Stormwater Capture Groundwater Recharge Southern California Water Dialogue September 24, 2008 Mark Hanna, PhD, PE
Stormwater Capture
Jan 07, 2016
Stormwater Capture. Groundwater Recharge Southern California Water Dialogue September 24, 2008 Mark Hanna, PhD, PE. Upper Los Angeles River Area. Urbanization. Sun Valley ~2007. Sun Valley ~1949. Storage (1,000’s of acre-feet). Year. Groundwater Storage in the San Fernando Basin. - PowerPoint PPT Presentation
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Stormwater Capture
Groundwater Recharge
Southern California Water DialogueSeptember 24, 2008Mark Hanna, PhD, PE
Upper Los Angeles River Area
Urbanization
Sun Valley ~1949 Sun Valley ~2007
San Fernando BasinHistorical Change in Groundwater Storage
500,000 AF
-800
-600
-400
-200
0
200
400
1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2020
Fall of Year
Ch
an
ge
in S
tora
ge
(1,0
00
's o
f A
cre
-Fe
et)
Available Storage
Sto
rag
e (1
,000
’s o
f ac
re-f
eet)
Year
Groundwater Storage in the San Fernando Basin
Adapted from:
Relative Infiltration
LADWP Valley Generating Station Stormwater Capture Project
LADWP Power Line Easement Pilot Project
Woodman Avenue Median Retrofit
Alley Retrofits
Big Tujunga Dam Retrofit
Hansen Spreading Grounds Enhancement Project
Pacoima Spreading Grounds Enhancement Project
Tujunga Spreading Grounds Enhancement Project
LADWP Valley Generating Station Stormwater Capture Project
LADWP Valley Generating Station Stormwater Capture Project
EasternSan FernandoValley ~ 2007
EasternSan FernandoValley ~ 1949
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