zone 2 zone 5 zone 1 zone 2 zone 3cms.sbcounty.gov/.../50/floodcontrol/southwestfloodzones.pdf ·...
TRANSCRIPT
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CHINO AVE
MISSION BLVD
HOLT BLVD
EDISON AVE
RIVERSIDE DR
PIP
EL
IN
E A
VE
RA
MO
NA
A
VE
PIP
EL
IN
E A
VE
EA
ST
E
ND
A
V
4th ST
C
A
J
O
N
WA
TE
RM
AN
A
VE
VA
LE
NC
IA
A
V
DE
L R
OS
A A
VE
CE
NT
RA
L A
VE
MO
UN
TA
IN
A
VE
AR
CH
IB
AL
D A
VE
M
I
S
S
I
O
N
B
L
V
D
ET
IW
AN
DA
A
VE
SIE
RR
A A
VE
CE
DA
R A
VE
E
L
P
R
A
D
O
R
D
WALNUT AVE
PHILADELPHIA ST
EU
CL
ID
A
VE
BO
N V
IE
W A
V
GR
OV
E A
VE
CE
NT
RA
L A
VE
60 FWY
AR
CH
IB
AL
D A
VE
MIL
LIK
EN
A
VE
6
0
F
W
Y
I-1
5
7th ST
MT
.V
ER
NO
N A
V
CH
ER
RY
A
VE
I-10
4th ST SAN BERNARDINO AVE
MO
UN
TA
IN
A
VE
19th ST
16th ST
I-10
FOOTHILL BLVD
ARROW ROUTE
BASELINE RD
I
-
1
5
SUMMIT
A
V
E
RIALTO AVE
F
O
N
T
A
N
A
A
V
VALLEY BLVD
I-10
SIE
RR
A A
VE
ARROW BLVD
B
L
O
O
M
I
N
G
T
O
N
A
V
RA
NC
HO
A
VE
LA
C
A
D
E
N
A
TIP
PE
CA
NO
E
I-10
HIGHLAND AVE
BASELINE RD
FOOTHILL BLVD
MERRILL AVE
RIV
ER
SID
E A
VE
ST
AT
E S
T
ME
DIC
AL
C
EN
TE
R D
R
MT
V
ER
NO
N A
VE
E S
T
SIE
RR
A W
Y
WA
TE
RM
AN
A
VE
D
R
BASELINE RD
PACIFIC ST
AV
E
C
A
J
O
N
S
T
B
R
O
O
K
S
I
D
E
A
V
E
R
E
D
L
A
N
D
S
OAK GLEN
BARTON RD
F
E
R
N
C
E
N
T
E
R
5TH AVE
YUCAIPA BLVD
CA
LIF
OR
NIA
S
T
BR
YA
NT
I
-
1
0
AL
AB
AM
A S
T
MO
UN
TA
IN
I-10
9TH ST
HIGHLAND AVE
PA
LM
A
VE
30
F
WY
3
0
F
W
Y
R
I
V
E
R
S
I
D
E
A
V
E
40th
PARK
N
O
R
T
H
B
L
V
D
I
-
2
1
5
ST
R
O
A
D
B
L
V
D
A
V
E
S
T
REDLANDSB
L
V
D
LUGONIA AVE
H
W
Y
3
8
H
W
Y 3
8
HWY 18
VIE
W
A
VE
ST
5TH ST
B
L
V
D
CIT
RU
S A
VE
LY
TL
E C
RK
R
D
HIGHLAND AVE
HA
VE
N A
V
EU
CL
ID
A
VE
7
1
F
W
Y
KIMBALL AVE
BRICKMORE AVE
P
IN
E
A
V
E
BAILEY BASIN
MEECHAM BASIN
ITEMS SHOWN AS EXISTING ARE IMPROVED FACILITIES WHERE THE FLOOD
CONTROL DISTRICT HOLDS AND EXERCISES THE RIGHT TO MAINTAIN
WATERCOURSE
NON-SYSTEM CHANNEL, STORM DRAIN, ETC.
