San Andreas Fault
transform — 1,200 km
The San Andreas Fault is a 1,200 km transform plate boundary that runs through California, marking the junction between the Pacific and North American plates. It is one of the most studied and most dangerous fault systems in the world, capable of producing catastrophic earthquakes.
Type
transform
Length
1,200 km
Countries
1
Linked Cities
4
Last Major Earthquake
M7.9 — San Francisco (1906-04-18)
Affected Countries
Cities Near This Fault
General tectonic context only—not a site-specific hazard assessment. Live event data: USGS Earthquake Hazards Program.