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

A micro earthquake occurred at 7:02:51 AM (PDT) on Wednesday, August 13, 2025.
The magnitude 2.3 event occurred 1 km (1 miles) S of Mentone, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 2.3 - local magnitude (Ml)
Time Wednesday, August 13, 2025 at 7:02:51 AM (PDT)
Wednesday, August 13, 2025 at 14:02:51 (UTC)
Distance from Mentone, CA - 1 km (1 miles) S (185 degrees)
Redlands, CA - 4 km (3 miles) E (84 degrees)
Yucaipa, CA - 9 km (6 miles) WNW (289 degrees)
Highland, CA - 10 km (6 miles) SE (139 degrees)
Calimesa, CA - 11 km (7 miles) NW (316 degrees)
Coordinates 34 deg. 3.6 min. N (34.059N), 117 deg. 8.1 min. W (117.136W)
Depth 11.09 km (6.90 miles)
Quality Good
Location Quality Parameters Nst=113, Nph=207, Dmin=3.4 km, Rmss=0.17 sec, Erho=0.1 km, Erzz=0.2 km, Gp=17 degrees
Event ID# ci41259936
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