CHANNEL (ULTIMATE)
CHANNEL (INTERIM)
STORM DRAIN (INTERIM)
LEVEE (xxx - Existing Interim Revetment)
LEVEE (HARD FACED)
BASIN or DAM
MAJOR DEBRIS BASIN
*
CHECKDAM
MEETS STATE DIVISION OF DAM REQUIREMENTS
RELATED FACILITIES
EXISTING
FLOOD CONTROL SYSTEM
PROPOSED
*
*
STORM DRAIN (ULTIMATE)
U
P
P
E
R
SPREADING GROUNDS
CABLE CREEK
C
A
B
L
E
D
E
V
O
R
E
DRAIN
HUNSAKER
G
R
E
E
N
V
A
L
L
E
YC
R
E
E
K
CREE
K
HOUS
TON
C
R
E
E
K
S
E
E
LE
Y
C
R
E
E
K
(W
. B
ranch)
C
R
E
E
K
S
E
Q
U
O
I
A
D
R
A
I
N
CU
MB
ER
LA
ND
DR
AIN
L
I
T
T
L
E
C
R
E
E
K
B
E
A
R
x
x
x
x
x
x
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x x x x x x
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x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
C
H
A
N
N
E
L
S
E
R
R
A
N
O
S
L
O
S
L
A
K
E
D
I
T
C
H
N
O
.
2
R
E
D
L
A
N
D
S
L
E
E
H
I
L
L
CANYON
LEE HILL
BASINS
LOMA LINDA
STORM DRAIN
ARROW ROUTE
4th STREET CHANNEL
9
BASIN
RED HILL
S
.
D
.
S. D
.
G
R
O
V
E
SA
NT
A F
E
HILLSIDE S.D.
STORM DRAINS
MONTE VISTA
AVE DRAIN
BROOKS
BASIN
MONTE VISTA
STORM DRAINS
SAN BERNARDINO
4
BASINS
HEIGHTS
COLLEGE
DRAIN
STORM
S.D.
MILL ST
URBITA
RO
AD
S
.D
.
C
A
N
Y
O
N
D
E
V
I
L
O
N
O
S
T
O
R
M
D
R
A
I
N
ZANJA CREEK
STORM
ST
OR
M D
RA
IN
RA
ND
AL
L
PRADO
FLOOD
BASIN
HA
VE
N S
TO
RM
D
RA
IN
WILSON AV
STM DRN
CARNELIAN
STORM
DRAIN
BASIN
CONTROL
C
R
E
E
K
HIS
TO
RIC
W
A
R
M
S
T
O
R
M
D
R
A
I
N
V
I
R
G
I
N
I
A
S
T
R
E
E
T
"H
" S
TR
EE
T S
TO
RM
D
RA
IN
C
R
E
E
K
E
L
D
E
R
BLEDSOE
BASIN
R
I
D
G
E
C
R
E
E
K
B
A
L
D
TIMBER
CREEK
H
I
S
T
O
R
I
C
T
O
W
N
C
R
E
E
K
ANTONIO
DAM
HTS INTERCEPT
WEST
FRANKISH
A
L
M
O
N
D
I
N
T
E
R
C
E
P
T
CUCAMONGA
DEBRIS DAM
D
E
M
E
N
S
C
R
E
E
K
C
H
N
L
DEMENS
BASIN
DEMENS
BASIN
ALTA LOMA
BASIN NO. 3
1
BASINS
2
LO
MA
ST
OR
M
D
R
A
IN
SAN
BASINS
1
2
3
4
5
WILSON
A
V
E
19th ST
HEIGHTS
SPRDG
COLLEGE
GRNDS
7
8
9
6
STORM DRAIN
BASINS
MONTCLAIR
1
2
3
BROOKS ST
WEST STATESTRT
INTERCEPT
STORM DRAIN
8th STRT BASINS
BASIN
PRINCETON
S
A
N
A
N
T
O
N
IO
C
H
A
N
N
E
L
C
H
A
N
N
E
L
S
A
N
A
N
T
O
N
I
O
W
E
S
T
C
U
C
C
H
A
N
N
E
L
WE
ST
C
U
C
A
M
O
N
G
A
CH
AN
NE
L
FRANCIS STREET
GROVE AVE
ELY BASINS
1 2 3
ST
OR
M
BASIN
NO 2
LOWER
CUCAMONGA
SPREADING
GROUNDS
BASIN
CHRIS
CHINO STORM DRAIN
S
T
S
.
