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264 datasets

State Water Project Delivery Capability Report 2015

Published by: California Department of Water Resources
Last updated: Tuesday, June 30, 2026
File types: PDF, ZIP

State Water Project Delivery Capability Report 2015...

Citizen Scientist Monitoring of Rocky Reefs and Kelp Forests, California North Coast MPA Baseline Study, 2014 to 2016

Published by: California Ocean Protection Council
Last updated: Friday, June 26, 2026
File types: PDF, ZIP, CSV, XML

RCCA volunteer citizen scientists conducted 18 visual scuba transects at each monitoring site to survey densities and sizes of ecologically and econom...

California Population Estimates by Age/Race_Ethnicity/Sex at local health jurisdiction level

Published by: California Department of Public Health
Last updated: Monday, June 29, 2026
File types: CSV, XLSX, ZIP

Age-Race-Sex population estimates and projections for all California Local Health Jurisdictions and counties. Based on combining California Department...

i04 CIMIS Reference Evapotranspiration Zones v1999

Published by: California Department of Water Resources
Last updated: Tuesday, June 30, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The ETo Zones Map allows users to view the grass-reference evapotranspiration (ETo) Zones for the State of California. The map was developed by DWR an...

California Tree Mortality Viewer

Published by: CAL FIRE
Last updated: Tuesday, June 30, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

Five long years of drought, combined with the increased infestation of native bark beetles as a result of the drought, have contributed to the death...

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

Published by: California Department of Water Resources
Last updated: Monday, June 29, 2026
File types: PDF

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

Near-Home Public Charging Demand From Electric Vehicles Without Home Charging

Published by: California Energy Commission
Last updated: Monday, June 29, 2026
File types: HTML

This map displays quarter-mile hexagons that show concentrations of public charging market demand from electric vehicles (EVs) estimated to lack home ...

California Groundwater Elevation Monitoring (CASGEM) Program

Published by: California Department of Water Resources
Last updated: Tuesday, June 30, 2026
File types: PDF

Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...

Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins

Published by: California Department of Water Resources
Last updated: Monday, June 29, 2026
File types: PDF, CSV, ZIP

### Background Tree-ring chronologies allow assessment of hydrologic variability over centuries to millennia, gives historic context for assessing re...

Clean Transportation Program

Published by: California Energy Commission
Last updated: Tuesday, June 30, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Clean Transportation Program Data 2022. The Clean Transportation Program (also known as Alternative and Renewable Fuel and Vehicle Technology Program)...