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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... -
CGS Map Sheet 48: National Loss from Earthquake Damage, Conterminous United S...
"Annualized Earthquake Losses (AEL) are economic losses from earthquake shaking-related building damage. These data use the most recent National Seismic Hazard Maps (the years... -
CGS Map Sheet 48: Fault-based seismic sources used in the Uniform California ...
Data show fault-based seismic sources used in the time-independent component of the Uniform California Earthquake Rupture Forecast, Version 3 (UCERF3), which provides... -
CGS Mineral Hazards: Indoor Radon Potential Study Areas
Study area boundaries for indoor radon potential conducted by the California Geological Survey. -
CGS Mineral Hazards: Indoor Radon Potential Zones
This digital layer contains polygons (vector format) of portions of California designated as having high, moderate, low, or unknown potential for homes to exceed the U.S. EPA... -
California Important Farmland: 2016
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: 2018
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... -
Steelhead Report Card Projects [ds657]
This dataset represents the locations of all ongoing and completed Steelhead Report Card projects.