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93 datasets

Groundwater Basin Boundary Descriptions - Central Coast Region (3-XXX Basins)

Published by: California Department of Water Resources
Last updated: Wednesday, April 15, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - North Coast Region (1-XXX Basins)

Published by: California Department of Water Resources
Last updated: Wednesday, April 15, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - Colorado River Region (7-XXX Basins)

Published by: California Department of Water Resources
Last updated: Wednesday, April 15, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - Lahontan Region (6-XXX Basins)

Published by: California Department of Water Resources
Last updated: Wednesday, April 15, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Groundwater Basin Boundary Descriptions - Sacramento River Region (5-XXX Basins)

Published by: California Department of Water Resources
Last updated: Wednesday, April 15, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

Wildland Urban Interface

Published by: CAL FIRE
Last updated: Thursday, April 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The current dataset is appropriate for displaying the overall pattern of WUI development at the county level, and comparing counties in terms of devel...

SWAMP Data Dashboard

Published by: California State Water Resources Control Board
Last updated: Monday, April 13, 2026
File types: PDF, CSV

This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Wat...

California Water Rights Annual Reports (Detail Summary List)

Published by: California State Water Resources Control Board
Last updated: Friday, August 29, 2025
File types: CSV, XLSX, DOC, PDF

This list includes detail information as reported annually under each water right as stored in the State Water Resources Control Board's "Electronic W...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, April 14, 2026
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). CEDEN is the Californ...

California Water Rights Irrigation Use Annual Reports

Published by: California State Water Resources Control Board
Last updated: Friday, August 29, 2025
File types: CSV, XLSX, DOC, PDF

This list includes detail information for IRRIGATION WATER USE as reported annually under each water right as stored in the State Water Resources Con...