MAYHEW AVE
MAIN STWEST PRESERVE LOOP
MAIN ST
WESTGATE ST
MILL CREEK AVE
24"HELLMAN AVECARPENTER AVEREMINGTON AVE
FLIGHT AVEGROVE AVEHELLMAN AVEEUCLID AVE
STGARDEN
MAYHEW AVE
EUCLID AVE LEGACY PARK ST
VAN VLIET AVEFLIGHT AVEREMINGTON AVE
66"
MILL CREEK AVE (CHINO-CORONA ROAD N/S)
42"EUCLID AVE
42"
ACADEMY STEAST PRESERVE LOOP
AVEPARKDISCOVERY
PARK
CUCAMONGA AVE
STREET "B"
FOREST PARK STFOREST PARK ST
42"
60"
EAST PRESERVE LOOP
PINE AVENUE
BICKMORE AVE
MARKET ST84"
BRIDLEPATHMEADOWS VALLEY
MERRILL AVE
SD001
36"
54"54"
WEST PRESERVE LOOP72"72"36"
54"54"54"
42"60"
CHINO-CORONA ROAD E/W78"90"
PINE AVENUE
48"DOUBLE 8' x 6' RCB
TRIPLE 14' x 8' RCB
96"
96"
84"
96"96"
96"
36"
DOUBLE 4' x 14' RCB
24"24"
48"
42"
36"36"
24"
36" 48"
96"HELLMAN AVE
24"60"78"24"24"24"36"72"36"
24"
54"
42"42"42"
84"
LINE D
LINE E
24"36"
LINE E
LINE B
LINE BLINE CLINE H
LINE H
LINE I
LINE I
LINE J
LINE G
LINE GLINE F
LINE FLINE C
48"RINCON MEADOWS AVE
OPENCHANNEL
DIVERSIONSTRUCTURE
DIVERSIONSTRUCTURE
96"
78"72" 36"
48"CHANNEL VIEW ST24"
PRADOLAKE
WATER QUALITY&DETENTIONBASIN
WATER QUALITYBASINDETENTION BASINDETENTIONBASIN
DETENTIONBASIN
HELLMAN AVE
78"
78"72"
36"30"
13.5' x 6' RCB
24"30"
60"
42"36"36"
54"
72"
24"
SD002
SD003
SD012SD011SD013SD014
SD006
SD007
SD008
SD016SD009
SD150
SD015
DOUBLE 8' x 8' RCB
96"
BOTANY ST24"SD018SD01924"SD020
SD022SD023
SD021
SD028SD029
SD032SD033
SD054
SD031
SD055
SD056
30"
MEADOWHOUSE AVE
KIMBALL AVESD025
SD037SD038SD039SD040SD041SD042SD043SD044
SD053SD052SD045SD046
SD051
SD050SD049
SD048SD069ALPINE MEADOWSSD070SD071SD072
SD073
SD057SD067SD058SD059SD060SD062SD063SD064
SD068
SD074SD075SD076SD077
SD078SD079SD080
SD088SD087SD086
SD085
SD091SD092SD093SD081
36"36"
SD083SD084SD094
SD100SD102
SD103SD10436"SD105
SD106SD101
SD122SD123SD124
SD125
SD095SD096
SD097SD098SD099
42"
SD109
SD120
SD121
SD112
SD113
SD114
SD115
SD116
SD117
SD118SD129
SD128
SD110SD111
SD119
SD127
SD126
PINE AVENUE
SD030
48"
60"
96"
SD026SD027
SD034
SD024
60"60"SD005
SD035SD036
SD082
54"48"SD089
84"90"BICKMORE AVE60"48"
60"3'x4' RCB54" 7'x3' RCB
36"36"
66"72"78"
60"60"
36"30"
30"
SD065
DOUBLE 8' x 8' RCB
DOUBLE 8' x 8' RCB
78"90"
96"
SD06154"48"SD066
48"
72" 48"
30"
48"
60"
36"
SD134
SD133
6'x4' RCB
36"48"
72"60"
24"
54"
24"
SD130
SD131SD132
24" SD136
SD136SD136
SD135
SD135
SD137SD137SD137
SD047
90"
12'x4' RCB
42"
120"
24"24"SD142
SD138
GROVE AVE
120"SD140SD139SD141
SD004
STREET "C"STREET "B"
STREET "D"
STREET "A"CUCAMONGA AVE96"LINE GSD102
LEGENDCITY OF CHINO"THE PRESERVE" - STORM DRAIN DIF
SD001
REVISED ON 4/13/2026SEE RIGHT
SEE LEFT