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 event has been reviewed by a seismologist.

A micro earthquake occurred at 7:14:00 AM (PDT) on Thursday, September 18, 2025.
The magnitude 0.6 event occurred 3 km (2 miles) SE of Redlands, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 0.6 - local magnitude (Ml)
Time Thursday, September 18, 2025 at 7:14:00 AM (PDT)
Thursday, September 18, 2025 at 14:14:00 (UTC)
Distance from Redlands, CA - 3 km (2 miles) SE (141 degrees)
Mentone, CA - 5 km (3 miles) SSW (212 degrees)
Loma Linda, CA - 9 km (6 miles) E (100 degrees)
Highland, CA - 11 km (7 miles) SSE (158 degrees)
Yucaipa, CA - 11 km (7 miles) W (270 degrees)
Coordinates 34 deg. 2.1 min. N (34.034N), 117 deg. 9.7 min. W (117.162W)
Depth 7.02 km (4.40 miles)
Quality Good
Location Quality Parameters Nst=19, Nph=29, Dmin=4.6 km, Rmss=0.19 sec, Erho=0.3 km, Erzz=0.54 km, Gp=95 degrees
Event ID# ci40444234
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