-
California Important Farmland: 2014
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 2000
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
CGS Seismic Hazards Program: Landslide Zones (DOC Hosted)
Note: The DOC hosted version will be maintained through 2022, but is being retired in favor of an ArcGIS Online Hosted version of the same data. Those data can be found at:... -
California Important Farmland: 1992
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 1984
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 2010
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 1994
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 1998
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
CGS Seismic Hazards Program: Unevaluated Areas
This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geological hazards, referred to... -
CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones
This data set contains the Alquist-Priolo Earthquake Fault Zones as shown on the Official Alquist-Priolo Earthquake Fault Zones Maps. The dataset is comprised of polygons that... -
CGS Seismic Hazards Program: Overlapping Landslide and Liquefaction Zones
This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geological hazards, referred to... -
California Important Farmland: 1996
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
California Important Farmland: 2006
Established in 1982, Government Code Section 65570 mandates FMMP to biennially report on the conversion of farmland and grazing land, and to provide maps and data to local... -
CGS Seismic Hazards Program: Landslide Zones
This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geological hazards, referred to... -
CGS Map Sheet 58: Deep-Seated Landslide Susceptibility
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. It made use of several... -
DMR All Mines
This service presents location, status, and other information regarding mining operations regulated under the Surface Mining and Reclamation Act of 1975 (SMARA) in California.... -
CGS Information Warehouse: Mineral Land Classification Maps (SMARA Study Areas)
Mineral Land Classification studies are produced by the State Geologist as specified by the Surface Mining and Reclamation Act (SMARA, PRC 2710 et seq.) of 1975. To address... -
CGS Information Warehouse: Mineral Land Classification Maps (SMARA Petitions)
Mineral Land Classification studies are produced by the State Geologist as specified by the Surface Mining and Reclamation Act (SMARA, PRC 2710 et seq.) of 1975. To address... -
CGS Information Warehouse: Tsunami Inundation Maps
Produced collectively by tsunami modelers, geologic hazard mapping specialists, and emergency planning scientists from the University of Southern California (USC) Tsunami... -
CGS Map Sheet 48: Shear-wave Velocity in Upper 30m of Surficial Geology (Vs30)
This dataset represents simplified geologic units that have been correlated to the time-averaged seismic shear-wave velocity in the upper 30 meters of the earth’s surface...