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252 datasets

Ground Water - Water Quality Results

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, April 2, 2026
  • File types: EXCEL (XLSX), CSV

Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (**[G...

California Historical Fire Perimeters

  • Published by: CAL FIRE
  • Last updated: Thursday, April 30, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

Recent Large Fire Perimeters (GT 5000 acres)

  • Published by: CAL FIRE
  • Last updated: Thursday, April 30, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

California Fire Perimeters (all)

  • Published by: CAL FIRE
  • Last updated: Friday, May 1, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

California Fire Perimeters (1950+)

  • Published by: CAL FIRE
  • Last updated: Friday, May 1, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historic...

California Historical Wildland Fire Perimeters Exploratory Map

  • Published by: CAL FIRE
  • Last updated: Thursday, April 30, 2026
  • File types: HTML

CAL FIRE's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historical fire perimeter dataset from across public and ...

Aspen Delineation - Inyo National Forest [ds366]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Thursday, April 30, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The database represents delineations of known aspen stands where aspen assessments were collected in the Inyo National Forest, Inyo County, California...

COVID-19 in Local Juvenile Detention Facilities

  • Published by: California Board of State and Community Corrections
  • Last updated: Monday, October 2, 2023
  • File types: CSV, XLSX

Testing and outcomes data in local juvenile detention facilities....

Drinking Water - Laboratory Water Quality Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, October 29, 2019
  • File types: PDF

The Division of Drinking Water requires laboratories to submit water quality data directly. The data is received, and published twice monthly on the D...

Vegetation - Tijuana River [ds3033]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Thursday, April 30, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In 2016, Debbie Waldecker from California State Parks (CSP) led a team in a strongly field-based update of the Western San Diego County Vegetation dat...