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Search California Department of Conservation datasets

90 datasets

CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 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...

Map Sheet 48 (2025 update) - MMI from PGV (2% in 50 years)

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

California Important Farmland Finder

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API

This application provides an easy way to calculate the area and type of Important Farmland in an area of interest.Important Farmland Maps are compiled...

California Important Farmland: 1984-2022

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API

Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide m...

CGS Information Warehouse: Mineral Lands Classification

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 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 ...

California Landslide Inventory and Deep Landslide Susceptiblity

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API

California Landslide InventoryThe statewide landslide map database shows many of the landslides mapped by CGS and others over the past 50 years. Each ...

California Important Farmland: Most Recent

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset may be a mix of two years and is updated as the data is released for each county. For example, one county may have data from 2014 while a...

California Important Farmland: 2022

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide m...

California Important Farmland: 2020

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide m...

California Important Farmland: 2014

  • Published by: California Department of Conservation
  • Last updated: Wednesday, December 24, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide m...