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91 datasets

CGS Map Sheet 48: Slip Rates - UCERF3

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data show fault-based seismic sources used in the time-independent component of the Uniform California Earthquake Rupture Forecast, Version 3 (UCERF3)...

CGS Map Sheet 48: Slip Rates - UCERF3

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data show fault-based seismic sources used in the time-independent component of the Uniform California Earthquake Rupture Forecast, Version 3 (UCERF3)...

CGS Mineral Hazards: Indoor Radon Potential Study Areas

Published by: California Department of Conservation
Last updated: Monday, June 9, 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....

CGS Map Sheet 58: Deep-Seated Landslide Susceptibility

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Susceptibility to Deep-Seated Landslides map covers the entire state of California and was originally published in May of 2011 as CGS Map Sheet 58...

CGS Information Warehouse: Mineral Lands Classification

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

Mineral Land Classification (MLC) studies are produced by the State Geologist as specified by the Surface Mining and Reclamation Act (SMARA, PRC 2710 ...

CGS Information Warehouse: Regulatory Maps

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

The Alquist-Priolo Earthquake Fault Zoning Act (1972) and the Seismic Hazards Mapping Act (1990) direct the State Geologist to delineate regulatory &q...

CGS Mineral Hazards: Indoor Radon Potential Zones

Published by: California Department of Conservation
Last updated: Monday, June 9, 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...

CGS Information Warehouse: Mineral Land Classification Maps (SMARA Study Areas)

Published by: California Department of Conservation
Last updated: Monday, June 9, 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: Monday, June 9, 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...

DMR Lead Agencies

Published by: California Department of Conservation
Last updated: Monday, June 9, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

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