243 0.22 Q | | | V|

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Packet Pg. 2045 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX102410
22+25 2.2257 0.20 Q | | | V|
22+30 2.2269 0.18 Q | | | V|
22+35 2.2281 0.17 Q | | | V|
22+40 2.2292 0.17 Q | | | V|
22+45 2.2304 0.16 Q | | | V|
22+50 2.2315 0.16 Q | | | V|
22+55 2.2326 0.16 Q | | | V|
23+ 0 2.2337 0.16 Q | | | V|
23+ 5 2.2348 0.16 Q | | | V|
23+10 2.2358 0.16 Q | | | V|
23+15 2.2369 0.16 Q | | | V|
23+20 2.2380 0.16 Q | | | V|
23+25 2.2391 0.16 Q | | | V|
23+30 2.2402 0.16 Q | | | V|
23+35 2.2412 0.16 Q | | | V|
23+40 2.2423 0.16 Q | | | V|
23+45 2.2434 0.16 Q | | | V|
23+50 2.2445 0.16 Q | | | V|
23+55 2.2455 0.16 Q | | | V|
24+ 0 2.2466 0.16 Q | | | V|
24+ 5 2.2476 0.15 Q | | | V|
24+10 2.2483 0.10 Q | | | V|
24+15 2.2487 0.06 Q | | | V|
24+20 2.2490 0.04 Q | | | V|
24+25 2.2492 0.03 Q | | | V|
24+30 2.2493 0.02 Q | | | V|
24+35 2.2494 0.02 Q | | | V|
24+40 2.2495 0.01 Q | | | V|
24+45 2.2496 0.01 Q | | | V|
24+50 2.2496 0.01 Q | | | V|
24+55 2.2496 0.00 Q | | | V|
25+ 0 2.2497 0.00 Q | | | V|
25+ 5 2.2497 0.00 Q | | | V|
25+10 2.2497 0.00 Q | | | V|
25+15 2.2497 0.00 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2046 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1001100
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX1001100.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 100-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 1 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.50 33.55
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.20 80.52
STORM EVENT (YEAR) = 100.00
Area Averaged 2-Year Rainfall = 0.500(In)
Area Averaged 100-Year Rainfall = 1.200(In)
Point rain (area averaged) = 1.200(In)
Areal adjustment factor = 99.94 %
Adjusted average point rain = 1.199(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-3 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 88.6 0.146 0.000 0.146 1.000 0.146
Sum (F) = 0.146

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F.1.l
Packet Pg. 2047 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1001100
Area averaged mean soil loss (F) (In/Hr) = 0.146
Minimum soil loss rate ((In/Hr)) = 0.073
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- Slope of intensity-duration curve for a 1 hour storm =0.5000 ---------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 4.20 0.604 0.146 ( 0.544) 0.458
2 0.17 4.30 0.619 0.146 ( 0.557) 0.473
3 0.25 5.00 0.720 0.146 ( 0.648) 0.574
4 0.33 5.00 0.720 0.146 ( 0.648) 0.574
5 0.42 5.80 0.835 0.146 ( 0.751) 0.689
6 0.50 6.50 0.935 0.146 ( 0.842) 0.789
7 0.58 7.40 1.065 0.146 ( 0.958) 0.919
8 0.67 8.60 1.238 0.146 ( 1.114) 1.092
9 0.75 12.30 1.770 0.146 ( 1.593) 1.624
10 0.83 29.10 4.188 0.146 ( 3.769) 4.042
11 0.92 6.80 0.979 0.146 ( 0.881) 0.833
12 1.00 5.00 0.720 0.146 ( 0.648) 0.574
(Loss Rate Not Used)
Sum = 100.0 Sum = 12.6
Flood volume = Effective rainfall 1.05(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 5.9(Ac.Ft)
Total soil loss = 0.15(In)
Total soil loss = 0.816(Ac.Ft)
Total rainfall = 1.20(In)
Flood volume = 256557.9 Cubic Feet
Total soil loss = 35551.9 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 131.472(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 50.0 100.0 150.0 200.0
----------------------------------------------------------------------- 0+ 5 0.0140 2.04 Q | | | |
0+10 0.0885 10.81 V Q | | | |
0+15 0.2289 20.39 |V Q | | | |

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F.1.l
Packet Pg. 2048 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1001100
0+20 0.4105 26.36 | V Q | | | |
0+25 0.6239 30.98 | V Q | | | |
0+30 0.8714 35.94 | V Q | | | |
0+35 1.1617 42.17 | VQ | | | |
0+40 1.5020 49.40 | QV | | |
0+45 1.9131 59.70 | |QV | | |
0+50 2.5084 86.44 | | Q | | |
0+55 3.4139 131.47 | | | V Q | |
1+ 0 4.2570 122.43 | | | Q V | |
1+ 5 4.7854 76.71 | | Q | | V |
1+10 5.1152 47.89 | Q| | | V |
1+15 5.3212 29.91 | Q | | | V |
1+20 5.4659 21.01 | Q | | | V |
1+25 5.5734 15.61 | Q | | | V |
1+30 5.6543 11.75 | Q | | | V |
1+35 5.7187 9.35 |Q | | | V |
1+40 5.7683 7.20 |Q | | | V|
1+45 5.8068 5.58 |Q | | | V|
1+50 5.8357 4.20 Q | | | V|
1+55 5.8573 3.14 Q | | | V|
2+ 0 5.8743 2.47 Q | | | V|
2+ 5 5.8856 1.64 Q | | | V|
2+10 5.8886 0.44 Q | | | V|
2+15 5.8898 0.16 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2049 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1003100
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX1003100.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 100-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 3 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.80 53.68
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.86 124.81
STORM EVENT (YEAR) = 100.00
Area Averaged 2-Year Rainfall = 0.800(In)
Area Averaged 100-Year Rainfall = 1.860(In)
Point rain (area averaged) = 1.860(In)
Areal adjustment factor = 99.97 %
Adjusted average point rain = 1.859(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-3 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 88.6 0.146 0.000 0.146 1.000 0.146
Sum (F) = 0.146

Page 1 ends

F.1.l
Packet Pg. 2050 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1003100
Area averaged mean soil loss (F) (In/Hr) = 0.146
Minimum soil loss rate ((In/Hr)) = 0.073
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 1.30 0.290 0.146 ( 0.261) 0.144
2 0.17 1.30 0.290 0.146 ( 0.261) 0.144
3 0.25 1.10 0.245 0.146 ( 0.221) 0.099
4 0.33 1.50 0.335 0.146 ( 0.301) 0.189
5 0.42 1.50 0.335 0.146 ( 0.301) 0.189
6 0.50 1.80 0.402 0.146 ( 0.361) 0.256
7 0.58 1.50 0.335 0.146 ( 0.301) 0.189
8 0.67 1.80 0.402 0.146 ( 0.361) 0.256
9 0.75 1.80 0.402 0.146 ( 0.361) 0.256
10 0.83 1.50 0.335 0.146 ( 0.301) 0.189
11 0.92 1.60 0.357 0.146 ( 0.321) 0.211
12 1.00 1.80 0.402 0.146 ( 0.361) 0.256
13 1.08 2.20 0.491 0.146 ( 0.442) 0.345
14 1.17 2.20 0.491 0.146 ( 0.442) 0.345
15 1.25 2.20 0.491 0.146 ( 0.442) 0.345
16 1.33 2.00 0.446 0.146 ( 0.402) 0.300
17 1.42 2.60 0.580 0.146 ( 0.522) 0.434
18 1.50 2.70 0.602 0.146 ( 0.542) 0.457
19 1.58 2.40 0.536 0.146 ( 0.482) 0.390
20 1.67 2.70 0.602 0.146 ( 0.542) 0.457
21 1.75 3.30 0.736 0.146 ( 0.663) 0.590
22 1.83 3.10 0.692 0.146 ( 0.623) 0.546
23 1.92 2.90 0.647 0.146 ( 0.582) 0.501
24 2.00 3.00 0.669 0.146 ( 0.602) 0.523
25 2.08 3.10 0.692 0.146 ( 0.623) 0.546
26 2.17 4.20 0.937 0.146 ( 0.843) 0.791
27 2.25 5.00 1.116 0.146 ( 1.004) 0.970
28 2.33 3.50 0.781 0.146 ( 0.703) 0.635
29 2.42 6.80 1.517 0.146 ( 1.366) 1.371
30 2.50 7.30 1.629 0.146 ( 1.466) 1.483
31 2.58 8.20 1.830 0.146 ( 1.647) 1.684
32 2.67 5.90 1.316 0.146 ( 1.185) 1.171
33 2.75 2.00 0.446 0.146 ( 0.402) 0.300
34 2.83 1.80 0.402 0.146 ( 0.361) 0.256
35 2.92 1.80 0.402 0.146 ( 0.361) 0.256
36 3.00 0.60 0.134 ( 0.146) 0.120 0.013
(Loss Rate Not Used)
Sum = 100.0 Sum = 17.1

Page 2 ends

F.1.l
Packet Pg. 2051 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1003100
Flood volume = Effective rainfall 1.42(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 8.0(Ac.Ft)
Total soil loss = 0.44(In)
Total soil loss = 2.437(Ac.Ft)
Total rainfall = 1.86(In)
Flood volume = 346774.0 Cubic Feet
Total soil loss = 106138.8 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 88.283(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 22.5 45.0 67.5 90.0
----------------------------------------------------------------------- 0+ 5 0.0044 0.64 Q | | | |
0+10 0.0277 3.38 VQ | | | |
0+15 0.0688 5.96 V Q | | | |
0+20 0.1149 6.70 V Q | | | |
0+25 0.1712 8.18 V Q | | | |
0+30 0.2420 10.28 |V Q | | | |
0+35 0.3254 12.11 |V Q | | | |
0+40 0.4145 12.93 | V Q | | | |
0+45 0.5096 13.81 | V Q | | | |
0+50 0.6117 14.83 | V Q | | | |
0+55 0.7104 14.33 | V Q | | | |
1+ 0 0.8072 14.05 | V Q | | | |
1+ 5 0.9138 15.47 | V Q | | | |
1+10 1.0387 18.13 | V Q | | | |
1+15 1.1785 20.30 | V Q| | | |
1+20 1.3237 21.09 | V Q| | | |
1+25 1.4711 21.39 | V Q| | | |
1+30 1.6334 23.57 | V Q | | |
1+35 1.8138 26.20 | V|Q | | |
1+40 1.9981 26.77 | VQ | | |
1+45 2.1919 28.13 | |VQ | | |
1+50 2.4106 31.75 | | V Q | | |
1+55 2.6443 33.94 | | V Q | | |
2+ 0 2.8772 33.81 | | VQ | | |
2+ 5 3.1110 33.96 | | Q | | |
2+10 3.3588 35.98 | | QV | | |
2+15 3.6494 42.19 | | Q | | |
2+20 3.9883 49.22 | | VQ | |
2+25 4.3454 51.84 | | |V Q | |
2+30 4.7766 62.61 | | | V Q | |
2+35 5.3193 78.80 | | | V | Q |
2+40 5.9273 88.28 | | | V| Q|
2+45 6.4960 82.57 | | | | V Q |
2+50 6.9110 60.26 | | | Q | V |
2+55 7.1950 41.24 | | Q | | V |
3+ 0 7.4150 31.94 | | Q | | V |
3+ 5 7.5727 22.91 | Q | | V |
3+10 7.6770 15.13 | Q | | | V |
3+15 7.7519 10.88 | Q | | | V |
3+20 7.8089 8.28 | Q | | | V|
3+25 7.8529 6.40 | Q | | | V|
3+30 7.8861 4.82 | Q | | | V|
3+35 7.9110 3.62 |Q | | | V|
3+40 7.9302 2.78 |Q | | | V|
3+45 7.9437 1.97 Q | | | V|
3+50 7.9527 1.30 Q | | | V|
3+55 7.9572 0.66 Q | | | V|
4+ 0 7.9591 0.28 Q | | | V|
4+ 5 7.9603 0.17 Q | | | V|
4+10 7.9608 0.08 Q | | | V|
4+15 7.9608 0.00 Q | | | V|
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 2052 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1006100
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX1006100.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 100-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 6 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.15 77.16
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 2.50 167.75
STORM EVENT (YEAR) = 100.00
Area Averaged 2-Year Rainfall = 1.150(In)
Area Averaged 100-Year Rainfall = 2.500(In)
Point rain (area averaged) = 2.500(In)
Areal adjustment factor = 99.98 %
Adjusted average point rain = 2.499(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-3 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 88.6 0.146 0.000 0.146 1.000 0.146
Sum (F) = 0.146

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F.1.l
Packet Pg. 2053 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1006100
Area averaged mean soil loss (F) (In/Hr) = 0.146
Minimum soil loss rate ((In/Hr)) = 0.073
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.50 0.150 ( 0.146) 0.135 0.015
2 0.17 0.60 0.180 0.146 ( 0.162) 0.034
3 0.25 0.60 0.180 0.146 ( 0.162) 0.034
4 0.33 0.60 0.180 0.146 ( 0.162) 0.034
5 0.42 0.60 0.180 0.146 ( 0.162) 0.034
6 0.50 0.70 0.210 0.146 ( 0.189) 0.064
7 0.58 0.70 0.210 0.146 ( 0.189) 0.064
8 0.67 0.70 0.210 0.146 ( 0.189) 0.064
9 0.75 0.70 0.210 0.146 ( 0.189) 0.064
10 0.83 0.70 0.210 0.146 ( 0.189) 0.064
11 0.92 0.70 0.210 0.146 ( 0.189) 0.064
12 1.00 0.80 0.240 0.146 ( 0.216) 0.094
13 1.08 0.80 0.240 0.146 ( 0.216) 0.094
14 1.17 0.80 0.240 0.146 ( 0.216) 0.094
15 1.25 0.80 0.240 0.146 ( 0.216) 0.094
16 1.33 0.80 0.240 0.146 ( 0.216) 0.094
17 1.42 0.80 0.240 0.146 ( 0.216) 0.094
18 1.50 0.80 0.240 0.146 ( 0.216) 0.094
19 1.58 0.80 0.240 0.146 ( 0.216) 0.094
20 1.67 0.80 0.240 0.146 ( 0.216) 0.094
21 1.75 0.80 0.240 0.146 ( 0.216) 0.094
22 1.83 0.80 0.240 0.146 ( 0.216) 0.094
23 1.92 0.80 0.240 0.146 ( 0.216) 0.094
24 2.00 0.90 0.270 0.146 ( 0.243) 0.124
25 2.08 0.80 0.240 0.146 ( 0.216) 0.094
26 2.17 0.90 0.270 0.146 ( 0.243) 0.124
27 2.25 0.90 0.270 0.146 ( 0.243) 0.124
28 2.33 0.90 0.270 0.146 ( 0.243) 0.124
29 2.42 0.90 0.270 0.146 ( 0.243) 0.124
30 2.50 0.90 0.270 0.146 ( 0.243) 0.124
31 2.58 0.90 0.270 0.146 ( 0.243) 0.124
32 2.67 0.90 0.270 0.146 ( 0.243) 0.124
33 2.75 1.00 0.300 0.146 ( 0.270) 0.154
34 2.83 1.00 0.300 0.146 ( 0.270) 0.154
35 2.92 1.00 0.300 0.146 ( 0.270) 0.154
36 3.00 1.00 0.300 0.146 ( 0.270) 0.154
37 3.08 1.00 0.300 0.146 ( 0.270) 0.154
38 3.17 1.10 0.330 0.146 ( 0.297) 0.184

