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14 datasets

Regulatory Maps

  • Published by: California Department of Conservation
  • Last updated: Thursday, January 1, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

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

CGS Information Warehouse: Mineral Lands Classification

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 31, 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 ...

i08 FaultCrossings SWP ObservationPoints

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, December 31, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Fault Descriptions of locations crossing the California Aqueduct, Coastal Branch, North Bay Aqueduct, and South Bay Aqueduct. Taken from "State Water ...

i08 FaultCrossings StateWaterProject

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, December 31, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Approximate locations of faults crossing the California Aqueduct, Coastal Branch, North Bay Aqueduct, and South Bay Aqueduct. Taken from "State Water ...