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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 ...