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F.1.l
Packet Pg. 2054 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1006100
39 3.25 1.10 0.330 0.146 ( 0.297) 0.184
40 3.33 1.10 0.330 0.146 ( 0.297) 0.184
41 3.42 1.20 0.360 0.146 ( 0.324) 0.214
42 3.50 1.30 0.390 0.146 ( 0.351) 0.244
43 3.58 1.40 0.420 0.146 ( 0.378) 0.274
44 3.67 1.40 0.420 0.146 ( 0.378) 0.274
45 3.75 1.50 0.450 0.146 ( 0.405) 0.304
46 3.83 1.50 0.450 0.146 ( 0.405) 0.304
47 3.92 1.60 0.480 0.146 ( 0.432) 0.334
48 4.00 1.60 0.480 0.146 ( 0.432) 0.334
49 4.08 1.70 0.510 0.146 ( 0.459) 0.364
50 4.17 1.80 0.540 0.146 ( 0.486) 0.394
51 4.25 1.90 0.570 0.146 ( 0.513) 0.424
52 4.33 2.00 0.600 0.146 ( 0.540) 0.454
53 4.42 2.10 0.630 0.146 ( 0.567) 0.484
54 4.50 2.10 0.630 0.146 ( 0.567) 0.484
55 4.58 2.20 0.660 0.146 ( 0.594) 0.514
56 4.67 2.30 0.690 0.146 ( 0.621) 0.544
57 4.75 2.40 0.720 0.146 ( 0.648) 0.574
58 4.83 2.40 0.720 0.146 ( 0.648) 0.574
59 4.92 2.50 0.750 0.146 ( 0.675) 0.604
60 5.00 2.60 0.780 0.146 ( 0.702) 0.634
61 5.08 3.10 0.930 0.146 ( 0.837) 0.784
62 5.17 3.60 1.080 0.146 ( 0.972) 0.934
63 5.25 3.90 1.170 0.146 ( 1.053) 1.024
64 5.33 4.20 1.260 0.146 ( 1.134) 1.114
65 5.42 4.70 1.410 0.146 ( 1.269) 1.264
66 5.50 5.60 1.680 0.146 ( 1.512) 1.534
67 5.58 1.90 0.570 0.146 ( 0.513) 0.424
68 5.67 0.90 0.270 0.146 ( 0.243) 0.124
69 5.75 0.60 0.180 0.146 ( 0.162) 0.034
70 5.83 0.50 0.150 ( 0.146) 0.135 0.015
71 5.92 0.30 0.090 ( 0.146) 0.081 0.009
72 6.00 0.20 0.060 ( 0.146) 0.054 0.006
(Loss Rate Not Used)
Sum = 100.0 Sum = 19.7
Flood volume = Effective rainfall 1.64(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 9.2(Ac.Ft)
Total soil loss = 0.86(In)
Total soil loss = 4.814(Ac.Ft)
Total rainfall = 2.50(In)
Flood volume = 399112.5 Cubic Feet
Total soil loss = 209679.5 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 77.753(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 6 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 20.0 40.0 60.0 80.0
----------------------------------------------------------------------- 0+ 5 0.0005 0.07 Q | | | |
0+10 0.0035 0.44 Q | | | |
0+15 0.0109 1.09 Q | | | |
0+20 0.0218 1.58 Q | | | |
0+25 0.0342 1.80 Q | | | |
0+30 0.0484 2.07 VQ | | | |
0+35 0.0672 2.73 VQ | | | |
0+40 0.0905 3.37 VQ | | | |
0+45 0.1158 3.67 VQ | | | |
0+50 0.1422 3.84 VQ | | | |
0+55 0.1696 3.97 VQ | | | |
1+ 0 0.1985 4.19 V Q | | | |
1+ 5 0.2317 4.83 |VQ | | | |
1+10 0.2694 5.46 |VQ | | | |
1+15 0.3090 5.76 |VQ | | | |
1+20 0.3498 5.92 |VQ | | | |
1+25 0.3914 6.04 |V Q | | | |
1+30 0.4336 6.12 |V Q | | | |
1+35 0.4762 6.18 | VQ | | | |
1+40 0.5191 6.23 | VQ | | | |
1+45 0.5623 6.27 | VQ | | | |
1+50 0.6056 6.30 | VQ | | | |

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F.1.l
Packet Pg. 2055 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX1006100
1+55 0.6491 6.31 | VQ | | | |
2+ 0 0.6936 6.46 | Q | | | |
2+ 5 0.7412 6.91 | Q | | | |
2+10 0.7899 7.06 | Q | | | |
2+15 0.8402 7.31 | Q | | | |
2+20 0.8938 7.78 | Q | | | |
2+25 0.9487 7.98 | QV | | | |
2+30 1.0044 8.09 | Q | | | |
2+35 1.0607 8.17 | Q | | | |
2+40 1.1173 8.22 | Q | | | |
2+45 1.1751 8.40 | QV | | | |
2+50 1.2371 9.00 | QV | | | |
2+55 1.3032 9.60 | QV | | | |
3+ 0 1.3712 9.87 | QV | | | |
3+ 5 1.4402 10.02 | QV | | | |
3+10 1.5108 10.26 | QV | | | |
3+15 1.5859 10.90 | QV | | | |
3+20 1.6654 11.54 | Q V | | | |
3+25 1.7477 11.96 | Q V | | | |
3+30 1.8361 12.83 | Q V | | | |
3+35 1.9341 14.23 | QV | | | |
3+40 2.0423 15.71 | QV | | | |
3+45 2.1585 16.87 | QV| | | |
3+50 2.2822 17.96 | QV| | | |
3+55 2.4131 19.01 | QV | | |
4+ 0 2.5513 20.07 | QV | | |
4+ 5 2.6966 21.09 | QV | | |
4+10 2.8499 22.26 | |QV | | |
4+15 3.0142 23.85 | |Q V | | |
4+20 3.1905 25.61 | | QV | | |
4+25 3.3795 27.44 | | QV | | |
4+30 3.5806 29.19 | | QV | | |
4+35 3.7909 30.54 | | QV | | |
4+40 4.0107 31.92 | | Q V | | |
4+45 4.2424 33.64 | | Q V | | |
4+50 4.4859 35.35 | | Q V| | |
4+55 4.7385 36.68 | | Q V | |
5+ 0 5.0004 38.04 | | Q|V | |
5+ 5 5.2778 40.28 | | Q V | |
5+10 5.5874 44.94 | | | Q V | |
5+15 5.9435 51.70 | | | Q | |
5+20 6.3453 58.35 | | | V Q| |
5+25 6.7907 64.67 | | | V| Q |
5+30 7.2904 72.55 | | | |V Q |
5+35 7.8259 77.75 | | | | V Q |
5+40 8.2610 63.17 | | | |Q V |
5+45 8.5332 39.53 | | Q| | V |
5+50 8.7070 25.23 | | Q | | V |
5+55 8.8272 17.45 | Q | | | V |
6+ 0 8.9149 12.73 | Q | | | V |
6+ 5 8.9807 9.56 | Q | | | V|
6+10 9.0304 7.22 | Q | | | V|
6+15 9.0688 5.56 | Q | | | V|
6+20 9.0980 4.25 | Q | | | V|
6+25 9.1201 3.20 |Q | | | V|
6+30 9.1362 2.35 |Q | | | V|
6+35 9.1478 1.67 Q | | | V|
6+40 9.1558 1.16 Q | | | V|
6+45 9.1604 0.67 Q | | | V|
6+50 9.1617 0.19 Q | | | V|
6+55 9.1621 0.06 Q | | | V|
7+ 0 9.1623 0.02 Q | | | V|
7+ 5 9.1623 0.01 Q | | | V|
7+10 9.1624 0.00 Q | | | V|
7+15 9.1624 0.00 Q | | | V|
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2056 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828EX10024100.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
EXISTING CONDITION 100-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.030
Lag time = 0.159 Hr.

Lag time = 9.56 Min.
25% of lag time = 2.39 Min.
40% of lag time = 3.82 Min.

Unit time = 5.00 Min.

Duration of storm = 24 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.75 117.42
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 4.50 301.95
STORM EVENT (YEAR) = 100.00
Area Averaged 2-Year Rainfall = 1.750(In)
Area Averaged 100-Year Rainfall = 4.500(In)
Point rain (area averaged) = 4.500(In)
Areal adjustment factor = 99.99 %
Adjusted average point rain = 4.499(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 76.00 0.000
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-3 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

76.0 88.6 0.146 0.000 0.146 1.000 0.146
Sum (F) = 0.146

Page 1 ends

F.1.l
Packet Pg. 2057 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
Area averaged mean soil loss (F) (In/Hr) = 0.146
Minimum soil loss rate ((In/Hr)) = 0.073
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.900
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 52.307 6.571 4.443
2 0.167 104.614 28.083 18.991
3 0.250 156.922 28.549 19.306
4 0.333 209.229 12.179 8.236
5 0.417 261.536 6.595 4.460
6 0.500 313.843 4.589 3.103
7 0.583 366.151 3.296 2.229
8 0.667 418.458 2.462 1.665
9 0.750 470.765 1.797 1.215
10 0.833 523.072 1.548 1.047
11 0.917 575.380 1.191 0.806
12 1.000 627.687 0.940 0.636
13 1.083 679.994 0.721 0.488
14 1.167 732.301 0.542 0.367
15 1.250 784.608 0.523 0.354
16 1.333 836.916 0.415 0.281
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.07 0.036 ( 0.259) 0.032 0.004
2 0.17 0.07 0.036 ( 0.258) 0.032 0.004
3 0.25 0.07 0.036 ( 0.257) 0.032 0.004
4 0.33 0.10 0.054 ( 0.256) 0.049 0.005
5 0.42 0.10 0.054 ( 0.255) 0.049 0.005
6 0.50 0.10 0.054 ( 0.254) 0.049 0.005
7 0.58 0.10 0.054 ( 0.253) 0.049 0.005
8 0.67 0.10 0.054 ( 0.252) 0.049 0.005
9 0.75 0.10 0.054 ( 0.251) 0.049 0.005
10 0.83 0.13 0.072 ( 0.250) 0.065 0.007
11 0.92 0.13 0.072 ( 0.249) 0.065 0.007
12 1.00 0.13 0.072 ( 0.248) 0.065 0.007
13 1.08 0.10 0.054 ( 0.247) 0.049 0.005
14 1.17 0.10 0.054 ( 0.246) 0.049 0.005
15 1.25 0.10 0.054 ( 0.245) 0.049 0.005
16 1.33 0.10 0.054 ( 0.244) 0.049 0.005
17 1.42 0.10 0.054 ( 0.243) 0.049 0.005
18 1.50 0.10 0.054 ( 0.242) 0.049 0.005
19 1.58 0.10 0.054 ( 0.241) 0.049 0.005
20 1.67 0.10 0.054 ( 0.240) 0.049 0.005
21 1.75 0.10 0.054 ( 0.239) 0.049 0.005
22 1.83 0.13 0.072 ( 0.238) 0.065 0.007
23 1.92 0.13 0.072 ( 0.237) 0.065 0.007
24 2.00 0.13 0.072 ( 0.236) 0.065 0.007
25 2.08 0.13 0.072 ( 0.235) 0.065 0.007
26 2.17 0.13 0.072 ( 0.234) 0.065 0.007
27 2.25 0.13 0.072 ( 0.233) 0.065 0.007
28 2.33 0.13 0.072 ( 0.232) 0.065 0.007
29 2.42 0.13 0.072 ( 0.231) 0.065 0.007
30 2.50 0.13 0.072 ( 0.231) 0.065 0.007
31 2.58 0.17 0.090 ( 0.230) 0.081 0.009
32 2.67 0.17 0.090 ( 0.229) 0.081 0.009
33 2.75 0.17 0.090 ( 0.228) 0.081 0.009
34 2.83 0.17 0.090 ( 0.227) 0.081 0.009
35 2.92 0.17 0.090 ( 0.226) 0.081 0.009
36 3.00 0.17 0.090 ( 0.225) 0.081 0.009
37 3.08 0.17 0.090 ( 0.224) 0.081 0.009
38 3.17 0.17 0.090 ( 0.223) 0.081 0.009

