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254 datasets

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

Published by: California Department of Water Resources
Last updated: Sunday, May 3, 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: Sunday, May 3, 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: Sunday, May 3, 2026
File types: PDF

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

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

Published by: California Department of Public Health
Last updated: Sunday, May 3, 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: Sunday, May 3, 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: Sunday, May 3, 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...

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

Published by: California Department of Water Resources
Last updated: Sunday, May 3, 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...

Tuberculosis Case Numbers and Rates, California and Local Health Jurisdictions

Published by: California Department of Public Health
Last updated: Sunday, May 3, 2026
File types: CSV, ZIP

This dataset includes two tables on tuberculosis (TB) in California: 1) TB cases and rates by place of birth, sex, age and race/ethnicity 2) TB cases ...

Clean Transportation Program

Published by: California Energy Commission
Last updated: Sunday, May 3, 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)...

Income Limits by County

Published by: California Department of Housing and Community Development
Last updated: Wednesday, February 7, 2024
File types: CSV, DOCX

California State Income Limits reflect updated median income and household income levels for acutely low-, extremely low-, very low-, low- and moderat...