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9 datasets

i12 Delta Salinity Contours

Published by: California Department of Water Resources
Last updated: Saturday, September 26, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data represents maximum up-estuary intrusion of the 1 ppt salinity contour. The lines represent 1000 ppt chloride per million, measured 1½ hours after...

i12 Salinity Transects SouthDelta

Published by: California Department of Water Resources
Last updated: Saturday, September 26, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of high-frequency specific conductance and water temperature measurements at specific points in the South Delta. Specifi...

Quarterly Water Quality Surveys - Salton Sea [ds429]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, September 26, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In the spring of 2003, California Department of Fish and Game (CDFG) personnel began quarterly sampling of Salton Sea fish at fourteen stations around...

2021-2022 West False River Emergency Drought Barrier water quality, flow, and fish monitoring

Published by: California Department of Water Resources
Last updated: Saturday, September 26, 2026
File types: CSV (EXTERNAL DOWNLOAD), PDF, HTML

To manage the critically low 2021 water supply for beneficial uses, DWR installed the temporary emergency drought barrier (EDB) on West False River in...

2021-2022 West False River Emergency Drought Barrier water quality, flow, and fish monitoring

Published by: California Department of Water Resources
Last updated: Saturday, September 26, 2026
File types:

To manage the critically low 2021 water supply for beneficial uses, DWR installed the temporary emergency drought barrier (EDB) on West False River in...

DCP Water Quality and Temperature

Published by: California Department of Water Resources
Last updated: Saturday, September 26, 2026
File types: ZIP

The DCP Water Quality and Temperature Study is one of many relicensing documents for the Devil Canyon Project (DCP) Hydropower Project Number 14797. T...

Interagency Ecological Program Zooplankton Study

Published by: California Department of Fish and Wildlife
Last updated: Saturday, September 26, 2026
File types: CSV (EXTERNAL DOWNLOAD), PDF, HTML

The Zooplankton Study was implemented in 1972 to assess food resources available to fish in the upper San Francisco Estuary (SFE). Mandated by the Sta...

Interagency Ecological Program: Zooplankton and water quality data in the San Francisco Estuary collected by the Summer Townet and Fall Midwater Trawl monitoring programs.

Published by: California Department of Fish and Wildlife
Last updated: Saturday, September 26, 2026
File types: CSV (EXTERNAL DOWNLOAD), HTML

The Interagency Ecological Program’s (IEP) Summer Townet Survey (STN) and Fall Midwater Trawl (FMWT) are two long-term monitoring projects conducted b...

Interagency Ecological Program: Fish catch and associated water quality for the Fall Midwater Trawl Survey, Sacramento-San Joaquin Delta, 1967-2024

Published by: California Department of Fish and Wildlife
Last updated: Saturday, September 26, 2026
File types: CSV (EXTERNAL DOWNLOAD), R, PDF, PNG, HTML

The Interagency Ecological Program’s (IEP) Fall Midwater Trawl Survey (FMWT) is a long-term monitoring survey conducted by the California Department o...