Page 2 ends

F.1.l
Packet Pg. 2058 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
39 3.25 0.17 0.090 ( 0.222) 0.081 0.009
40 3.33 0.17 0.090 ( 0.221) 0.081 0.009
41 3.42 0.17 0.090 ( 0.220) 0.081 0.009
42 3.50 0.17 0.090 ( 0.219) 0.081 0.009
43 3.58 0.17 0.090 ( 0.218) 0.081 0.009
44 3.67 0.17 0.090 ( 0.217) 0.081 0.009
45 3.75 0.17 0.090 ( 0.217) 0.081 0.009
46 3.83 0.20 0.108 ( 0.216) 0.097 0.011
47 3.92 0.20 0.108 ( 0.215) 0.097 0.011
48 4.00 0.20 0.108 ( 0.214) 0.097 0.011
49 4.08 0.20 0.108 ( 0.213) 0.097 0.011
50 4.17 0.20 0.108 ( 0.212) 0.097 0.011
51 4.25 0.20 0.108 ( 0.211) 0.097 0.011
52 4.33 0.23 0.126 ( 0.210) 0.113 0.013
53 4.42 0.23 0.126 ( 0.209) 0.113 0.013
54 4.50 0.23 0.126 ( 0.208) 0.113 0.013
55 4.58 0.23 0.126 ( 0.208) 0.113 0.013
56 4.67 0.23 0.126 ( 0.207) 0.113 0.013
57 4.75 0.23 0.126 ( 0.206) 0.113 0.013
58 4.83 0.27 0.144 ( 0.205) 0.130 0.014
59 4.92 0.27 0.144 ( 0.204) 0.130 0.014
60 5.00 0.27 0.144 ( 0.203) 0.130 0.014
61 5.08 0.20 0.108 ( 0.202) 0.097 0.011
62 5.17 0.20 0.108 ( 0.201) 0.097 0.011
63 5.25 0.20 0.108 ( 0.200) 0.097 0.011
64 5.33 0.23 0.126 ( 0.200) 0.113 0.013
65 5.42 0.23 0.126 ( 0.199) 0.113 0.013
66 5.50 0.23 0.126 ( 0.198) 0.113 0.013
67 5.58 0.27 0.144 ( 0.197) 0.130 0.014
68 5.67 0.27 0.144 ( 0.196) 0.130 0.014
69 5.75 0.27 0.144 ( 0.195) 0.130 0.014
70 5.83 0.27 0.144 ( 0.194) 0.130 0.014
71 5.92 0.27 0.144 ( 0.194) 0.130 0.014
72 6.00 0.27 0.144 ( 0.193) 0.130 0.014
73 6.08 0.30 0.162 ( 0.192) 0.146 0.016
74 6.17 0.30 0.162 ( 0.191) 0.146 0.016
75 6.25 0.30 0.162 ( 0.190) 0.146 0.016
76 6.33 0.30 0.162 ( 0.189) 0.146 0.016
77 6.42 0.30 0.162 ( 0.188) 0.146 0.016
78 6.50 0.30 0.162 ( 0.188) 0.146 0.016
79 6.58 0.33 0.180 ( 0.187) 0.162 0.018
80 6.67 0.33 0.180 ( 0.186) 0.162 0.018
81 6.75 0.33 0.180 ( 0.185) 0.162 0.018
82 6.83 0.33 0.180 ( 0.184) 0.162 0.018
83 6.92 0.33 0.180 ( 0.183) 0.162 0.018
84 7.00 0.33 0.180 ( 0.183) 0.162 0.018
85 7.08 0.33 0.180 ( 0.182) 0.162 0.018
86 7.17 0.33 0.180 ( 0.181) 0.162 0.018
87 7.25 0.33 0.180 ( 0.180) 0.162 0.018
88 7.33 0.37 0.198 ( 0.179) 0.178 0.020
89 7.42 0.37 0.198 ( 0.178) 0.178 0.020
90 7.50 0.37 0.198 0.178 ( 0.178) 0.020
91 7.58 0.40 0.216 0.177 ( 0.194) 0.039
92 7.67 0.40 0.216 0.176 ( 0.194) 0.040
93 7.75 0.40 0.216 0.175 ( 0.194) 0.041
94 7.83 0.43 0.234 0.174 ( 0.211) 0.060
95 7.92 0.43 0.234 0.174 ( 0.211) 0.060
96 8.00 0.43 0.234 0.173 ( 0.211) 0.061
97 8.08 0.50 0.270 0.172 ( 0.243) 0.098
98 8.17 0.50 0.270 0.171 ( 0.243) 0.099
99 8.25 0.50 0.270 0.170 ( 0.243) 0.100
100 8.33 0.50 0.270 0.170 ( 0.243) 0.100
101 8.42 0.50 0.270 0.169 ( 0.243) 0.101
102 8.50 0.50 0.270 0.168 ( 0.243) 0.102
103 8.58 0.53 0.288 0.167 ( 0.259) 0.121
104 8.67 0.53 0.288 0.166 ( 0.259) 0.122
105 8.75 0.53 0.288 0.166 ( 0.259) 0.122
106 8.83 0.57 0.306 0.165 ( 0.275) 0.141
107 8.92 0.57 0.306 0.164 ( 0.275) 0.142
108 9.00 0.57 0.306 0.163 ( 0.275) 0.143
109 9.08 0.63 0.342 0.162 ( 0.308) 0.179
110 9.17 0.63 0.342 0.162 ( 0.308) 0.180
111 9.25 0.63 0.342 0.161 ( 0.308) 0.181
112 9.33 0.67 0.360 0.160 ( 0.324) 0.200
113 9.42 0.67 0.360 0.159 ( 0.324) 0.201
114 9.50 0.67 0.360 0.159 ( 0.324) 0.201
115 9.58 0.70 0.378 0.158 ( 0.340) 0.220

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Packet Pg. 2059 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
116 9.67 0.70 0.378 0.157 ( 0.340) 0.221
117 9.75 0.70 0.378 0.156 ( 0.340) 0.222
118 9.83 0.73 0.396 0.156 ( 0.356) 0.240
119 9.92 0.73 0.396 0.155 ( 0.356) 0.241
120 10.00 0.73 0.396 0.154 ( 0.356) 0.242
121 10.08 0.50 0.270 0.153 ( 0.243) 0.117
122 10.17 0.50 0.270 0.153 ( 0.243) 0.117
123 10.25 0.50 0.270 0.152 ( 0.243) 0.118
124 10.33 0.50 0.270 0.151 ( 0.243) 0.119
125 10.42 0.50 0.270 0.150 ( 0.243) 0.120
126 10.50 0.50 0.270 0.150 ( 0.243) 0.120
127 10.58 0.67 0.360 0.149 ( 0.324) 0.211
128 10.67 0.67 0.360 0.148 ( 0.324) 0.212
129 10.75 0.67 0.360 0.148 ( 0.324) 0.212
130 10.83 0.67 0.360 0.147 ( 0.324) 0.213
131 10.92 0.67 0.360 0.146 ( 0.324) 0.214
132 11.00 0.67 0.360 0.145 ( 0.324) 0.215
133 11.08 0.63 0.342 0.145 ( 0.308) 0.197
134 11.17 0.63 0.342 0.144 ( 0.308) 0.198
135 11.25 0.63 0.342 0.143 ( 0.308) 0.199
136 11.33 0.63 0.342 0.143 ( 0.308) 0.199
137 11.42 0.63 0.342 0.142 ( 0.308) 0.200
138 11.50 0.63 0.342 0.141 ( 0.308) 0.201
139 11.58 0.57 0.306 0.140 ( 0.275) 0.166
140 11.67 0.57 0.306 0.140 ( 0.275) 0.166
141 11.75 0.57 0.306 0.139 ( 0.275) 0.167
142 11.83 0.60 0.324 0.138 ( 0.292) 0.186
143 11.92 0.60 0.324 0.138 ( 0.292) 0.186
144 12.00 0.60 0.324 0.137 ( 0.292) 0.187
145 12.08 0.83 0.450 0.136 ( 0.405) 0.314
146 12.17 0.83 0.450 0.136 ( 0.405) 0.314
147 12.25 0.83 0.450 0.135 ( 0.405) 0.315
148 12.33 0.87 0.468 0.134 ( 0.421) 0.334
149 12.42 0.87 0.468 0.134 ( 0.421) 0.334
150 12.50 0.87 0.468 0.133 ( 0.421) 0.335
151 12.58 0.93 0.504 0.132 ( 0.454) 0.372
152 12.67 0.93 0.504 0.132 ( 0.454) 0.372
153 12.75 0.93 0.504 0.131 ( 0.454) 0.373
154 12.83 0.97 0.522 0.130 ( 0.470) 0.392
155 12.92 0.97 0.522 0.130 ( 0.470) 0.392
156 13.00 0.97 0.522 0.129 ( 0.470) 0.393
157 13.08 1.13 0.612 0.128 ( 0.551) 0.484
158 13.17 1.13 0.612 0.128 ( 0.551) 0.484
159 13.25 1.13 0.612 0.127 ( 0.551) 0.485
160 13.33 1.13 0.612 0.126 ( 0.551) 0.486
161 13.42 1.13 0.612 0.126 ( 0.551) 0.486
162 13.50 1.13 0.612 0.125 ( 0.551) 0.487
163 13.58 0.77 0.414 0.124 ( 0.373) 0.290
164 13.67 0.77 0.414 0.124 ( 0.373) 0.290
165 13.75 0.77 0.414 0.123 ( 0.373) 0.291
166 13.83 0.77 0.414 0.122 ( 0.373) 0.291
167 13.92 0.77 0.414 0.122 ( 0.373) 0.292
168 14.00 0.77 0.414 0.121 ( 0.373) 0.293
169 14.08 0.90 0.486 0.121 ( 0.437) 0.365
170 14.17 0.90 0.486 0.120 ( 0.437) 0.366
171 14.25 0.90 0.486 0.119 ( 0.437) 0.367
172 14.33 0.87 0.468 0.119 ( 0.421) 0.349
173 14.42 0.87 0.468 0.118 ( 0.421) 0.350
174 14.50 0.87 0.468 0.118 ( 0.421) 0.350
175 14.58 0.87 0.468 0.117 ( 0.421) 0.351
176 14.67 0.87 0.468 0.116 ( 0.421) 0.352
177 14.75 0.87 0.468 0.116 ( 0.421) 0.352
178 14.83 0.83 0.450 0.115 ( 0.405) 0.335
179 14.92 0.83 0.450 0.115 ( 0.405) 0.335
180 15.00 0.83 0.450 0.114 ( 0.405) 0.336
181 15.08 0.80 0.432 0.113 ( 0.389) 0.319
182 15.17 0.80 0.432 0.113 ( 0.389) 0.319
183 15.25 0.80 0.432 0.112 ( 0.389) 0.320
184 15.33 0.77 0.414 0.112 ( 0.373) 0.302
185 15.42 0.77 0.414 0.111 ( 0.373) 0.303
186 15.50 0.77 0.414 0.111 ( 0.373) 0.303
187 15.58 0.63 0.342 0.110 ( 0.308) 0.232
188 15.67 0.63 0.342 0.109 ( 0.308) 0.233
189 15.75 0.63 0.342 0.109 ( 0.308) 0.233
190 15.83 0.63 0.342 0.108 ( 0.308) 0.234
191 15.92 0.63 0.342 0.108 ( 0.308) 0.234
192 16.00 0.63 0.342 0.107 ( 0.308) 0.235

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Packet Pg. 2060 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
193 16.08 0.13 0.072 ( 0.107) 0.065 0.007
194 16.17 0.13 0.072 ( 0.106) 0.065 0.007
195 16.25 0.13 0.072 ( 0.106) 0.065 0.007
196 16.33 0.13 0.072 ( 0.105) 0.065 0.007
197 16.42 0.13 0.072 ( 0.104) 0.065 0.007
198 16.50 0.13 0.072 ( 0.104) 0.065 0.007
199 16.58 0.10 0.054 ( 0.103) 0.049 0.005
200 16.67 0.10 0.054 ( 0.103) 0.049 0.005
201 16.75 0.10 0.054 ( 0.102) 0.049 0.005
202 16.83 0.10 0.054 ( 0.102) 0.049 0.005
203 16.92 0.10 0.054 ( 0.101) 0.049 0.005
204 17.00 0.10 0.054 ( 0.101) 0.049 0.005
205 17.08 0.17 0.090 ( 0.100) 0.081 0.009
206 17.17 0.17 0.090 ( 0.100) 0.081 0.009
207 17.25 0.17 0.090 ( 0.099) 0.081 0.009
208 17.33 0.17 0.090 ( 0.099) 0.081 0.009
209 17.42 0.17 0.090 ( 0.098) 0.081 0.009
210 17.50 0.17 0.090 ( 0.098) 0.081 0.009
211 17.58 0.17 0.090 ( 0.097) 0.081 0.009
212 17.67 0.17 0.090 ( 0.097) 0.081 0.009
213 17.75 0.17 0.090 ( 0.096) 0.081 0.009
214 17.83 0.13 0.072 ( 0.096) 0.065 0.007
215 17.92 0.13 0.072 ( 0.095) 0.065 0.007
216 18.00 0.13 0.072 ( 0.095) 0.065 0.007
217 18.08 0.13 0.072 ( 0.094) 0.065 0.007
218 18.17 0.13 0.072 ( 0.094) 0.065 0.007
219 18.25 0.13 0.072 ( 0.094) 0.065 0.007
220 18.33 0.13 0.072 ( 0.093) 0.065 0.007
221 18.42 0.13 0.072 ( 0.093) 0.065 0.007
222 18.50 0.13 0.072 ( 0.092) 0.065 0.007
223 18.58 0.10 0.054 ( 0.092) 0.049 0.005
224 18.67 0.10 0.054 ( 0.091) 0.049 0.005
225 18.75 0.10 0.054 ( 0.091) 0.049 0.005
226 18.83 0.07 0.036 ( 0.090) 0.032 0.004
227 18.92 0.07 0.036 ( 0.090) 0.032 0.004
228 19.00 0.07 0.036 ( 0.090) 0.032 0.004
229 19.08 0.10 0.054 ( 0.089) 0.049 0.005
230 19.17 0.10 0.054 ( 0.089) 0.049 0.005
231 19.25 0.10 0.054 ( 0.088) 0.049 0.005
232 19.33 0.13 0.072 ( 0.088) 0.065 0.007
233 19.42 0.13 0.072 ( 0.087) 0.065 0.007
234 19.50 0.13 0.072 ( 0.087) 0.065 0.007
235 19.58 0.10 0.054 ( 0.087) 0.049 0.005
236 19.67 0.10 0.054 ( 0.086) 0.049 0.005
237 19.75 0.10 0.054 ( 0.086) 0.049 0.005
238 19.83 0.07 0.036 ( 0.086) 0.032 0.004
239 19.92 0.07 0.036 ( 0.085) 0.032 0.004
240 20.00 0.07 0.036 ( 0.085) 0.032 0.004
241 20.08 0.10 0.054 ( 0.084) 0.049 0.005
242 20.17 0.10 0.054 ( 0.084) 0.049 0.005
243 20.25 0.10 0.054 ( 0.084) 0.049 0.005
244 20.33 0.10 0.054 ( 0.083) 0.049 0.005
245 20.42 0.10 0.054 ( 0.083) 0.049 0.005
246 20.50 0.10 0.054 ( 0.083) 0.049 0.005
247 20.58 0.10 0.054 ( 0.082) 0.049 0.005
248 20.67 0.10 0.054 ( 0.082) 0.049 0.005
249 20.75 0.10 0.054 ( 0.082) 0.049 0.005
250 20.83 0.07 0.036 ( 0.081) 0.032 0.004
251 20.92 0.07 0.036 ( 0.081) 0.032 0.004
252 21.00 0.07 0.036 ( 0.081) 0.032 0.004
253 21.08 0.10 0.054 ( 0.080) 0.049 0.005
254 21.17 0.10 0.054 ( 0.080) 0.049 0.005
255 21.25 0.10 0.054 ( 0.080) 0.049 0.005
256 21.33 0.07 0.036 ( 0.079) 0.032 0.004
257 21.42 0.07 0.036 ( 0.079) 0.032 0.004
258 21.50 0.07 0.036 ( 0.079) 0.032 0.004
259 21.58 0.10 0.054 ( 0.078) 0.049 0.005
260 21.67 0.10 0.054 ( 0.078) 0.049 0.005
261 21.75 0.10 0.054 ( 0.078) 0.049 0.005
262 21.83 0.07 0.036 ( 0.078) 0.032 0.004
263 21.92 0.07 0.036 ( 0.077) 0.032 0.004
264 22.00 0.07 0.036 ( 0.077) 0.032 0.004
265 22.08 0.10 0.054 ( 0.077) 0.049 0.005
266 22.17 0.10 0.054 ( 0.077) 0.049 0.005
267 22.25 0.10 0.054 ( 0.076) 0.049 0.005
268 22.33 0.07 0.036 ( 0.076) 0.032 0.004
269 22.42 0.07 0.036 ( 0.076) 0.032 0.004

