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89 datasets

WellSTAR: Oil and Gas Wells

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map represents oil and gas wells in the CalGEM Well Statewide Tracking and Reporting System, or WellSTAR. Wells are displayed by well type...

Public Land Survey System (PLSS): Sections

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In support of new permitting workflows associated with anticipated WellSTAR needs, the CalGEM GIS unit extended the existing BLM PLSS Township & R...

DMR Lead Agencies

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Boundaries of lead agencies responsible under SMARA for regulating mine reclamation....

Post Primacy Aquifer Exemptions

Published by: California Department of Conservation
Last updated: Wednesday, May 28, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This post primacy aquifer exemption data depicts areas exempted by the US EPA for Class II injection after the March 14, 1983 Primacy agreement betwee...

Post Primacy Aquifer Exemptions

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This post primacy aquifer exemption data depicts areas exempted by the US EPA for Class II injection after the March 14, 1983 Primacy agreement betwee...

CGS Seismic Hazards Program: Liquefaction Zones

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geol...

Well Finder

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

The Geologic Energy Management Division's (CalGEM) online mapping application Well Finder presents California’s oil and gas industry informati...

Primacy Aquifer Exemptions

Published by: California Department of Conservation
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a partial rendition of the CalGEM (formerly the California Division of Oil, Gas, and Geothermal Resources) publication called Californ...

Primacy Aquifer Exemptions

Published by: California Department of Conservation
Last updated: Sunday, June 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a partial rendition of the CalGEM (formerly the California Division of Oil, Gas, and Geothermal Resources) publication called Californ...