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1534 datasets

CGS Mineral Hazards: Indoor Radon Potential Study Areas

  • Published by: California Department of Conservation
  • Last updated: Sunday, April 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Study area boundaries for indoor radon potential conducted by the California Geological Survey....

CalGEM District Boundaries

  • Published by: California Department of Conservation
  • Last updated: Sunday, April 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

District boundaries for the Geologic Energy Management Division in the California Department of Conservation. CalGEM is the Geologic Energy Management...

CalGEM District Boundaries

  • Published by: California Department of Conservation
  • Last updated: Monday, October 9, 2023
  • File types: HTML, ARCGIS GEOSERVICES REST API

District boundaries for the Geologic Energy Management Division in the California Department of Conservation. CalGEM is the Geologic Energy Management...

Vegetation - Marin County [ds2960]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Saturday, April 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Tamalpais Lands Collaborative (One Tam; https://www.onetam.org/), the network of organizations that manage lands on Mount Tamalpais in Marin Count...

Acid Matrix

  • Published by: California Department of Conservation
  • Last updated: Saturday, April 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Well Stimulation Permit

  • Published by: California Department of Conservation
  • Last updated: Saturday, April 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Acid Fracturing

  • Published by: California Department of Conservation
  • Last updated: Saturday, April 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

WellSTAR: Notices

  • Published by: California Department of Conservation
  • Last updated: Saturday, April 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

SGMA - Depletions of Interconnected Surface Water

  • Published by: California Department of Water Resources
  • Last updated: Saturday, April 18, 2026
  • File types: PDF

The Depletions of Interconnected Surface Water (ISW) dataset has been established to provide technical resources in support of Groundwater Sustainabil...

CGS Mineral Hazards: Indoor Radon Potential Zones

  • Published by: California Department of Conservation
  • Last updated: Sunday, April 19, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This digital layer contains polygons (vector format) of portions of California designated as having high, moderate, low, or unknown potential for home...