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25 datasets

Earthquake Zones of Required Investigation

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

The California Earthquake Hazards Zone Application ("EQ Zapp") is an online map that allows anyone with a computer, tablet or smartphone to...

California Landslide Inventory and Deep Landslide Susceptiblity

Published by: California Department of Conservation
Last updated: Monday, March 31, 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 ...

Special Report 230: Geologic Gems of California State Parks

Published by: California Department of Conservation
Last updated: Sunday, March 30, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

California is a veritable treasure chest of nationally acclaimed natural landmarks and much adored scenery. This geologic legacy on display in the lan...

Fault Activity Map of California (2010)

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

"This digital database contains the faults shown on the Fault Activity Map of California by Charles W. Jennings and William A. Bryant published i...

Geologic Map of California (2010)

Published by: California Department of Conservation
Last updated: Wednesday, April 2, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

This edition of the Geologic Map of California was prepared in recognition of the California Geological Survey's 150th Anniversary. It is an all-digit...