TYPE OF FAULTING: left-lateral strike-slip; minor reverse component possible
LENGTH: about 18 km
NEARBY COMMUNITIES: Claremont, La Verne, Pomona
LAST SIGNIFICANT QUAKE: Feb. 28, 1990; ML5.4;
No surface rupture found
MOST RECENT SURFACE RUPTURE: Late Quaternary
SLIP RATE: between 0.2 and 2.0 mm/yr
INTERVAL BETWEEN MAJOR RUPTURES: unknown
PROBABLE MAGNITUDES: ML6.0 - 6.5
OTHER NOTES: The San Jose fault dips steeply to the north.
REFERENCES
This fault is featured on the following maps:
MOJAVE FAULT MAP
SOUTHERN FAULT MAP
LOS ANGELES FAULT MAP