D
.
C
H
I
N
O
C
R
K
B
O
Y
S
S
O
U
T
H
R
E
P
U
B
L
IC
C
H
A
N
N
E
L
C
U
C
A
M
O
N
G
A
C
H
A
N
N
E
L
B
E
R
Y
L
S. D
.
C
U
C
A
M
O
N
G
A
BASIN
CHURCH ST
S. D.
CHURCH STRT
CU
CA
M
O
NG
A
CH
AN
NE
L
GROUNDS
EN
G
LIS
H
C
Y
N
L
I
T
T
L
E
C
H
I
N
O
C
R
E
E
K
S
U
L
T
A
N
A
-
C
Y
P
R
E
S
S
S
.
D
.
C
A
R
B
O
N
C
A
N
Y
O
N
CREEK
CHANNEL
CHNL
S
E
R
R
A
N
O
S
L
A
K
E
C
H
I
N
O
C
H
A
N
N
E
L
S
O
Q
U
E
L
C
Y
N
CHAN
NEL
L
O
W
E
R
L
O
S
S
E
R
R
A
N
O
S
C
H
N
L
S
A
N
A
N
T
O
N
I
O
C
H
A
N
N
E
L
CY
PR
ES
S
CH
AN
NE
LM
AG
NO
LIA
ST
OR
M
C
Y
P
R
E
S
S
CH
AN
NE
L
CH
AN
NE
L
C
U
C
AM
O
N
G
A
D
E
E
R
CH
AN
NE
L
L
O
W
E
R
CO
MM
ER
CE
C
EN
TE
R
DE
ER
C
RE
EK
CH
AN
NE
L
TURNER
3
6
6
5 8
7
2
1
C
H
A
N
N
E
L
D
E
E
R
C
R
E
E
K
CREEK
BASINS
1
2
BASIN
HILLSIDE
H
I
L
L
S
I
D
E
C
H
A
N
N
E
L
DEBRIS BASIN
DEER CREEK
R
C
P
T
N
DE
ER
C
RK
DEER
CREEK
SPRDG
GRNDS
DAY
CREEK
SPREADING
GROUNDS
DAY CREEK
DEBRIS BASIN
12
3
4
5
S
T
R
T
2
4
th
S
.D.
ETIWANDA
GROUNDS
SPREADING
H
E
N
D
E
R
S
O
N
C
H
N
L
WA
RD
MA
N
CH
AN
NE
L
SEVAINE
SPRDG
GRNDS
SAN
1
2
3
4
5
SEVAINE
BASINS
SAN
RICH
BASIN
VICTORIA
BASIN
SUMMIT AV
STM DRN
H
A
W
K
E
R
C
R
A
W
F
O
R
D
S
A
N
S
E
V
A
I
N
E
C
H
N
L
E
T
I
W
A
N
D
A
C
R
K
C
H
N
L
HICKORY
BASIN
BASIN
BANANA
WEST
FON
TANA
CH
ANNE
L
DA
Y C
RE
EK
C
HN
LD
AY
C
RE
EK
CONSERVATION
BASINS
ETIWANDA
CHANNEL
MULBERRY
BASIN
JURUPA
L
O
W
E
R
E
T
I
W
A
N
D
A
WINEVILLE
BASIN
RIVERSIDE
BASIN
DECLEZ
BASIN
DA
Y C
RE
EK
C
HN
L
SA
N S
EV
AIN
E C
HA
NN
EL
CHANNEL
D
E
C
L
E
Z
2
3
4
5
1
R
I
V
E
R
S
I
D
E
G
R
O
I
N
S
5
4
3
2
1
CACTUS
BASINS
RIA
LT
O
EAST FO
NTANA
MERRILL
BASIN
LINDEN
BASIN
RANDALL
BASIN
MILL
PEPPER
S
T
O
R
M
DRAIN
EAST
RIALTO
RIALTO-BASE LINE STM DRN
BASE LINE
BASINS
2
1
3
LYTLE-CAJON
BASIN
L
Y
T
L
E
-
C
A
J
O
N
C
H
A
N
N
E
L
LY
TLE
B
R
A
N
C
H
C
R
K
M
U
S
C
O
T
T
R
I
A
L
T
O
C
H
A
N
N
E
L
A
V
E
S
. D
.
