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90 datasets

DMR Lead Agencies

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

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

CGS Mineral Hazards: Indoor Radon Potential Study Areas

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

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

California LiDAR: A Critical Investment

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

This storymap is intended to illustrate what Light Detection and Ranging (LiDAR or lidar) is, how an investment in statewide coverage will benefit Cal...

Post Primacy Aquifer Exemptions

Published by: California Department of Conservation
Last updated: Tuesday, April 1, 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: Wednesday, April 2, 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...

Oil and Gas Field Administrative Boundaries

Published by: California Department of Conservation
Last updated: Sunday, March 30, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Administrative boundaries for oil and gas fields in California.CalGEM is the Geologic Energy Management Division of the California Department of Conse...

Oil and Gas Field Administrative Boundaries

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Administrative boundaries for oil and gas fields in California.CalGEM is the Geologic Energy Management Division of the California Department of Conse...

CGS Map Sheet 48: Historic Earthquakes, 1769 to 2015 - California (Magnitude 5.0-plus)

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Epicenters of known M≥5 earthquakes from 1769 to 2016 are shown for California and a 100 km area bordering the state. Earthquakes are grouped by: M = ...

CalGEM District Boundaries

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
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...

CGS Mineral Hazards: Indoor Radon Potential Zones

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
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...