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601 datasets

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Thursday, July 16, 2026
File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from USGS' The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landsca...

2023 Named Freeways, Highways, Structures and Other Appurtenances in California

Published by: Caltrans
Last updated: Friday, November 14, 2025
File types: CSV

Named Freeways, Highways, Structures and Other Appurtenances in California Publication Named Freeways, Highways, Structures and Other Appurtenances in...

2022 Named Freeways, Highways, Structures and Other Appurtenances in California

Published by: Caltrans
Last updated: Friday, December 13, 2024
File types: CSV

Named Freeways, Highways, Structures and Other Appurtenances in California Publication Named Freeways, Highways, Structures and Other Appurtenances in...

i03 DAU county cnty2018

Published by: California Department of Water Resources
Last updated: Thursday, July 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Detailed Analysis Unit-(DAU) Convergence via County Boundary cnty18_1 for Cal-Fire, (*See metadata for CAL-FIRE cnty18_1), State of California.The exi...

Agricultural Water Use Data 2011-2015

Published by: California Department of Water Resources
Last updated: Thursday, July 16, 2026
File types: PDF, ZIP

Excel Application Tool for Agricultural Water Use Data 2011 - 2015 Department of water resources, Water Use Efficiency Branch, Water Use Unit program...

California City Boundaries and Identifiers with Coastal Buffers

Published by: California Department of Technology
Last updated: Wednesday, October 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. ...

California City Boundaries and Identifiers

Published by: California Department of Technology
Last updated: Wednesday, October 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. ...

Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems

Published by: California State Water Resources Control Board
Last updated: Thursday, July 16, 2026
File types: PDF, EXCEL (XLSX), CSV

The Division of Drinking Water (DDW) identifies Failing and At-Risk community water systems and K-12 non-transient, non-community schools. This inform...

DWR Airborne Electromagnetic (AEM) Surveys Data

Published by: California Department of Water Resources
Last updated: Thursday, July 16, 2026
File types: PDF, AGOL, ZIP, FILE GEODATABASE OR SHAPEFILE, SHP

*Back to [Basin Characterization Program webpage](https://data.cnra.ca.gov/dataset/dwr-basin-characterization "Basin Characterization Program webpage"...

Vegetation - State Vehicle Recreation Areas - 2020 [ds3194]

Published by: California Department of Fish and Wildlife
Last updated: Thursday, July 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Department of Parks and Recreation contracted Geographical Information Center (GIC) to conduct vegetation sampling across multiple Cali...