RA
NC
HO
STORM
DRAINS
COLTON
ST DRN
ST DRN
BARTON RD
DE BERRY
G
R
A
N
D
T
E
R
R
A
C
E
S
.
D
.
RE
CH
E
C
A
N
Y
O
N
C
H
A
N
N
E
L
SCOTT CYN
BASIN
VERDEMONT
LEVEE
L
O
W
E
R
L
E
V
E
E
S
C
R
E
E
K
C
H
A
N
N
E
L
M
U
S
C
O
Y
G
R
O
I
N
S
1
2
3
5
4
L
E
V
E
E
LY
T
LE
C
R
E
E
K
I
S
L
A
N
D
L
E
V
E
E
D
E
V
I
L
C
R
E
E
K
WIGGINS
BASIN
4
3
2
1
5
6
7
D
E
V
I
L
C
R
K
BASIN
SWEETWATER
CHANNEL
SWEETWATER
D
E
V
I
LC
RK
LEVEE
W.BADGER
BASIN
BASIN
N.BADGER
DEVIL CANYON
BASINS
E.BADGER
BASIN
S.BADGER
BASIN
SYCAMORE
BASIN
WE
ST
ER
N
DIV. CHNL
SEVERANCE
MacQUIDDY-
BRUSH CANYON
BASIN
BASINS
MacQUIDDY
D
E
V
I
L
C
R
E
E
K
C
H
A
N
N
E
L
BASIN
MACY
DR
N
M
A
C
Y
S
T
O
R
M
MOUNTAIN
DAM
LITTLE
LITTLE
MOUNTAIN CHNL
M
U
S
C
O
Y
L
E
V
E
E
MT
. V
IE
W S
.D
.
S.D
.A
VE
EL
EC
TR
IC
30th STRT
STR
M D
RN
HARRISON
BASIN
TWIN
CRK
SPRDG
GRNDS
BASINS
LYNWOOD
STREET
BASINS
B
R
U
S
H
C
Y
N
S
.
D
.
2
2
1
3
4
WATERMAN
BASINS
DALEY
BASIN
LEMON
BASIN
PATTON
BASIN
29th
LITTLE SAND
CANYON DAM
SAND CANYON
DAM
DE
L R
OS
A
L
I
T
T
L
E
C
R
K
C
H
N
L
SA
ND
SA
ND
C
RK
EL
M
CH
NL
DE
L R
OS
A
S.D
.
C
H
A
N
N
E
L
SA
ND
C
RK
GILBERT ST
STM DRN
McG
LO
TH
LE
N
ST
M D
RN
TW
IN
CRKCHNL
U
P
P
E
R
WARM
SMALL CANYON
DAM
DYNAMITE
BASIN
SM
AL
L
CH
NL
D
I
V
C
H
N
L
BASIN
COOK CANYON
ELDER CREEK
BASIN
OAK CREEK
BASIN
OAK
CREEK
LEVEES
BLEDSOE
C
R
K
LEVEES
PLUNGE CREEK
C
I
T
Y
C
I
T
Y
G
R
N
D
S
C
R
E
E
K
LE
V
E
E
S
ELD
ER
SEVEN OAKS
DAM
CITY CREEK
C
H
N
L
CITYCREEK
C
H
A
N
N
E
L
2
BASINS
WARM
1
3
4
W
A
R
MC
H
N
L
W
A
R
M
B
Y
P
A
S
S
TW
IN
C
RK
CH
AN
NE
L
MISSION
CHANNEL
MISSION
MORREY ARROYO
BE
NT
ON
ST
D
R
L
O
M
A
SAN BERNARDINO
AVENUE DRAIN
BR
YN
M
AW
R
REDLANDS
S.D. NO 1
C
A
N
Y
O
N
S
.
D
.
BROWN
DITCH
T
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12
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SAN ANTONIO
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A
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G
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L
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C
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ZONE 2
ZONE 1
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2
ZO
NE
1
ZONE 6
ZONE 3
ZONE 5
ZONE 3
ZO
NE
2
ZO
NE
3
ZONE 5
ZONE 2
ZO
NE
2
ZO
NE
3