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421 datasets

i17 California Jurisdictional Dams

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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...

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

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: XLSX, XLS

For most recent data version of Water Shortage Vulnerability scoring, please see https://data.cnra.ca.gov/dataset/water-shortage-vulnerability-dataset...

California's Groundwater Live Supporting Data

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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...

Gridded Weather Generator Perturbations of Historical Detrended and Stochastically Generated Temperature and Precipitation for the State of CA and HUC8s

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: TXT, JPEG, XLSX, CSV, NETCDF

The Weather Generator Gridded Data consists of two products: [1] statistically perturbed gridded 100-year historic daily weather data including pre...

California's Groundwater Update 2025 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 2026
File types: PDF, XLS, URL, .ZIP

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...

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

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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...

California's Groundwater Semi-Annual Conditions Updates

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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...

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

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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 Groundwater Elevation Monitoring (CASGEM) Program

Published by: California Department of Water Resources
Last updated: Wednesday, April 29, 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: Wednesday, April 29, 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 ...