Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 0:33:03 AM (PST) on Friday, January 9, 2026.
The magnitude 1.1 event occurred 4 km (3 miles) N of La Verne, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Friday, January 9, 2026 at 0:33:03 AM (PST)
Friday, January 9, 2026 at 8:33:03 (UTC)
Distance from La Verne, CA - 4 km (3 miles) N (354 degrees)
San Dimas, CA - 5 km (3 miles) NE (40 degrees)
Claremont, CA - 7 km (4 miles) NW (315 degrees)
Glendora, CA - 8 km (5 miles) E (87 degrees)
Charter Oak, CA - 8 km (5 miles) ENE (58 degrees)
Coordinates 34 deg. 8.4 min. N (34.140N), 117 deg. 46.4 min. W (117.773W)
Depth 11.00 km (6.80 miles)
Quality Good
Location Quality Parameters Nst=28, Nph=48, Dmin=6.2 km, Rmss=0.17 sec, Erho=0.23 km, Erzz=0.29 km, Gp=63 degrees
Event ID# ci41154759
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