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State
CGS Seismic Hazards Program: Landslide Zones
State of California —
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,... -
State
CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones
State of California —
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... -
State
CGS Seismic Hazards Program: Liquefaction Zones
State of California —
Liquefaction Zones (Feature Service)This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake.... -
State
CGS Seismic Hazards Program: Overlapping Landslide and Liquefaction Zones
State of California —
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,... -
State
CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones
State of California —
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... -
State
WellSTAR: Oil and Gas Wells
State of California —
This online map represents oil and gas wells in the CalGEM Well Statewide Tracking and Reporting System, or WellSTAR. Wells are displayed by well type and well... -
State
DMR All Mines
State of California —
This service presents ___location, status, and other information regarding mining operations regulated under the Surface Mining and Reclamation Act of 1975 (SMARA) in... -
State
Acid Matrix
State of California —
This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, Notice of... -
State
CGS Information Warehouse: Landslide Maps and Reports
State of California —
Since the 1960's, the California Geological Survey (CGS) has produced numerous maps that show landslide features and delineate potential slope-stability problem... -
State
CGS Map Sheet 58: Deep-Seated Landslide Susceptibility
State of California —
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... -
State
CGS Seismic Hazards Program: Fault Traces
State of California —
This data set contains the Alquist-Priolo Earthquake Fault Zones and fault traces as shown on the Official Alquist-Priolo Earthquake Fault Zones Map of the {quadName}... -
State
CGS Seismic Hazards Program: Liquefaction Zones
State of California —
Liquefaction Zones (Map or Tile Service)This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong... -
State
California Important Farmland: Most Recent
State of California —
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 neighboring... -
State
California Important Farmland: 2000
State of California —
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... -
State
CGS Seismic Hazards Program: Landslide Zones (DOC Hosted)
State of California —
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... -
State
CGS Map Sheet 48: Historic Earthquakes, 1769 to 2015 - California (Magnitude 5.0-plus)
State of California —
Epicenters of known M≥5 earthquakes from 1769 to 2016 are shown for California and a 100 km area bordering the state. Earthquakes are grouped by: M = 5-6; M = 6-7; M... -
State
Well Stimulation Permit
State of California —
This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, Notice of... -
State
WellSTAR Oil and Gas Facilities: Boundaries
State of California —
This online map displays facility sites in group or by facility types in separate layers: Facility Boundary layer digitized by CalGEM to show the areas that delineate... -
State
CGS Map Sheet 48: Earthquake Shaking Potential for California (revised 2016)
State of California —
The California Geological Survey published maps of “Earthquake Shaking Potential for California” in 1999 and has revised the maps following each update of the... -
State
California Important Farmland: 1998
State of California —
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...