CITY OF POINT ARENA WASTEWATER
TREATMENT FACILITY
P.O. BOX 67
POINT ARENA, CA 95468 (707) 882-2700 Date 4/7/2025
ATTN: Lynett Shipsey
CRWQCB - North Coast Region
5550 Skylane Boulevard Suite A
Santa Rosa, CA 95403
ATTN: NCRWQCB,
Here is Point Arena's report for the month of March 2025. The plant was in compliance with all discharge requirements. During this month we have maintained the required freeboard, at all times, in all of our percolation ponds.
There were no blockages or overflows in the collection system during the month of March 2025.
I certify under penalty of law that this document and all attachments were prepared under my direction in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted, is, to the best of my knowledge and beliet, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine or imprisonment for knowing violations.
Respectfully,
Joseph C. Wilson
Operator, Point Arena W.W.T.P.
ORDER No. R1-2022-0015
Peggy Ducey
City Manager
City of Point Arena
CITY OF POINT ARENA
WASTEWATER RECLAMATION FACILITY
ORDER NO. R1-2022-0015
MONTH EFF EFFLUENT TESTING
Mar-25 FLOW MGD FLOW MGD RAIN" BOD | NFR | PH CLRES COL ISSML/L Lab PHI 1 0.044 0.186 0
2 0.047 0 0.3
3 0.046 0 0.1
4 0.048 0
5 10.041 0.068985 0.3 5.3 26 7.41 11 ND/<1.8 <.1 7.66
6 0.04
7 0.046
0.041 0.110135
0.038 0
10 0.032 0 0
11 0.038 0.122
12 0.032 0.192536 1.41 18 28 7.52 11 ND/<1.8 < 1 7.96
13 0.077 0 0.7
14 0.09 0 0.2
15 0.088 0.176 0.3
16 0.073 1.6
17 0.134 0.248584 0.2
18 0.128 0.168906 0
19 0.084 0.076575 0.35 11 35 7.76 11 ND/<1.8 <1 7.77
20 0.086 0 0
21 0.081 0.21 0.15
22 0.057 0 0
23 0.053 0 0
24 0.046 0.08
25 0.042 0 0
26 10.034 0.099922 0.23 22 49 8.21 11 TND/<1.8 <1 7.96
27 0.042 0.4
28 0.052 0.22
29 0.038 0 0.2
30 0.037 0 0.9
31 0.048 0.4
TOTAL 1.783 1.959643 7.74 31.35
PEAK 0.134 0.248584 1.6 22 49 8.21 11 ND/<1.8 <0.1 7.96 MEDIAN ND/<1.8
AVERAGE 0.05751613| 0.06321429 |0.2497| 14.075 34.5 7.725 11 <1 7.8375
CITY OF POINT ARENA
WASTEWATER TREATMENT PLANT
YEAR OF 2025
MONITORING AND REPORTING PROGRAM NO. R1-2022-0015
INFLUENT MONITORING JAN FEB MAR APR MAY JUN
MEAN DAILY FLOW,MGD 0.06816 0.11207 0.05752
MAX DAILY FLOW,MGD 0.184 0.36 0.134
RAINFALL INCHES 2.57" 9.87' 7.74"
EFFLUENT MONITORING JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC BOD (20 DEG.C.5 DAY mg/l) 8.65 8.825 14.08
TSS mg/l 18.6 21.25 34.5
HYDROGEN ION PH 7.428 7.4625 7.84
SETTABLE MATTER ml/l
CHLORINE RES. Mg/l
TOTAL COLIFORM MPN/100ml ND<1.8 ND<1.8 ND<1.8
MEAN DAILY FLOW MGD 0.07327 0.15073|0.06321
CITY OF POINT ARENA -- PERCOLATION POND LEVELS
ORDER NO.R1-2022-0015 WDID NO. 1B800450MEN
DATE POND 1 Pond 2 POND 3 POND 4 %
January 2, 2025 4' 4' 4' 4' 80%
January 8, 2025 4' 3' 4' 4' 70%
January 15, 2025 2'6" O' 2'6" 2'6" 37.50%
January 23, 2025 1' O' 1 15%
January 29, 2025 6" 6" 10%
February 5, 2025 3 2' 3' 2' 50%
February 12, 2025 3' 2' 3' 2' 50%
February 19, 2025 2' 4° 4' 55.00%
February 26, 2025 3" 1 16.25%
March 5, 2025 1' 0 1' 20.00%
March 12, 2025 1 0 1' 2' 20.00%
March 19, 2025 6" 1'6" 6" 18%
March 26, 2025 3" 1' 3" 1'6" 15%
April 2, 2025 6" 1 15%
April 9, 2025
April 16, 2025
April 23, 2025
April 30, 2025
May 7, 2025
May 14, 2025
May 21, 2025
May 28, 2025
June 4, 2025
June 11, 2025
June 18, 2025
June 25, 2025
July 2, 2025
July 9, 2025
July 16, 2025
July 23, 2025
July 30, 2025
August 6, 2025
August 13, 2025
August 20, 2025
August 27, 2025
September 3, 2025
September 10, 2025
September 17, 2025
September 24, 2025
October 1, 2025
October 8, 2025
October 15, 2025
October 22, 2025
October 29, 2025
November 5, 2025
November 12, 2025
November 19, 2025
November 26, 2025
December 3, 2025
December 10, 2025
December 17, 2025
December 24, 2025