Earthquake Risk in California
Overall State Risk Score: 9/10
California faces extreme earthquake risk. 27 of 58 counties (47%) rated high or very high by FEMA National Risk Index.
Seasonal pattern: Year-round
Highest-Risk Cities in California
Notable Earthquake Events
Earthquake - 6.0 - 17 km SW of Scotia, California
December 5, 2024 — WATCH
Sacramento, CA
129,000 people exposed; $20,487M capital exposed
Other Hazards in California
How this data is built
California earthquake risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live event monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
The data behind this page
Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.
Monitor Earthquake Activity in California
Get real-time earthquake monitoring and alerts for California with DisasterAWARE's comprehensive platform.