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Packet Pg. 2061 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
270 22.50 0.07 0.036 ( 0.076) 0.032 0.004
271 22.58 0.07 0.036 ( 0.075) 0.032 0.004
272 22.67 0.07 0.036 ( 0.075) 0.032 0.004
273 22.75 0.07 0.036 ( 0.075) 0.032 0.004
274 22.83 0.07 0.036 ( 0.075) 0.032 0.004
275 22.92 0.07 0.036 ( 0.075) 0.032 0.004
276 23.00 0.07 0.036 ( 0.074) 0.032 0.004
277 23.08 0.07 0.036 ( 0.074) 0.032 0.004
278 23.17 0.07 0.036 ( 0.074) 0.032 0.004
279 23.25 0.07 0.036 ( 0.074) 0.032 0.004
280 23.33 0.07 0.036 ( 0.074) 0.032 0.004
281 23.42 0.07 0.036 ( 0.074) 0.032 0.004
282 23.50 0.07 0.036 ( 0.074) 0.032 0.004
283 23.58 0.07 0.036 ( 0.073) 0.032 0.004
284 23.67 0.07 0.036 ( 0.073) 0.032 0.004
285 23.75 0.07 0.036 ( 0.073) 0.032 0.004
286 23.83 0.07 0.036 ( 0.073) 0.032 0.004
287 23.92 0.07 0.036 ( 0.073) 0.032 0.004
288 24.00 0.07 0.036 ( 0.073) 0.032 0.004
(Loss Rate Not Used)
Sum = 100.0 Sum = 26.3
Flood volume = Effective rainfall 2.19(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 12.3(Ac.Ft)
Total soil loss = 2.31(In)
Total soil loss = 12.893(Ac.Ft)
Total rainfall = 4.50(In)
Flood volume = 534307.9 Cubic Feet
Total soil loss = 561626.9 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 31.869(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 24 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 10.0 20.0 30.0 40.0
----------------------------------------------------------------------- 0+ 5 0.0001 0.02 Q | | | |
0+10 0.0007 0.08 Q | | | |
0+15 0.0018 0.15 Q | | | |
0+20 0.0031 0.19 Q | | | |
0+25 0.0047 0.24 Q | | | |
0+30 0.0067 0.29 Q | | | |
0+35 0.0089 0.31 Q | | | |
0+40 0.0111 0.32 Q | | | |
0+45 0.0134 0.33 Q | | | |
0+50 0.0158 0.35 Q | | | |
0+55 0.0185 0.39 Q | | | |
1+ 0 0.0215 0.43 Q | | | |
1+ 5 0.0245 0.44 Q | | | |
1+10 0.0274 0.42 Q | | | |
1+15 0.0300 0.39 Q | | | |
1+20 0.0327 0.38 Q | | | |
1+25 0.0353 0.38 Q | | | |
1+30 0.0378 0.37 Q | | | |
1+35 0.0404 0.37 Q | | | |
1+40 0.0430 0.37 Q | | | |
1+45 0.0455 0.37 Q | | | |
1+50 0.0481 0.38 Q | | | |
1+55 0.0509 0.41 Q | | | |
2+ 0 0.0540 0.44 Q | | | |
2+ 5 0.0572 0.46 Q | | | |
2+10 0.0604 0.47 Q | | | |
2+15 0.0636 0.47 Q | | | |
2+20 0.0669 0.47 Q | | | |
2+25 0.0702 0.48 Q | | | |
2+30 0.0735 0.48 Q | | | |
2+35 0.0768 0.49 Q | | | |
2+40 0.0805 0.53 Q | | | |
2+45 0.0843 0.56 Q | | | |
2+50 0.0883 0.58 Q | | | |
2+55 0.0923 0.59 Q | | | |
3+ 0 0.0964 0.59 Q | | | |
3+ 5 0.1005 0.60 Q | | | |

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Packet Pg. 2062 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
3+10 0.1047 0.60 Q | | | |
3+15 0.1088 0.60 Q | | | |
3+20 0.1130 0.60 Q | | | |
3+25 0.1171 0.61 Q | | | |
3+30 0.1213 0.61 Q | | | |
3+35 0.1255 0.61 Q | | | |
3+40 0.1297 0.61 Q | | | |
3+45 0.1339 0.61 Q | | | |
3+50 0.1381 0.62 Q | | | |
3+55 0.1426 0.65 Q | | | |
4+ 0 0.1473 0.69 Q | | | |
4+ 5 0.1521 0.70 Q | | | |
4+10 0.1570 0.71 Q | | | |
4+15 0.1619 0.71 Q | | | |
4+20 0.1669 0.73 Q | | | |
4+25 0.1722 0.76 Q | | | |
4+30 0.1777 0.80 Q | | | |
4+35 0.1833 0.82 Q | | | |
4+40 0.1890 0.83 Q | | | |
4+45 0.1948 0.83 Q | | | |
4+50 0.2006 0.85 Q | | | |
4+55 0.2067 0.88 Q | | | |
5+ 0 0.2130 0.92 Q | | | |
5+ 5 0.2194 0.92 Q | | | |
5+10 0.2253 0.86 Q | | | |
5+15 0.2309 0.80 Q | | | |
5+20 0.2363 0.78 Q | | | |
5+25 0.2418 0.81 Q | | | |
5+30 0.2475 0.83 Q | | | |
5+35 0.2534 0.85 Q | | | |
5+40 0.2595 0.89 Q | | | |
5+45 0.2659 0.92 Q | | | |
5+50 0.2724 0.94 Q | | | |
5+55 0.2789 0.95 Q | | | |
6+ 0 0.2855 0.96 Q | | | |
6+ 5 0.2921 0.97 Q | | | |
6+10 0.2991 1.01 VQ | | | |
6+15 0.3062 1.04 VQ | | | |
6+20 0.3135 1.06 |Q | | | |
6+25 0.3209 1.07 |Q | | | |
6+30 0.3283 1.08 |Q | | | |
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6+40 0.3436 1.13 |Q | | | |
6+45 0.3516 1.17 |Q | | | |
6+50 0.3598 1.18 |Q | | | |
6+55 0.3680 1.19 |Q | | | |
7+ 0 0.3762 1.20 |Q | | | |
7+ 5 0.3845 1.20 |Q | | | |
7+10 0.3928 1.21 |Q | | | |
7+15 0.4012 1.21 |Q | | | |
7+20 0.4096 1.22 |Q | | | |
7+25 0.4182 1.26 |Q | | | |
7+30 0.4271 1.29 |Q | | | |
7+35 0.4368 1.40 |Q | | | |
7+40 0.4491 1.79 |Q | | | |
7+45 0.4641 2.18 |VQ | | | |
7+50 0.4810 2.46 |VQ | | | |
7+55 0.5012 2.93 |VQ | | | |
8+ 0 0.5245 3.38 |V Q | | | |
8+ 5 0.5505 3.78 |V Q | | | |
8+10 0.5824 4.63 |V Q | | | |
8+15 0.6200 5.46 | V Q | | | |
8+20 0.6604 5.86 | V Q | | | |
8+25 0.7026 6.12 | V Q | | | |
8+30 0.7461 6.32 | V Q | | | |
8+35 0.7913 6.56 | V Q | | | |
8+40 0.8398 7.04 | V Q | | | |
8+45 0.8914 7.50 | V Q | | | |
8+50 0.9454 7.84 | V Q | | | |
8+55 1.0029 8.35 | V Q | | | |
9+ 0 1.0637 8.83 | V Q | | | |
9+ 5 1.1274 9.26 | V Q| | | |
9+10 1.1971 10.12 | V Q | | |
9+15 1.2726 10.95 | V Q | | |
9+20 1.3514 11.45 | V |Q | | |
9+25 1.4344 12.05 | V | Q | | |
9+30 1.5212 12.60 | V | Q | | |

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Packet Pg. 2063 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
9+35 1.6106 12.98 | V | Q | | |
9+40 1.7039 13.54 | V | Q | | |
9+45 1.8007 14.06 | V | Q | | |
9+50 1.9000 14.43 | V | Q | | |
9+55 2.0031 14.97 | V | Q | | |
10+ 0 2.1097 15.47 | V | Q | | |
10+ 5 2.2143 15.19 | V | Q | | |
10+10 2.3037 12.99 | V | Q | | |
10+15 2.3775 10.71 | V Q | | |
10+20 2.4450 9.80 | V Q| | | |
10+25 2.5093 9.34 | VQ| | | |
10+30 2.5715 9.04 | VQ| | | |
10+35 2.6351 9.24 | VQ| | | |
10+40 2.7095 10.81 | V Q | | |
10+45 2.7953 12.46 | V| Q | | |
10+50 2.8858 13.13 | V| Q | | |
10+55 2.9787 13.49 | V| Q | | |
11+ 0 3.0733 13.74 | V Q | | |
11+ 5 3.1688 13.86 | V Q | | |
11+10 3.2629 13.67 | V Q | | |
11+15 3.3554 13.43 | V Q | | |
11+20 3.4476 13.39 | |V Q | | |
11+25 3.5401 13.43 | |V Q | | |
11+30 3.6330 13.48 | |V Q | | |
11+35 3.7251 13.37 | | VQ | | |
11+40 3.8128 12.74 | | Q | | |
11+45 3.8962 12.10 | | Q | | |
11+50 3.9784 11.94 | |QV | | |
11+55 4.0621 12.15 | | QV | | |
12+ 0 4.1477 12.42 | | QV | | |
12+ 5 4.2378 13.09 | | Q | | |
12+10 4.3449 15.55 | | VQ | | |
12+15 4.4691 18.03 | | V Q | | |
12+20 4.6012 19.19 | | V Q| | |
12+25 4.7400 20.14 | | V Q | |
12+30 4.8841 20.93 | | V Q | |
12+35 5.0326 21.56 | | V |Q | |
12+40 5.1882 22.58 | | V | Q | |
12+45 5.3502 23.53 | | V | Q | |
12+50 5.5164 24.13 | | V | Q | |
12+55 5.6873 24.81 | | V | Q | |
13+ 0 5.8624 25.42 | | V| Q | |
13+ 5 6.0427 26.18 | | V| Q | |
13+10 6.2365 28.14 | | V Q | |
13+15 6.4436 30.08 | | |V Q |
13+20 6.6570 30.98 | | |V Q |
13+25 6.8739 31.50 | | | V |Q |
13+30 7.0934 31.87 | | | V |Q |
13+35 7.3088 31.27 | | | V |Q |
13+40 7.4998 27.73 | | | V Q | |
13+45 7.6657 24.09 | | | Q | |
13+50 7.8214 22.61 | | | Q V | |
13+55 7.9719 21.85 | | |Q V | |
14+ 0 8.1189 21.34 | | |Q V | |
14+ 5 8.2657 21.31 | | |Q V | |
14+10 8.4201 22.43 | | | Q V | |
14+15 8.5830 23.65 | | | Q V | |
14+20 8.7484 24.02 | | | Q V | |
14+25 8.9129 23.88 | | | Q V| |
14+30 9.0760 23.68 | | | Q V| |
14+35 9.2387 23.63 | | | Q V |
14+40 9.4015 23.64 | | | Q V |
14+45 9.5644 23.64 | | | Q |V |
14+50 9.7268 23.58 | | | Q |V |
14+55 9.8873 23.31 | | | Q | V |
15+ 0 10.0459 23.03 | | | Q | V |
15+ 5 10.2033 22.85 | | | Q | V |
15+10 10.3581 22.48 | | | Q | V |
15+15 10.5106 22.13 | | | Q | V |
15+20 10.6615 21.92 | | |Q | V |
15+25 10.8096 21.50 | | |Q | V |
15+30 10.9549 21.10 | | |Q | V |
15+35 11.0969 20.61 | | Q | V |
15+40 11.2288 19.16 | | Q| | V |
15+45 11.3508 17.72 | | Q | | V |
15+50 11.4685 17.09 | | Q | | V |
15+55 11.5840 16.76 | | Q | | V |

