Calaveras Fault
strike-slip — 123 km
The Calaveras Fault extends from San Ramon south to Hollister in the San Francisco Bay Area. It exhibits both creep and sudden rupture behavior, posing a significant seismic risk to Silicon Valley communities.
Type
strike slip
Length
123 km
Countries
1
Linked Cities
3
Last Major Earthquake
M6.2 — Morgan Hill, California (1984-04-24)
Affected Countries
Cities Near This Fault
General tectonic context only—not a site-specific hazard assessment. Live event data: USGS Earthquake Hazards Program.