Southern California Water Dialogue Stormwater Capture Groundwater Recharge Southern California Water Dialogue September 24, 2008 Mark Hanna, PhD, PE
Upper Los Angeles River Area
Urbanization Sun Valley ~1949 Sun Valley ~2007
Groundwater Storage in the San Fernando Basin Storage (1,000’s of acre-feet) Year Groundwater Storage in the San Fernando Basin
Relative Infiltration Adapted from: Relative Infiltration
LADWP Valley Generating Station Stormwater Capture Project 7
LADWP Power Line Easement Pilot Project 8
Woodman Avenue Median Retrofit 9
Alley Retrofits 10
Big Tujunga Dam Retrofit 11
Hansen Spreading Grounds Enhancement Project 12
Pacoima Spreading Grounds Enhancement Project 13
Tujunga Spreading Grounds Enhancement Project 14
LADWP Valley Generating Station Stormwater Capture Project 15
LADWP Valley Generating Station Stormwater Capture Project 16
Eastern San Fernando Valley ~ 2007
Eastern San Fernando Valley ~ 1949