Contact EPA Pacific Southwest Water Division
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
California Water Quality Projects
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Los Angeles (Region 4)
Most links on this page are external to EPA's Web site.

Region 4 - Los Angeles
Phase I
- Hollywood Small Generators Hazardous Waste Pilot Study
- Santa Rosa Basin Ground Water Management Project
Phase II
- Ventura County Septic Management Study
- Ground Water Tracer Study
- West Coast Seawater Intrusion Study
Phase III
Phase V
Phase X
Phase XI
Phase XIII
Phase XIV
Phase XV
Phase XVI
- Santa Clara River Water Quality Issues and Monitoring
Phase XVII
- Watershed Plan for Ventura River, cancelled