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2345 datasets

CGS Information Warehouse: Tsunami Inundation Maps

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

Produced collectively by tsunami modelers, geologic hazard mapping specialists, and emergency planning scientists from the University of Southern Cali...

Vegetation - Modoc Plateau - Shinn, Likely, and Snowstorm Mountains - 2020 [ds2877]

Published by: California Department of Fish and Wildlife
Last updated: Monday, May 19, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

CSU Geographic Information Center at Chico (GIC), with assistance from the Vegetation Classification and Mapping Program at CDFW (VegCAMP) created a f...

CGS Seismic Hazards Program: Landslide Zones

Published by: California Department of Conservation
Last updated: Saturday, May 24, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geol...

Kelp Persistence - R7 - CDFW [ds3151]

Published by: California Department of Fish and Wildlife
Last updated: Friday, May 23, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, ZIP

Yearly California kelp canopy surveys from 2002 - 2006, 2008 - 2010, and 2013 - 2016 were each rasterized at a 5m cell size using a Boolean raster wit...

CGS Map Sheet 48: Shear-wave Velocity in Upper 30m of Surficial Geology (Vs30)

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

This dataset represents simplified geologic units that have been correlated to the time-averaged seismic shear-wave velocity in the upper 30 meters of...

CGS Information Warehouse: Regulatory Maps

Published by: California Department of Conservation
Last updated: Monday, May 19, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

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

CGS Seismic Hazards Program: Unevaluated Areas

Published by: California Department of Conservation
Last updated: Saturday, May 24, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This is a digital Seismic Hazard Zone Map presenting areas where liquefaction and landslides may occur during a strong earthquake. Three types of geol...

Three Nautical Mile State Maritime Limit - R7 - CDFW [ds3158]

Published by: California Department of Fish and Wildlife
Last updated: Friday, May 23, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This line was generated from NOAAs 3 nautical mile offshore maritime limit line clipped to California state waters. NOAAs Office of Coast Survey (OCS)...

CGS Map Sheet 48: Slip Rates - UCERF3

Published by: California Department of Conservation
Last updated: Monday, May 19, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data show fault-based seismic sources used in the time-independent component of the Uniform California Earthquake Rupture Forecast, Version 3 (UCERF3)...

CGS Map Sheet 58: Deep-Seated Landslide Susceptibility

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

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...