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Packet Pg. 2064 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
16+ 0 11.6978 16.53 | | Q | | V |
16+ 5 11.8036 15.36 | | Q | | V |
16+10 11.8789 10.92 | Q | | V |
16+15 11.9232 6.44 | Q | | | V |
16+20 11.9541 4.48 | Q | | | V |
16+25 11.9775 3.41 | Q | | | V|
16+30 11.9958 2.65 | Q | | | V|
16+35 12.0103 2.10 | Q | | | V|
16+40 12.0218 1.67 |Q | | | V|
16+45 12.0309 1.33 |Q | | | V|
16+50 12.0382 1.06 |Q | | | V|
16+55 12.0442 0.87 Q | | | V|
17+ 0 12.0492 0.72 Q | | | V|
17+ 5 12.0534 0.62 Q | | | V|
17+10 12.0576 0.60 Q | | | V|
17+15 12.0617 0.59 Q | | | V|
17+20 12.0655 0.55 Q | | | V|
17+25 12.0694 0.57 Q | | | V|
17+30 12.0734 0.58 Q | | | V|
17+35 12.0774 0.59 Q | | | V|
17+40 12.0815 0.59 Q | | | V|
17+45 12.0856 0.60 Q | | | V|
17+50 12.0897 0.59 Q | | | V|
17+55 12.0935 0.56 Q | | | V|
18+ 0 12.0971 0.53 Q | | | V|
18+ 5 12.1007 0.51 Q | | | V|
18+10 12.1042 0.51 Q | | | V|
18+15 12.1076 0.50 Q | | | V|
18+20 12.1111 0.50 Q | | | V|
18+25 12.1145 0.50 Q | | | V|
18+30 12.1179 0.49 Q | | | V|
18+35 12.1212 0.48 Q | | | V|
18+40 12.1243 0.45 Q | | | V|
18+45 12.1272 0.41 Q | | | V|
18+50 12.1298 0.39 Q | | | V|
18+55 12.1322 0.35 Q | | | V|
19+ 0 12.1343 0.31 Q | | | V|
19+ 5 12.1363 0.29 Q | | | V|
19+10 12.1385 0.32 Q | | | V|
19+15 12.1409 0.34 Q | | | V|
19+20 12.1434 0.36 Q | | | V|
19+25 12.1461 0.40 Q | | | V|
19+30 12.1491 0.44 Q | | | V|
19+35 12.1522 0.44 Q | | | V|
19+40 12.1551 0.42 Q | | | V|
19+45 12.1578 0.39 Q | | | V|
19+50 12.1603 0.37 Q | | | V|
19+55 12.1626 0.33 Q | | | V|
20+ 0 12.1646 0.30 Q | | | V|
20+ 5 12.1666 0.29 Q | | | V|
20+10 12.1688 0.31 Q | | | V|
20+15 12.1711 0.34 Q | | | V|
20+20 12.1735 0.35 Q | | | V|
20+25 12.1760 0.36 Q | | | V|
20+30 12.1784 0.36 Q | | | V|
20+35 12.1809 0.36 Q | | | V|
20+40 12.1834 0.36 Q | | | V|
20+45 12.1859 0.36 Q | | | V|
20+50 12.1883 0.35 Q | | | V|
20+55 12.1905 0.32 Q | | | V|
21+ 0 12.1925 0.29 Q | | | V|
21+ 5 12.1944 0.28 Q | | | V|
21+10 12.1966 0.31 Q | | | V|
21+15 12.1989 0.34 Q | | | V|
21+20 12.2012 0.34 Q | | | V|
21+25 12.2033 0.31 Q | | | V|
21+30 12.2053 0.28 Q | | | V|
21+35 12.2072 0.27 Q | | | V|
21+40 12.2092 0.30 Q | | | V|
21+45 12.2115 0.33 Q | | | V|
21+50 12.2138 0.34 Q | | | V|
21+55 12.2160 0.31 Q | | | V|
22+ 0 12.2179 0.28 Q | | | V|
22+ 5 12.2198 0.27 Q | | | V|
22+10 12.2218 0.30 Q | | | V|
22+15 12.2241 0.33 Q | | | V|
22+20 12.2264 0.34 Q | | | V|

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Packet Pg. 2065 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828EX10024100
22+25 12.2285 0.31 Q | | | V|
22+30 12.2305 0.28 Q | | | V|
22+35 12.2323 0.26 Q | | | V|
22+40 12.2341 0.26 Q | | | V|
22+45 12.2358 0.25 Q | | | V|
22+50 12.2376 0.25 Q | | | V|
22+55 12.2393 0.25 Q | | | V|
23+ 0 12.2410 0.25 Q | | | V|
23+ 5 12.2427 0.25 Q | | | V|
23+10 12.2444 0.25 Q | | | V|
23+15 12.2461 0.25 Q | | | V|
23+20 12.2478 0.25 Q | | | V|
23+25 12.2494 0.24 Q | | | V|
23+30 12.2511 0.24 Q | | | V|
23+35 12.2528 0.24 Q | | | V|
23+40 12.2545 0.24 Q | | | V|
23+45 12.2562 0.24 Q | | | V|
23+50 12.2578 0.24 Q | | | V|
23+55 12.2595 0.24 Q | | | V|
24+ 0 12.2612 0.24 Q | | | V|
24+ 5 12.2628 0.23 Q | | | V|
24+10 12.2639 0.16 Q | | | V|
24+15 12.2645 0.09 Q | | | V|
24+20 12.2649 0.06 Q | | | V|
24+25 12.2652 0.04 Q | | | V|
24+30 12.2654 0.03 Q | | | V|
24+35 12.2656 0.02 Q | | | V|
24+40 12.2657 0.02 Q | | | V|
24+45 12.2658 0.01 Q | | | V|
24+50 12.2659 0.01 Q | | | V|
24+55 12.2659 0.01 Q | | | V|
25+ 0 12.2660 0.01 Q | | | V|
25+ 5 12.2660 0.00 Q | | | V|
25+10 12.2660 0.00 Q | | | V|
25+15 12.2660 0.00 Q | | | V
-----------------------------------------------------------------------

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Packet Pg. 2066 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley F.1.l
Packet Pg. 2067 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR212
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828PR212.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
PROPOSED CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.015
Lag time = 0.080 Hr.

Lag time = 4.78 Min.
25% of lag time = 1.19 Min.
40% of lag time = 1.91 Min.

Unit time = 5.00 Min.

Duration of storm = 1 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.50 33.55
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.20 80.52
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 0.500(In)
Area Averaged 100-Year Rainfall = 1.200(In)
Point rain (area averaged) = 0.500(In)
Areal adjustment factor = 99.94 %
Adjusted average point rain = 0.500(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 56.00 0.900
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

56.0 36.0 0.706 0.900 0.134 1.000 0.134
Sum (F) = 0.134

Page 1 ends

F.1.l
Packet Pg. 2068 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR212
Area averaged mean soil loss (F) (In/Hr) = 0.134
Minimum soil loss rate ((In/Hr)) = 0.067
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.100
--------------------------------------------------------------------- Slope of intensity-duration curve for a 1 hour storm =0.5000 ---------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 104.614 20.612 13.939
2 0.167 209.229 48.679 32.919
3 0.250 313.843 14.978 10.129
4 0.333 418.458 6.821 4.613
5 0.417 523.072 3.802 2.571
6 0.500 627.687 2.435 1.647
7 0.583 732.301 1.462 0.989
8 0.667 836.916 1.210 0.818
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 4.20 0.252 ( 0.134) 0.025 0.227
2 0.17 4.30 0.258 ( 0.134) 0.026 0.232
3 0.25 5.00 0.300 ( 0.134) 0.030 0.270
4 0.33 5.00 0.300 ( 0.134) 0.030 0.270
5 0.42 5.80 0.348 ( 0.134) 0.035 0.313
6 0.50 6.50 0.390 ( 0.134) 0.039 0.351
7 0.58 7.40 0.444 ( 0.134) 0.044 0.399
8 0.67 8.60 0.516 ( 0.134) 0.052 0.464
9 0.75 12.30 0.738 ( 0.134) 0.074 0.664
10 0.83 29.10 1.745 0.134 ( 0.174) 1.611
11 0.92 6.80 0.408 ( 0.134) 0.041 0.367
12 1.00 5.00 0.300 ( 0.134) 0.030 0.270
(Loss Rate Not Used)
Sum = 100.0 Sum = 5.4
Flood volume = Effective rainfall 0.45(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 2.5(Ac.Ft)
Total soil loss = 0.05(In)
Total soil loss = 0.261(Ac.Ft)
Total rainfall = 0.50(In)
Flood volume = 110360.3 Cubic Feet
Total soil loss = 11352.2 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 69.176(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 17.5 35.0 52.5 70.0
----------------------------------------------------------------------- 0+ 5 0.0218 3.16 VQ | | | |
0+10 0.0955 10.70 |V Q | | | |
0+15 0.1898 13.70 | V Q | | | |
0+20 0.3004 16.05 | V Q| | | |
0+25 0.4219 17.64 | V Q | | |
0+30 0.5607 20.15 | V |Q | | |
0+35 0.7180 22.84 | |V Q | | |
0+40 0.8983 26.18 | | Q | | |
0+45 1.1181 31.92 | | VQ | | |
0+50 1.4816 52.78 | | | V Q |
0+55 1.9580 69.18 | | | V Q|

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F.1.l
Packet Pg. 2069 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR212
1+ 0 2.2176 37.69 | | |Q | V |
1+ 5 2.3773 23.20 | | Q | | V |
1+10 2.4493 10.45 | Q | | | V |
1+15 2.4898 5.88 | Q | | | V|
1+20 2.5135 3.44 |Q | | | V|
1+25 2.5281 2.13 |Q | | | V|
1+30 2.5320 0.57 Q | | | V|
1+35 2.5335 0.22 Q | | | V
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2070 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR232
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828PR232.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
PROPOSED CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.015
Lag time = 0.080 Hr.

Lag time = 4.78 Min.
25% of lag time = 1.19 Min.
40% of lag time = 1.91 Min.

Unit time = 5.00 Min.

Duration of storm = 3 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 0.80 53.68
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.86 124.81
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 0.800(In)
Area Averaged 100-Year Rainfall = 1.860(In)
Point rain (area averaged) = 0.800(In)
Areal adjustment factor = 99.97 %
Adjusted average point rain = 0.800(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 56.00 0.900
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

56.0 36.0 0.706 0.900 0.134 1.000 0.134
Sum (F) = 0.134

Page 1 ends

F.1.l
Packet Pg. 2071 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR232
Area averaged mean soil loss (F) (In/Hr) = 0.134
Minimum soil loss rate ((In/Hr)) = 0.067
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.100
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 104.614 20.612 13.939
2 0.167 209.229 48.679 32.919
3 0.250 313.843 14.978 10.129
4 0.333 418.458 6.821 4.613
5 0.417 523.072 3.802 2.571
6 0.500 627.687 2.435 1.647
7 0.583 732.301 1.462 0.989
8 0.667 836.916 1.210 0.818
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 1.30 0.125 ( 0.134) 0.012 0.112
2 0.17 1.30 0.125 ( 0.134) 0.012 0.112
3 0.25 1.10 0.106 ( 0.134) 0.011 0.095
4 0.33 1.50 0.144 ( 0.134) 0.014 0.130
5 0.42 1.50 0.144 ( 0.134) 0.014 0.130
6 0.50 1.80 0.173 ( 0.134) 0.017 0.155
7 0.58 1.50 0.144 ( 0.134) 0.014 0.130
8 0.67 1.80 0.173 ( 0.134) 0.017 0.155
9 0.75 1.80 0.173 ( 0.134) 0.017 0.155
10 0.83 1.50 0.144 ( 0.134) 0.014 0.130
11 0.92 1.60 0.154 ( 0.134) 0.015 0.138
12 1.00 1.80 0.173 ( 0.134) 0.017 0.155
13 1.08 2.20 0.211 ( 0.134) 0.021 0.190
14 1.17 2.20 0.211 ( 0.134) 0.021 0.190
15 1.25 2.20 0.211 ( 0.134) 0.021 0.190
16 1.33 2.00 0.192 ( 0.134) 0.019 0.173
17 1.42 2.60 0.250 ( 0.134) 0.025 0.225
18 1.50 2.70 0.259 ( 0.134) 0.026 0.233
19 1.58 2.40 0.230 ( 0.134) 0.023 0.207
20 1.67 2.70 0.259 ( 0.134) 0.026 0.233
21 1.75 3.30 0.317 ( 0.134) 0.032 0.285
22 1.83 3.10 0.298 ( 0.134) 0.030 0.268
23 1.92 2.90 0.278 ( 0.134) 0.028 0.250
24 2.00 3.00 0.288 ( 0.134) 0.029 0.259
25 2.08 3.10 0.298 ( 0.134) 0.030 0.268
26 2.17 4.20 0.403 ( 0.134) 0.040 0.363
27 2.25 5.00 0.480 ( 0.134) 0.048 0.432
28 2.33 3.50 0.336 ( 0.134) 0.034 0.302
29 2.42 6.80 0.653 ( 0.134) 0.065 0.587
30 2.50 7.30 0.701 ( 0.134) 0.070 0.631
31 2.58 8.20 0.787 ( 0.134) 0.079 0.708
32 2.67 5.90 0.566 ( 0.134) 0.057 0.510
33 2.75 2.00 0.192 ( 0.134) 0.019 0.173
34 2.83 1.80 0.173 ( 0.134) 0.017 0.155
35 2.92 1.80 0.173 ( 0.134) 0.017 0.155
36 3.00 0.60 0.058 ( 0.134) 0.006 0.052
(Loss Rate Not Used)
Sum = 100.0 Sum = 8.6
Flood volume = Effective rainfall 0.72(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 4.0(Ac.Ft)
Total soil loss = 0.08(In)
Total soil loss = 0.447(Ac.Ft)
Total rainfall = 0.80(In)
Flood volume = 175321.1 Cubic Feet
Total soil loss = 19480.1 Cubic Feet
--------------------------------------------------------------------

