Search results

418 datasets

Drought and Water Shortage Risk: Small Suppliers and Rural Communities (Version 2021)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: XLSX, XLS

Per California Water Code Section 10609.80 (a), DWR has released an update to the indicators analyzed for the rural communities water shortage vulnera...

California Population Trends by Geography

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: CSV, WEBSITE

The datasets provide population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed ...

i17 California Jurisdictional Dams

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a feature class identifying all dams currently under the jurisdiction of the Division of Safety of Dams (DSOD). The dataset is extract...

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

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 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...

Bulletin 118 Update 2003 - Basin Reports (formerly known as Basin Descriptions)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: PDF

This dataset includes the basin reports for the 515 groundwater basins developed as part of Bulletin 118 Update 2003. The reports include descriptions...

California's Groundwater Update 2025 (Bulletin 118)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: PDF

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are California's foremost technical publications on groundwater in the state. The Depar...

California's Groundwater Live Supporting Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: HTML, JPEG, PDF, DOCX, ZIP

This dataset contains files and materials in support of the California's Groundwater Live website. California's Groundwater Live is a user-friendly pl...

California's Groundwater Semi-Annual Conditions Updates

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: PDF

Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...

California Groundwater Elevation Monitoring (CASGEM) Program

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: PDF

Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...

Annual Precipitation Data for Northern California 1944-Current

  • Published by: California Department of Water Resources
  • Last updated: Saturday, March 7, 2026
  • File types: CSV, PDF

The California Department of Water Resources (DWR), Northern Region Office (NRO), maintains 33 precipitation stations that were installed starting in ...