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600 datasets

2022 Crash Data on State Highway System

Published by: Caltrans
Last updated: Friday, November 15, 2024
File types: CSV

The Crash Data On California State Highways Report is produced annually by the California Department of Transportation (Caltrans) to provide high leve...

2019 California Water Quality Status Report

Published by: California State Water Resources Control Board
Last updated: Wednesday, October 23, 2019
File types: ZIP, XLSX, CSV, TXT

The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This third edition...

Vegetation - Garrapata State Park [ds2945]

Published by: California Department of Fish and Wildlife
Last updated: Monday, June 1, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The study area for this project was Garrapata State Park in northwestern Monterey County, California. Development of Garrapata State Park land by Span...

Statewide Agricultural Water Use Data 2016-2020

Published by: California Department of Water Resources
Last updated: Monday, June 1, 2026
File types: .ZIP

Descriptions Excel Application Tool for Statewide Agricultural Water Use Data 2016 - 2020 Department of water resources, Water Use Efficiency Branch...

MHS Dashboard Adult Demographic Datasets

Published by: California Department of Health Care Services
Last updated: Sunday, May 31, 2026
File types: CSV, ZIP

The following datasets are based on the adult (age 21 and over) beneficiary population and consist of aggregate MHS data derived from Medi-Cal claims,...

MHS Dashboard Children and Youth Demographic Datasets

Published by: California Department of Health Care Services
Last updated: Sunday, May 31, 2026
File types: CSV, ZIP

The following datasets are based on the children and youth (under age 21) beneficiary population and consist of aggregate Mental Health Service data d...

California Water Plan - Groundwater Update 2013

Published by: California Department of Water Resources
Last updated: Monday, June 1, 2026
File types: PDF

California's Groundwater Update 2013: A Compilation of Enhanced Content for California Water Plan Update 2013 compiles and analyzes readily-available ...

California Overlapping Cities and Counties 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

WARNING: This is a pre-release dataset and its fields names and data structures are subject to change. It should be considered pre-release until the e...

California Overlapping Cities and Counties 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

WARNING: This is a pre-release dataset and its fields names and data structures are subject to change. It should be considered pre-release until the e...

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Monday, June 1, 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...