Page 2 ends

F.1.l
Packet Pg. 2072 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR232
Peak flow rate of this hydrograph = 41.603(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 12.5 25.0 37.5 50.0
----------------------------------------------------------------------- 0+ 5 0.0108 1.57 VQ | | | |
0+10 0.0470 5.26 V Q | | | |
0+15 0.0895 6.16 V Q | | | |
0+20 0.1349 6.59 |V Q | | | |
0+25 0.1889 7.84 |V Q | | | |
0+30 0.2485 8.66 | V Q | | | |
0+35 0.3131 9.38 | V Q | | | |
0+40 0.3772 9.30 | V Q | | | |
0+45 0.4464 10.05 | V Q | | | |
0+50 0.5148 9.92 | V Q | | | |
0+55 0.5789 9.31 | V Q | | | |
1+ 0 0.6452 9.62 | VQ | | | |
1+ 5 0.7187 10.68 | VQ | | | |
1+10 0.8012 11.97 | V Q| | | |
1+15 0.8866 12.40 | VQ| | | |
1+20 0.9717 12.35 | Q| | | |
1+25 1.0585 12.61 | Q | | |
1+30 1.1573 14.35 | |Q | | |
1+35 1.2590 14.76 | |QV | | |
1+40 1.3594 14.58 | |Q V | | |
1+45 1.4699 16.04 | | Q V | | |
1+50 1.5920 17.74 | | QV | | |
1+55 1.7130 17.56 | | Q V | | |
2+ 0 1.8318 17.25 | | Q V | | |
2+ 5 1.9527 17.56 | | Q V| | |
2+10 2.0850 19.22 | | Q V | |
2+15 2.2465 23.44 | | Q | V | |
2+20 2.4181 24.93 | | Q| V | |
2+25 2.5957 25.78 | | Q V | |
2+30 2.8370 35.03 | | | Q | |
2+35 3.1137 40.18 | | | V Q |
2+40 3.4002 41.60 | | | | Q |
2+45 3.6207 32.01 | | | Q | V |
2+50 3.7552 19.53 | | Q | | V |
2+55 3.8591 15.08 | | Q | | V |
3+ 0 3.9403 11.80 | Q| | | V|
3+ 5 3.9851 6.50 | Q | | | V|
3+10 4.0058 3.01 | Q | | | V|
3+15 4.0161 1.48 |Q | | | V|
3+20 4.0208 0.68 Q | | | V|
3+25 4.0233 0.37 Q | | | V|
3+30 4.0245 0.18 Q | | | V|
3+35 4.0248 0.04 Q | | | V|
-----------------------------------------------------------------------

Page 3 ends

F.1.l
Packet Pg. 2073 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR262
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828PR262.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
PROPOSED CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.015
Lag time = 0.080 Hr.

Lag time = 4.78 Min.
25% of lag time = 1.19 Min.
40% of lag time = 1.91 Min.

Unit time = 5.00 Min.

Duration of storm = 6 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.15 77.16
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 2.50 167.75
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 1.150(In)
Area Averaged 100-Year Rainfall = 2.500(In)
Point rain (area averaged) = 1.150(In)
Areal adjustment factor = 99.98 %
Adjusted average point rain = 1.150(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 56.00 0.900
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

56.0 36.0 0.706 0.900 0.134 1.000 0.134
Sum (F) = 0.134

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F.1.l
Packet Pg. 2074 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR262
Area averaged mean soil loss (F) (In/Hr) = 0.134
Minimum soil loss rate ((In/Hr)) = 0.067
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.100
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 104.614 20.612 13.939
2 0.167 209.229 48.679 32.919
3 0.250 313.843 14.978 10.129
4 0.333 418.458 6.821 4.613
5 0.417 523.072 3.802 2.571
6 0.500 627.687 2.435 1.647
7 0.583 732.301 1.462 0.989
8 0.667 836.916 1.210 0.818
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.50 0.069 ( 0.134) 0.007 0.062
2 0.17 0.60 0.083 ( 0.134) 0.008 0.075
3 0.25 0.60 0.083 ( 0.134) 0.008 0.075
4 0.33 0.60 0.083 ( 0.134) 0.008 0.075
5 0.42 0.60 0.083 ( 0.134) 0.008 0.075
6 0.50 0.70 0.097 ( 0.134) 0.010 0.087
7 0.58 0.70 0.097 ( 0.134) 0.010 0.087
8 0.67 0.70 0.097 ( 0.134) 0.010 0.087
9 0.75 0.70 0.097 ( 0.134) 0.010 0.087
10 0.83 0.70 0.097 ( 0.134) 0.010 0.087
11 0.92 0.70 0.097 ( 0.134) 0.010 0.087
12 1.00 0.80 0.110 ( 0.134) 0.011 0.099
13 1.08 0.80 0.110 ( 0.134) 0.011 0.099
14 1.17 0.80 0.110 ( 0.134) 0.011 0.099
15 1.25 0.80 0.110 ( 0.134) 0.011 0.099
16 1.33 0.80 0.110 ( 0.134) 0.011 0.099
17 1.42 0.80 0.110 ( 0.134) 0.011 0.099
18 1.50 0.80 0.110 ( 0.134) 0.011 0.099
19 1.58 0.80 0.110 ( 0.134) 0.011 0.099
20 1.67 0.80 0.110 ( 0.134) 0.011 0.099
21 1.75 0.80 0.110 ( 0.134) 0.011 0.099
22 1.83 0.80 0.110 ( 0.134) 0.011 0.099
23 1.92 0.80 0.110 ( 0.134) 0.011 0.099
24 2.00 0.90 0.124 ( 0.134) 0.012 0.112
25 2.08 0.80 0.110 ( 0.134) 0.011 0.099
26 2.17 0.90 0.124 ( 0.134) 0.012 0.112
27 2.25 0.90 0.124 ( 0.134) 0.012 0.112
28 2.33 0.90 0.124 ( 0.134) 0.012 0.112
29 2.42 0.90 0.124 ( 0.134) 0.012 0.112
30 2.50 0.90 0.124 ( 0.134) 0.012 0.112
31 2.58 0.90 0.124 ( 0.134) 0.012 0.112
32 2.67 0.90 0.124 ( 0.134) 0.012 0.112
33 2.75 1.00 0.138 ( 0.134) 0.014 0.124
34 2.83 1.00 0.138 ( 0.134) 0.014 0.124
35 2.92 1.00 0.138 ( 0.134) 0.014 0.124
36 3.00 1.00 0.138 ( 0.134) 0.014 0.124
37 3.08 1.00 0.138 ( 0.134) 0.014 0.124
38 3.17 1.10 0.152 ( 0.134) 0.015 0.137
39 3.25 1.10 0.152 ( 0.134) 0.015 0.137
40 3.33 1.10 0.152 ( 0.134) 0.015 0.137
41 3.42 1.20 0.166 ( 0.134) 0.017 0.149
42 3.50 1.30 0.179 ( 0.134) 0.018 0.161
43 3.58 1.40 0.193 ( 0.134) 0.019 0.174
44 3.67 1.40 0.193 ( 0.134) 0.019 0.174
45 3.75 1.50 0.207 ( 0.134) 0.021 0.186
46 3.83 1.50 0.207 ( 0.134) 0.021 0.186

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F.1.l
Packet Pg. 2075 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR262
47 3.92 1.60 0.221 ( 0.134) 0.022 0.199
48 4.00 1.60 0.221 ( 0.134) 0.022 0.199
49 4.08 1.70 0.235 ( 0.134) 0.023 0.211
50 4.17 1.80 0.248 ( 0.134) 0.025 0.224
51 4.25 1.90 0.262 ( 0.134) 0.026 0.236
52 4.33 2.00 0.276 ( 0.134) 0.028 0.248
53 4.42 2.10 0.290 ( 0.134) 0.029 0.261
54 4.50 2.10 0.290 ( 0.134) 0.029 0.261
55 4.58 2.20 0.304 ( 0.134) 0.030 0.273
56 4.67 2.30 0.317 ( 0.134) 0.032 0.286
57 4.75 2.40 0.331 ( 0.134) 0.033 0.298
58 4.83 2.40 0.331 ( 0.134) 0.033 0.298
59 4.92 2.50 0.345 ( 0.134) 0.034 0.310
60 5.00 2.60 0.359 ( 0.134) 0.036 0.323
61 5.08 3.10 0.428 ( 0.134) 0.043 0.385
62 5.17 3.60 0.497 ( 0.134) 0.050 0.447
63 5.25 3.90 0.538 ( 0.134) 0.054 0.484
64 5.33 4.20 0.579 ( 0.134) 0.058 0.522
65 5.42 4.70 0.648 ( 0.134) 0.065 0.584
66 5.50 5.60 0.773 ( 0.134) 0.077 0.695
67 5.58 1.90 0.262 ( 0.134) 0.026 0.236
68 5.67 0.90 0.124 ( 0.134) 0.012 0.112
69 5.75 0.60 0.083 ( 0.134) 0.008 0.075
70 5.83 0.50 0.069 ( 0.134) 0.007 0.062
71 5.92 0.30 0.041 ( 0.134) 0.004 0.037
72 6.00 0.20 0.028 ( 0.134) 0.003 0.025
(Loss Rate Not Used)
Sum = 100.0 Sum = 12.4
Flood volume = Effective rainfall 1.03(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 5.8(Ac.Ft)
Total soil loss = 0.11(In)
Total soil loss = 0.643(Ac.Ft)
Total rainfall = 1.15(In)
Flood volume = 252039.9 Cubic Feet
Total soil loss = 28004.4 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 38.797(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 6 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 10.0 20.0 30.0 40.0
----------------------------------------------------------------------- 0+ 5 0.0060 0.87 Q | | | |
0+10 0.0272 3.08 V Q | | | |
0+15 0.0556 4.12 V Q | | | |
0+20 0.0868 4.53 V Q | | | |
0+25 0.1195 4.75 V Q | | | |
0+30 0.1544 5.06 |V Q | | | |
0+35 0.1926 5.55 |V Q | | | |
0+40 0.2321 5.74 |V Q | | | |
0+45 0.2721 5.81 |V Q | | | |
0+50 0.3123 5.84 | V Q | | | |
0+55 0.3527 5.86 | V Q | | | |
1+ 0 0.3943 6.04 | V Q | | | |
1+ 5 0.4388 6.46 | V Q | | | |
1+10 0.4842 6.59 | V Q | | | |
1+15 0.5300 6.65 | V Q | | | |
1+20 0.5759 6.68 | V Q | | | |
1+25 0.6221 6.70 | V Q | | | |
1+30 0.6683 6.71 | V Q | | | |
1+35 0.7146 6.72 | V Q | | | |
1+40 0.7609 6.72 | VQ | | | |
1+45 0.8072 6.72 | VQ | | | |
1+50 0.8535 6.72 | VQ | | | |
1+55 0.8997 6.72 | Q | | | |
2+ 0 0.9472 6.89 | Q | | | |
2+ 5 0.9963 7.13 | VQ | | | |
2+10 1.0447 7.02 | Q | | | |
2+15 1.0954 7.36 | Q | | | |
2+20 1.1468 7.46 | Q | | | |
2+25 1.1985 7.51 | QV | | | |
2+30 1.2503 7.53 | QV | | | |

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F.1.l
Packet Pg. 2076 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR262
2+35 1.3023 7.55 | Q V| | | |
2+40 1.3543 7.55 | Q V| | | |
2+45 1.4076 7.73 | Q V| | | |
2+50 1.4637 8.14 | Q V | | |
2+55 1.5206 8.27 | Q V | | |
3+ 0 1.5780 8.33 | Q V | | |
3+ 5 1.6355 8.36 | Q |V | | |
3+10 1.6944 8.55 | Q |V | | |
3+15 1.7562 8.97 | Q | V | | |
3+20 1.8190 9.11 | Q| V | | |
3+25 1.8833 9.34 | Q| V | | |
3+30 1.9518 9.95 | Q| V | | |
3+35 2.0254 10.68 | Q V | | |
3+40 2.1031 11.29 | |Q V | | |
3+45 2.1836 11.69 | |Q V | | |
3+50 2.2677 12.20 | | Q V | | |
3+55 2.3542 12.57 | | Q V | | |
4+ 0 2.4443 13.08 | | Q V | | |
4+ 5 2.5368 13.43 | | Q V | | |
4+10 2.6339 14.10 | | Q V | | |
4+15 2.7362 14.85 | | Q V | | |
4+20 2.8439 15.65 | | Q V| | |
4+25 2.9573 16.46 | | Q V | |
4+30 3.0751 17.11 | | Q |V | |
4+35 3.1959 17.53 | | Q | V | |
4+40 3.3216 18.25 | | Q | V | |
4+45 3.4526 19.03 | | Q| V | |
4+50 3.5881 19.67 | | Q| V | |
4+55 3.7263 20.08 | | Q V | |
5+ 0 3.8694 20.78 | | Q V | |
5+ 5 4.0226 22.24 | | | Q V | |
5+10 4.1974 25.38 | | | Q V| |
5+15 4.3950 28.69 | | | Q V |
5+20 4.6113 31.41 | | | |Q |
5+25 4.8479 34.36 | | | | VQ |
5+30 5.1151 38.80 | | | | V Q |
5+35 5.3709 37.14 | | | | Q |
5+40 5.5222 21.97 | | |Q | V |
5+45 5.6154 13.53 | | Q | | V |
5+50 5.6787 9.20 | Q| | | V|
5+55 5.7241 6.59 | Q | | | V|
6+ 0 5.7544 4.39 | Q | | | V|
6+ 5 5.7727 2.66 | Q | | | V|
6+10 5.7796 1.01 |Q | | | V|
6+15 5.7829 0.48 Q | | | V|
6+20 5.7846 0.25 Q | | | V|
6+25 5.7855 0.13 Q | | | V|
6+30 5.7859 0.06 Q | | | V|
6+35 5.7860 0.02 Q | | | V
-----------------------------------------------------------------------

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F.1.l
Packet Pg. 2077 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
U n i t H y d r o g r a p h A n a l y s i s
Copyright (c) CIVILCADD/CIVILDESIGN, 1989 - 2014, Version 9.0 Study date 07/31/20 File: 3828PR2242.out
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------------ Riverside County Synthetic Unit Hydrology Method
RCFC & WCD Manual date - April 1978
Program License Serial Number 6400
--------------------------------------------------------------------- English (in-lb) Input Units Used
English Rainfall Data (Inches) Input Values Used
English Units used in output format
--------------------------------------------------------------------- TEI JOB 3828
OPTION 1 - HIGH CUBE
PROPOSED CONDITION 2-YEAR STORM EVENT
-------------------------------------------------------------------- Drainage Area = 67.10(Ac.) = 0.105 Sq. Mi.

