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 #3: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 6:26:11 AM (PST) on Sunday, November 30, 2025.
The magnitude 1.2 event occurred 4 km (2 miles) SE of Loma Linda, CA.
The hypocentral depth is 16 km (10 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Sunday, November 30, 2025 at 6:26:11 AM (PST)
Sunday, November 30, 2025 at 14:26:11 (UTC)
Distance from Loma Linda, CA - 4 km (2 miles) SE (134 degrees)
Redlands, CA - 6 km (4 miles) SW (235 degrees)
Grand Terrace, CA - 7 km (5 miles) E (96 degrees)
Colton, CA - 9 km (6 miles) SE (126 degrees)
Mentone, CA - 10 km (6 miles) WSW (242 degrees)
Coordinates 34 deg. 1.6 min. N (34.026N), 117 deg. 14.0 min. W (117.234W)
Depth 15.88 km (9.90 miles)
Quality Good
Location Quality Parameters Nst=81, Nph=138, Dmin=9.9 km, Rmss=0.2 sec, Erho=0.16 km, Erzz=0.34 km, Gp=23 degrees
Event ID# ci41129887
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