Accordion side navigation Instream Flow Program Instream Flow Studies Studies Overview Big Sur River Butte Creek Clear Lake Watershed Deer Creek Mark West Creek Mill Creek Scott River and Shasta River South Fork Eel River Ventura River California Water Action Plan Watershed-Wide Instream Flow Criteria Instream Flow Criteria Map Instream Flow Program Documents Instream Flow Quality Assurance Program Instream Flow Program Presentations External Instream Flow Resources External Instream Flow Resources On this page Environmental Flows Instream Flow Information Stream Gages Additional State-run Instream Flow Programs Environmental Flows California Environmental Flows Framework (CEFF) Natural Flows Database Instream Flow Information California Water Action Plan (PDF) Instream Flow Council State Water Resources Control Board Public Trust Resources Stream Gages California Data Exchange Center (CDEC) USGS National Water Information System DWR Water Data Library Additional State-run Instream Flow Programs Instream Flow Council Resources List