Drainage Area for Depth-Area Areal Adjustment = 67.10(Ac.) = 0.105 Sq. Mi.

Length along longest watercourse = 3400.00(Ft.)
Length along longest watercourse measured to centroid = 1280.00(Ft.) Length along longest watercourse = 0.644 Mi.

Length along longest watercourse measured to centroid = 0.242 Mi.

Difference in elevation = 44.00(Ft.)
Slope along watercourse = 68.3294 Ft./Mi.

Average Manning's 'N' = 0.015
Lag time = 0.080 Hr.

Lag time = 4.78 Min.
25% of lag time = 1.19 Min.
40% of lag time = 1.91 Min.

Unit time = 5.00 Min.

Duration of storm = 24 Hour(s)
User Entered Base Flow = 0.00(CFS)
2 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 1.75 117.42
100 YEAR Area rainfall data:

Area(Ac.)[1] Rainfall(In)[2] Weighting[1*2]

67.10 4.50 301.95
STORM EVENT (YEAR) = 2.00
Area Averaged 2-Year Rainfall = 1.750(In)
Area Averaged 100-Year Rainfall = 4.500(In)
Point rain (area averaged) = 1.750(In)
Areal adjustment factor = 99.99 %
Adjusted average point rain = 1.750(In)
Sub-Area Data:

Area(Ac.) Runoff Index Impervious %

67.100 56.00 0.900
Total Area Entered = 67.10(Ac.)
RI RI Infil. Rate Impervious Adj. Infil. Rate Area% F
AMC2 AMC-1 (In/Hr) (Dec.%) (In/Hr) (Dec.) (In/Hr)

56.0 36.0 0.706 0.900 0.134 1.000 0.134
Sum (F) = 0.134

Page 1 ends

F.1.l
Packet Pg. 2078 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
Area averaged mean soil loss (F) (In/Hr) = 0.134
Minimum soil loss rate ((In/Hr)) = 0.067
(for 24 hour storm duration)
Soil low loss rate (decimal) = 0.100
--------------------------------------------------------------------- U n i t H y d r o g r a p h
VALLEY S-Curve
-------------------------------------------------------------------- Unit Hydrograph Data
--------------------------------------------------------------------- Unit time period Time % of lag Distribution Unit Hydrograph (hrs) Graph % (CFS)
--------------------------------------------------------------------- 1 0.083 104.614 20.612 13.939
2 0.167 209.229 48.679 32.919
3 0.250 313.843 14.978 10.129
4 0.333 418.458 6.821 4.613
5 0.417 523.072 3.802 2.571
6 0.500 627.687 2.435 1.647
7 0.583 732.301 1.462 0.989
8 0.667 836.916 1.210 0.818
Sum = 100.000 Sum= 67.624
----------------------------------------------------------------------- The following loss rate calculations reflect use of the minimum calculated loss rate subtracted from the Storm Rain to produce the maximum Effective Rain value Unit Time Pattern Storm Rain Loss rate(In./Hr) Effective (Hr.) Percent (In/Hr) Max | Low (In/Hr)
1 0.08 0.07 0.014 ( 0.238) 0.001 0.013
2 0.17 0.07 0.014 ( 0.237) 0.001 0.013
3 0.25 0.07 0.014 ( 0.236) 0.001 0.013
4 0.33 0.10 0.021 ( 0.235) 0.002 0.019
5 0.42 0.10 0.021 ( 0.234) 0.002 0.019
6 0.50 0.10 0.021 ( 0.233) 0.002 0.019
7 0.58 0.10 0.021 ( 0.232) 0.002 0.019
8 0.67 0.10 0.021 ( 0.231) 0.002 0.019
9 0.75 0.10 0.021 ( 0.230) 0.002 0.019
10 0.83 0.13 0.028 ( 0.230) 0.003 0.025
11 0.92 0.13 0.028 ( 0.229) 0.003 0.025
12 1.00 0.13 0.028 ( 0.228) 0.003 0.025
13 1.08 0.10 0.021 ( 0.227) 0.002 0.019
14 1.17 0.10 0.021 ( 0.226) 0.002 0.019
15 1.25 0.10 0.021 ( 0.225) 0.002 0.019
16 1.33 0.10 0.021 ( 0.224) 0.002 0.019
17 1.42 0.10 0.021 ( 0.223) 0.002 0.019
18 1.50 0.10 0.021 ( 0.222) 0.002 0.019
19 1.58 0.10 0.021 ( 0.222) 0.002 0.019
20 1.67 0.10 0.021 ( 0.221) 0.002 0.019
21 1.75 0.10 0.021 ( 0.220) 0.002 0.019
22 1.83 0.13 0.028 ( 0.219) 0.003 0.025
23 1.92 0.13 0.028 ( 0.218) 0.003 0.025
24 2.00 0.13 0.028 ( 0.217) 0.003 0.025
25 2.08 0.13 0.028 ( 0.216) 0.003 0.025
26 2.17 0.13 0.028 ( 0.215) 0.003 0.025
27 2.25 0.13 0.028 ( 0.214) 0.003 0.025
28 2.33 0.13 0.028 ( 0.214) 0.003 0.025
29 2.42 0.13 0.028 ( 0.213) 0.003 0.025
30 2.50 0.13 0.028 ( 0.212) 0.003 0.025
31 2.58 0.17 0.035 ( 0.211) 0.003 0.031
32 2.67 0.17 0.035 ( 0.210) 0.003 0.031
33 2.75 0.17 0.035 ( 0.209) 0.003 0.031
34 2.83 0.17 0.035 ( 0.208) 0.003 0.031
35 2.92 0.17 0.035 ( 0.208) 0.003 0.031
36 3.00 0.17 0.035 ( 0.207) 0.003 0.031
37 3.08 0.17 0.035 ( 0.206) 0.003 0.031
38 3.17 0.17 0.035 ( 0.205) 0.003 0.031
39 3.25 0.17 0.035 ( 0.204) 0.003 0.031
40 3.33 0.17 0.035 ( 0.203) 0.003 0.031
41 3.42 0.17 0.035 ( 0.202) 0.003 0.031
42 3.50 0.17 0.035 ( 0.202) 0.003 0.031
43 3.58 0.17 0.035 ( 0.201) 0.003 0.031
44 3.67 0.17 0.035 ( 0.200) 0.003 0.031
45 3.75 0.17 0.035 ( 0.199) 0.003 0.031
46 3.83 0.20 0.042 ( 0.198) 0.004 0.038

Page 2 ends

F.1.l
Packet Pg. 2079 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
47 3.92 0.20 0.042 ( 0.197) 0.004 0.038
48 4.00 0.20 0.042 ( 0.197) 0.004 0.038
49 4.08 0.20 0.042 ( 0.196) 0.004 0.038
50 4.17 0.20 0.042 ( 0.195) 0.004 0.038
51 4.25 0.20 0.042 ( 0.194) 0.004 0.038
52 4.33 0.23 0.049 ( 0.193) 0.005 0.044
53 4.42 0.23 0.049 ( 0.192) 0.005 0.044
54 4.50 0.23 0.049 ( 0.192) 0.005 0.044
55 4.58 0.23 0.049 ( 0.191) 0.005 0.044
56 4.67 0.23 0.049 ( 0.190) 0.005 0.044
57 4.75 0.23 0.049 ( 0.189) 0.005 0.044
58 4.83 0.27 0.056 ( 0.188) 0.006 0.050
59 4.92 0.27 0.056 ( 0.187) 0.006 0.050
60 5.00 0.27 0.056 ( 0.187) 0.006 0.050
61 5.08 0.20 0.042 ( 0.186) 0.004 0.038
62 5.17 0.20 0.042 ( 0.185) 0.004 0.038
63 5.25 0.20 0.042 ( 0.184) 0.004 0.038
64 5.33 0.23 0.049 ( 0.183) 0.005 0.044
65 5.42 0.23 0.049 ( 0.183) 0.005 0.044
66 5.50 0.23 0.049 ( 0.182) 0.005 0.044
67 5.58 0.27 0.056 ( 0.181) 0.006 0.050
68 5.67 0.27 0.056 ( 0.180) 0.006 0.050
69 5.75 0.27 0.056 ( 0.179) 0.006 0.050
70 5.83 0.27 0.056 ( 0.179) 0.006 0.050
71 5.92 0.27 0.056 ( 0.178) 0.006 0.050
72 6.00 0.27 0.056 ( 0.177) 0.006 0.050
73 6.08 0.30 0.063 ( 0.176) 0.006 0.057
74 6.17 0.30 0.063 ( 0.175) 0.006 0.057
75 6.25 0.30 0.063 ( 0.175) 0.006 0.057
76 6.33 0.30 0.063 ( 0.174) 0.006 0.057
77 6.42 0.30 0.063 ( 0.173) 0.006 0.057
78 6.50 0.30 0.063 ( 0.172) 0.006 0.057
79 6.58 0.33 0.070 ( 0.172) 0.007 0.063
80 6.67 0.33 0.070 ( 0.171) 0.007 0.063
81 6.75 0.33 0.070 ( 0.170) 0.007 0.063
82 6.83 0.33 0.070 ( 0.169) 0.007 0.063
83 6.92 0.33 0.070 ( 0.169) 0.007 0.063
84 7.00 0.33 0.070 ( 0.168) 0.007 0.063
85 7.08 0.33 0.070 ( 0.167) 0.007 0.063
86 7.17 0.33 0.070 ( 0.166) 0.007 0.063
87 7.25 0.33 0.070 ( 0.165) 0.007 0.063
88 7.33 0.37 0.077 ( 0.165) 0.008 0.069
89 7.42 0.37 0.077 ( 0.164) 0.008 0.069
90 7.50 0.37 0.077 ( 0.163) 0.008 0.069
91 7.58 0.40 0.084 ( 0.162) 0.008 0.076
92 7.67 0.40 0.084 ( 0.162) 0.008 0.076
93 7.75 0.40 0.084 ( 0.161) 0.008 0.076
94 7.83 0.43 0.091 ( 0.160) 0.009 0.082
95 7.92 0.43 0.091 ( 0.159) 0.009 0.082
96 8.00 0.43 0.091 ( 0.159) 0.009 0.082
97 8.08 0.50 0.105 ( 0.158) 0.010 0.094
98 8.17 0.50 0.105 ( 0.157) 0.010 0.094
99 8.25 0.50 0.105 ( 0.157) 0.010 0.094
100 8.33 0.50 0.105 ( 0.156) 0.010 0.094
101 8.42 0.50 0.105 ( 0.155) 0.010 0.094
102 8.50 0.50 0.105 ( 0.154) 0.010 0.094
103 8.58 0.53 0.112 ( 0.154) 0.011 0.101
104 8.67 0.53 0.112 ( 0.153) 0.011 0.101
105 8.75 0.53 0.112 ( 0.152) 0.011 0.101
106 8.83 0.57 0.119 ( 0.151) 0.012 0.107
107 8.92 0.57 0.119 ( 0.151) 0.012 0.107
108 9.00 0.57 0.119 ( 0.150) 0.012 0.107
109 9.08 0.63 0.133 ( 0.149) 0.013 0.120
110 9.17 0.63 0.133 ( 0.149) 0.013 0.120
111 9.25 0.63 0.133 ( 0.148) 0.013 0.120
112 9.33 0.67 0.140 ( 0.147) 0.014 0.126
113 9.42 0.67 0.140 ( 0.147) 0.014 0.126
114 9.50 0.67 0.140 ( 0.146) 0.014 0.126
115 9.58 0.70 0.147 ( 0.145) 0.015 0.132
116 9.67 0.70 0.147 ( 0.144) 0.015 0.132
117 9.75 0.70 0.147 ( 0.144) 0.015 0.132
118 9.83 0.73 0.154 ( 0.143) 0.015 0.139
119 9.92 0.73 0.154 ( 0.142) 0.015 0.139
120 10.00 0.73 0.154 ( 0.142) 0.015 0.139
121 10.08 0.50 0.105 ( 0.141) 0.010 0.094
122 10.17 0.50 0.105 ( 0.140) 0.010 0.094
123 10.25 0.50 0.105 ( 0.140) 0.010 0.094

