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499 datasets

Continuous Groundwater Level Measurements

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Wa...

DWR Continuous Data Download Links

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's...

State Water Project Routine Water Quality Monitoring

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV, LINK, PDF

The California State Water Project (SWP) is one of the nation’s largest water conveyance projects. Its geographic extent stretches from Sierra Nevada ...

Central Valley Water Board E. coli Monitoring Results

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, May 7, 2026
  • File types: CSV

Draft - E. coli monitoring results from the Central Valley Regional Water Quality Control Board. _E. coli_ is a type of bacteria used to indicate feca...

Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, May 5, 2026
  • File types: PDF, ZIP, CSV

Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...

California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG)

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, May 13, 2026
  • File types: PDF, ZIP

## C2VSimFG Version 1.5 (Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine G...

Daily SWP Reservoir Elevation and Storage Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

This dataset contains the daily elevation and storage data for the State Water Project reservoirs....

National Hydrography Data - NHD and 3DHP

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: WEBSITE, ARCGIS GEOSERVICES REST API, PDF, ZIP, CSV, WEB VIDEOS

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

DWR Telemetered Wells

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

The Department of Water Resources Telemetered Wells dataset contains information regarding wells within the DWR monitoring network that have telemetry...

DWR Technical Support Services (TSS)

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

(Webpage Under Development) The Department of Water Resources (DWR) provides Technical Support Services (TSS) to assist Groundwater Sustainability ...