Earthquake Information
Fault Name Index
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San Gorgonio Fault Zone
TYPE OF FAULT: thrust
LENGTH: 35 km; 25 km along main segment; 10 km along western extension
NEAREST COMMUNITIES: Banning, Cabazon, Beaumont
MOST RECENT SURFACE RUPTURE: Holocene; Late Quaternary along western extension
SLIP RATE: uncertain
INTERVAL BETWEEN MAJOR RUPTURES: uncertain
PROBABLE MAGNITUDES: MW6.0 - 7.0 (?); might rupture concurrently with Banning fault and others
OTHER NOTES: Dips to the north.
This fault is featured on the following maps:
Southern Fault Map
San Gorgonio Pass Fault Map