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Packet Pg. 2080 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
124 10.33 0.50 0.105 ( 0.139) 0.010 0.094
125 10.42 0.50 0.105 ( 0.138) 0.010 0.094
126 10.50 0.50 0.105 ( 0.138) 0.010 0.094
127 10.58 0.67 0.140 ( 0.137) 0.014 0.126
128 10.67 0.67 0.140 ( 0.136) 0.014 0.126
129 10.75 0.67 0.140 ( 0.136) 0.014 0.126
130 10.83 0.67 0.140 ( 0.135) 0.014 0.126
131 10.92 0.67 0.140 ( 0.134) 0.014 0.126
132 11.00 0.67 0.140 ( 0.134) 0.014 0.126
133 11.08 0.63 0.133 ( 0.133) 0.013 0.120
134 11.17 0.63 0.133 ( 0.132) 0.013 0.120
135 11.25 0.63 0.133 ( 0.132) 0.013 0.120
136 11.33 0.63 0.133 ( 0.131) 0.013 0.120
137 11.42 0.63 0.133 ( 0.130) 0.013 0.120
138 11.50 0.63 0.133 ( 0.130) 0.013 0.120
139 11.58 0.57 0.119 ( 0.129) 0.012 0.107
140 11.67 0.57 0.119 ( 0.128) 0.012 0.107
141 11.75 0.57 0.119 ( 0.128) 0.012 0.107
142 11.83 0.60 0.126 ( 0.127) 0.013 0.113
143 11.92 0.60 0.126 ( 0.126) 0.013 0.113
144 12.00 0.60 0.126 ( 0.126) 0.013 0.113
145 12.08 0.83 0.175 ( 0.125) 0.017 0.157
146 12.17 0.83 0.175 ( 0.125) 0.017 0.157
147 12.25 0.83 0.175 ( 0.124) 0.017 0.157
148 12.33 0.87 0.182 ( 0.123) 0.018 0.164
149 12.42 0.87 0.182 ( 0.123) 0.018 0.164
150 12.50 0.87 0.182 ( 0.122) 0.018 0.164
151 12.58 0.93 0.196 ( 0.121) 0.020 0.176
152 12.67 0.93 0.196 ( 0.121) 0.020 0.176
153 12.75 0.93 0.196 ( 0.120) 0.020 0.176
154 12.83 0.97 0.203 ( 0.120) 0.020 0.183
155 12.92 0.97 0.203 ( 0.119) 0.020 0.183
156 13.00 0.97 0.203 ( 0.118) 0.020 0.183
157 13.08 1.13 0.238 ( 0.118) 0.024 0.214
158 13.17 1.13 0.238 ( 0.117) 0.024 0.214
159 13.25 1.13 0.238 ( 0.117) 0.024 0.214
160 13.33 1.13 0.238 ( 0.116) 0.024 0.214
161 13.42 1.13 0.238 ( 0.115) 0.024 0.214
162 13.50 1.13 0.238 ( 0.115) 0.024 0.214
163 13.58 0.77 0.161 ( 0.114) 0.016 0.145
164 13.67 0.77 0.161 ( 0.114) 0.016 0.145
165 13.75 0.77 0.161 ( 0.113) 0.016 0.145
166 13.83 0.77 0.161 ( 0.113) 0.016 0.145
167 13.92 0.77 0.161 ( 0.112) 0.016 0.145
168 14.00 0.77 0.161 ( 0.111) 0.016 0.145
169 14.08 0.90 0.189 ( 0.111) 0.019 0.170
170 14.17 0.90 0.189 ( 0.110) 0.019 0.170
171 14.25 0.90 0.189 ( 0.110) 0.019 0.170
172 14.33 0.87 0.182 ( 0.109) 0.018 0.164
173 14.42 0.87 0.182 ( 0.109) 0.018 0.164
174 14.50 0.87 0.182 ( 0.108) 0.018 0.164
175 14.58 0.87 0.182 ( 0.107) 0.018 0.164
176 14.67 0.87 0.182 ( 0.107) 0.018 0.164
177 14.75 0.87 0.182 ( 0.106) 0.018 0.164
178 14.83 0.83 0.175 ( 0.106) 0.017 0.157
179 14.92 0.83 0.175 ( 0.105) 0.017 0.157
180 15.00 0.83 0.175 ( 0.105) 0.017 0.157
181 15.08 0.80 0.168 ( 0.104) 0.017 0.151
182 15.17 0.80 0.168 ( 0.104) 0.017 0.151
183 15.25 0.80 0.168 ( 0.103) 0.017 0.151
184 15.33 0.77 0.161 ( 0.103) 0.016 0.145
185 15.42 0.77 0.161 ( 0.102) 0.016 0.145
186 15.50 0.77 0.161 ( 0.102) 0.016 0.145
187 15.58 0.63 0.133 ( 0.101) 0.013 0.120
188 15.67 0.63 0.133 ( 0.101) 0.013 0.120
189 15.75 0.63 0.133 ( 0.100) 0.013 0.120
190 15.83 0.63 0.133 ( 0.100) 0.013 0.120
191 15.92 0.63 0.133 ( 0.099) 0.013 0.120
192 16.00 0.63 0.133 ( 0.099) 0.013 0.120
193 16.08 0.13 0.028 ( 0.098) 0.003 0.025
194 16.17 0.13 0.028 ( 0.098) 0.003 0.025
195 16.25 0.13 0.028 ( 0.097) 0.003 0.025
196 16.33 0.13 0.028 ( 0.097) 0.003 0.025
197 16.42 0.13 0.028 ( 0.096) 0.003 0.025
198 16.50 0.13 0.028 ( 0.096) 0.003 0.025
199 16.58 0.10 0.021 ( 0.095) 0.002 0.019
200 16.67 0.10 0.021 ( 0.095) 0.002 0.019

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Packet Pg. 2081 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
201 16.75 0.10 0.021 ( 0.094) 0.002 0.019
202 16.83 0.10 0.021 ( 0.094) 0.002 0.019
203 16.92 0.10 0.021 ( 0.093) 0.002 0.019
204 17.00 0.10 0.021 ( 0.093) 0.002 0.019
205 17.08 0.17 0.035 ( 0.092) 0.003 0.031
206 17.17 0.17 0.035 ( 0.092) 0.003 0.031
207 17.25 0.17 0.035 ( 0.091) 0.003 0.031
208 17.33 0.17 0.035 ( 0.091) 0.003 0.031
209 17.42 0.17 0.035 ( 0.090) 0.003 0.031
210 17.50 0.17 0.035 ( 0.090) 0.003 0.031
211 17.58 0.17 0.035 ( 0.089) 0.003 0.031
212 17.67 0.17 0.035 ( 0.089) 0.003 0.031
213 17.75 0.17 0.035 ( 0.089) 0.003 0.031
214 17.83 0.13 0.028 ( 0.088) 0.003 0.025
215 17.92 0.13 0.028 ( 0.088) 0.003 0.025
216 18.00 0.13 0.028 ( 0.087) 0.003 0.025
217 18.08 0.13 0.028 ( 0.087) 0.003 0.025
218 18.17 0.13 0.028 ( 0.086) 0.003 0.025
219 18.25 0.13 0.028 ( 0.086) 0.003 0.025
220 18.33 0.13 0.028 ( 0.086) 0.003 0.025
221 18.42 0.13 0.028 ( 0.085) 0.003 0.025
222 18.50 0.13 0.028 ( 0.085) 0.003 0.025
223 18.58 0.10 0.021 ( 0.084) 0.002 0.019
224 18.67 0.10 0.021 ( 0.084) 0.002 0.019
225 18.75 0.10 0.021 ( 0.084) 0.002 0.019
226 18.83 0.07 0.014 ( 0.083) 0.001 0.013
227 18.92 0.07 0.014 ( 0.083) 0.001 0.013
228 19.00 0.07 0.014 ( 0.082) 0.001 0.013
229 19.08 0.10 0.021 ( 0.082) 0.002 0.019
230 19.17 0.10 0.021 ( 0.082) 0.002 0.019
231 19.25 0.10 0.021 ( 0.081) 0.002 0.019
232 19.33 0.13 0.028 ( 0.081) 0.003 0.025
233 19.42 0.13 0.028 ( 0.080) 0.003 0.025
234 19.50 0.13 0.028 ( 0.080) 0.003 0.025
235 19.58 0.10 0.021 ( 0.080) 0.002 0.019
236 19.67 0.10 0.021 ( 0.079) 0.002 0.019
237 19.75 0.10 0.021 ( 0.079) 0.002 0.019
238 19.83 0.07 0.014 ( 0.079) 0.001 0.013
239 19.92 0.07 0.014 ( 0.078) 0.001 0.013
240 20.00 0.07 0.014 ( 0.078) 0.001 0.013
241 20.08 0.10 0.021 ( 0.078) 0.002 0.019
242 20.17 0.10 0.021 ( 0.077) 0.002 0.019
243 20.25 0.10 0.021 ( 0.077) 0.002 0.019
244 20.33 0.10 0.021 ( 0.077) 0.002 0.019
245 20.42 0.10 0.021 ( 0.076) 0.002 0.019
246 20.50 0.10 0.021 ( 0.076) 0.002 0.019
247 20.58 0.10 0.021 ( 0.076) 0.002 0.019
248 20.67 0.10 0.021 ( 0.075) 0.002 0.019
249 20.75 0.10 0.021 ( 0.075) 0.002 0.019
250 20.83 0.07 0.014 ( 0.075) 0.001 0.013
251 20.92 0.07 0.014 ( 0.074) 0.001 0.013
252 21.00 0.07 0.014 ( 0.074) 0.001 0.013
253 21.08 0.10 0.021 ( 0.074) 0.002 0.019
254 21.17 0.10 0.021 ( 0.073) 0.002 0.019
255 21.25 0.10 0.021 ( 0.073) 0.002 0.019
256 21.33 0.07 0.014 ( 0.073) 0.001 0.013
257 21.42 0.07 0.014 ( 0.073) 0.001 0.013
258 21.50 0.07 0.014 ( 0.072) 0.001 0.013
259 21.58 0.10 0.021 ( 0.072) 0.002 0.019
260 21.67 0.10 0.021 ( 0.072) 0.002 0.019
261 21.75 0.10 0.021 ( 0.072) 0.002 0.019
262 21.83 0.07 0.014 ( 0.071) 0.001 0.013
263 21.92 0.07 0.014 ( 0.071) 0.001 0.013
264 22.00 0.07 0.014 ( 0.071) 0.001 0.013
265 22.08 0.10 0.021 ( 0.071) 0.002 0.019
266 22.17 0.10 0.021 ( 0.070) 0.002 0.019
267 22.25 0.10 0.021 ( 0.070) 0.002 0.019
268 22.33 0.07 0.014 ( 0.070) 0.001 0.013
269 22.42 0.07 0.014 ( 0.070) 0.001 0.013
270 22.50 0.07 0.014 ( 0.069) 0.001 0.013
271 22.58 0.07 0.014 ( 0.069) 0.001 0.013
272 22.67 0.07 0.014 ( 0.069) 0.001 0.013
273 22.75 0.07 0.014 ( 0.069) 0.001 0.013
274 22.83 0.07 0.014 ( 0.069) 0.001 0.013
275 22.92 0.07 0.014 ( 0.069) 0.001 0.013
276 23.00 0.07 0.014 ( 0.068) 0.001 0.013
277 23.08 0.07 0.014 ( 0.068) 0.001 0.013

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Packet Pg. 2082 Attachment: Preliminary Hydrology Report (E-Commerce) for Moreno Valley Trade Center - Revised Project Evaluation (5846 : Moreno Valley 3828PR224
278 23.17 0.07 0.014 ( 0.068) 0.001 0.013
279 23.25 0.07 0.014 ( 0.068) 0.001 0.013
280 23.33 0.07 0.014 ( 0.068) 0.001 0.013
281 23.42 0.07 0.014 ( 0.068) 0.001 0.013
282 23.50 0.07 0.014 ( 0.068) 0.001 0.013
283 23.58 0.07 0.014 ( 0.067) 0.001 0.013
284 23.67 0.07 0.014 ( 0.067) 0.001 0.013
285 23.75 0.07 0.014 ( 0.067) 0.001 0.013
286 23.83 0.07 0.014 ( 0.067) 0.001 0.013
287 23.92 0.07 0.014 ( 0.067) 0.001 0.013
288 24.00 0.07 0.014 ( 0.067) 0.001 0.013
(Loss Rate Not Used)
Sum = 100.0 Sum = 18.9
Flood volume = Effective rainfall 1.57(In)
times area 67.1(Ac.)/[(In)/(Ft.)] = 8.8(Ac.Ft)
Total soil loss = 0.17(In)
Total soil loss = 0.978(Ac.Ft)
Total rainfall = 1.75(In)
Flood volume = 383577.2 Cubic Feet
Total soil loss = 42619.7 Cubic Feet
-------------------------------------------------------------------- Peak flow rate of this hydrograph = 14.434(CFS)
-------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 24 - H O U R S T O R M
R u n o f f H y d r o g r a p h
-------------------------------------------------------------------- Hydrograph in 5 Minute intervals ((CFS))
-------------------------------------------------------------------- Time(h+m) Volume Ac.Ft Q(CFS) 0 5.0 10.0 15.0 20.0
----------------------------------------------------------------------- 0+ 5 0.0012 0.18 Q | | | |
0+10 0.0053 0.59 VQ | | | |
0+15 0.0102 0.72 VQ | | | |
0+20 0.0162 0.86 VQ | | | |
0+25 0.0238 1.10 V Q | | | |
0+30 0.0320 1.19 V Q | | | |
0+35 0.0404 1.23 V Q | | | |
0+40 0.0491 1.26 V Q | | | |
0+45 0.0578 1.27 V Q | | | |
0+50 0.0672 1.36 V Q | | | |
0+55 0.0780 1.57 V Q | | | |
1+ 0 0.0893 1.64 V Q | | | |
1+ 5 0.1002 1.58 V Q | | | |
1+10 0.1098 1.39 V Q | | | |
1+15 0.1189 1.33 V Q | | | |
1+20 0.1280 1.31 V Q | | | |
1+25 0.1369 1.30 V Q | | | |
1+30 0.1458 1.29 V Q | | | |
1+35 0.1547 1.28 V Q | | | |
1+40 0.1635 1.28 V Q | | | |
1+45 0.1723 1.28 V Q | | | |
1+50 0.1817 1.37 V Q | | | |
1+55 0.1925 1.57 V Q | | | |
2+ 0 0.2038 1.64 V Q | | | |
2+ 5 0.2153 1.67 V Q | | | |
2+10 0.2269 1.68 |V Q | | | |
2+15 0.2385 1.69 |V Q | | | |
2+20 0.2502 1.70 |V Q | | | |
2+25 0.2620 1.70 |V Q | | | |
2+30 0.2737 1.70 |V Q | | | |
2+35 0.2861 1.79 |V Q | | | |
2+40 0.2998 2.00 |V Q | | | |
2+45 0.3140 2.06 |V Q | | | |
2+50 0.3285 2.09 |V Q | | | |
2+55 0.3430 2.11 |V Q | | | |
3+ 0 0.3576 2.12 |V Q | | | |
3+ 5 0.3722 2.13 |V Q | | | |
3+10 0.3869 2.13 |V Q | | | |
3+15 0.4016 2.13 |V Q | | | |
3+20 0.4163 2.13 |V Q | | | |
3+25 0.4309 2.13 |V Q | | | |
3+30 0.4456 2.13 | V Q | | | |
3+35 0.4603 2.13 | V Q | | | |
3+40 0.4750 2.13 | V Q | | | |
3+45 0.4896 2.13 | V Q | | | |

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