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84 datasets
CGS Information Warehouse: Mineral Land Classification Maps (SMARA Study Areas)
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Mineral Land Classification studies are produced by the State Geologist as specified by the Surface Mining and Reclamation Act (SMARA, PRC 2710 et seq...
CGS Information Warehouse: Mineral Land Classification Maps (SMARA Petitions)
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Mineral Land Classification studies are produced by the State Geologist as specified by the Surface Mining and Reclamation Act (SMARA, PRC 2710 et seq...
CGS Information Warehouse: Landslide Maps and Reports
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
Since the 1960's, the California Geological Survey (CGS) has produced numerous maps that show landslide features and delineate potential slope-stabili...
DMR Lead Agencies
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 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: Friday, August 15, 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: Friday, August 15, 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: Landslide Zones
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 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...
CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB
This data set contains the Alquist-Priolo Earthquake Fault Zones as shown on the Official Alquist-Priolo Earthquake Fault Zones Maps. The dataset is c...
CGS Seismic Hazards Program: Liquefaction Zones
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 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...
CGS Seismic Hazards Program: Unevaluated Areas
- Published by: California Department of Conservation
- Last updated: Friday, August 15, 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...