OCWD Management Area
Table 6-1: Sources of Recharge Water Supplies
RECHARGE LOCATION
SUPPLY SOURCES AND DESCRIPTION
Base Flow
Perennial flows from the upper watershed in Santa Ana River;
Santa Ana River, recharge basins, and Santiago Creek
predominately treated wastewater discharges
Santa Ana River
Storm Flow
Precipitation from upper watershed flowing in Santa Ana River through Prado Dam Storm flows in Santiago Creek and Santa Ana River water pumped from Burris Basin via Santiago Pipeline Precipitation and runoff from Orange County foothills, subsurface inflow from basin boundaries Advanced treated wastewater produced at GWRS plant in Fountain Valley
Santa Ana River, recharge basins, and Santiago Creek
Storm Flow / Santa Ana River
Santiago Creek, Santa Ana River, recharge basins
Santiago Creek
Precipitation and subsurface inflow
Basin-wide
Incidental Recharge
Groundwater Replenishment System
Injected into Talbert Barrier and Mid- Basin Injection Wells, recharged in Kraemer, Miller, La Palma and Miraloma basins Injected into Alamitos Barrier
Recycled Water
Water Replenishment District of Southern CA
Water purified at the Leo J. Vander Lans Treatment Facility in Long Beach
Untreated
State Water Project and Colorado River Aqueduct State Water Project and Colorado River Aqueduct treated at MWD Diemer Water Treatment Plant
Various recharge basins
Imported Water
Treated
Injected into Alamitos Barrier
BASIN 8-1 ALTERNATIVE 2022 UPDATE
Water Resource Management Programs 6-1
Appendix F - 139
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