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California Water Quality Projects Home Region 3: Central Coast Region 6: Lahontan Region 9: San Diego	Region 1: North Coast Region 4: Los Angeles Region 7: Colorado River Basin Contact	Region 2: San Francisco Bay Region 5: Central Valley Region 8: Santa Ana

Santa Ana (Region 8)

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Phase II

1. Santa Ana River Water Quality Objectives for Ammonia
2. Santa Ana/San Jacinto Ground Water Nitrate Study
3. San Juan Creek Ground Water Basin Study *

Phase IV

1. Santa Ana Optimization Model
2. Santa Ana River: Sources and Sinks of Nitrogen

Phase V

1. Santa Ana River: Nitrogen and Total Organic Carbon

Phase XI

1. Upper Newport Bay/San Diego Creek Plan

Phase XII

1. Santa Ana Watershed Invasive Species Eradication

Phase XIII

1. Chino Basin Water Quality Monitoring

Phase XV

1. Lake Elsinore/Canyon Lake Nutrient Assessment

Phase XVI

1. Santa Ana River Data Collection for TMDL

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* no final report was issued for this study

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