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

A micro earthquake occurred at 3:08:26 AM (PDT) on Sunday, July 20, 2025.
The magnitude 0.7 event occurred 3 km (2 miles) E (83 degrees) of Calimesa, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Sunday, July 20, 2025 at 3:08:26 AM (PDT)
Sunday, July 20, 2025 at 10:08:26 (UTC)
Distance from Calimesa, CA - 3 km (2 miles) E (83 degrees)
Yucaipa, CA - 5 km (3 miles) SSE (161 degrees)
Beaumont, CA - 8 km (5 miles) NNW (327 degrees)
Mentone, CA - 13 km (8 miles) SE (131 degrees)
Redlands, CA - 16 km (10 miles) ESE (116 degrees)
Coordinates 33 deg. 59.5 min. N (33.991N), 117 deg. 1.5 min. W (117.025W)
Depth 12.96 km (8.10 miles)
Quality Good
Location Quality Parameters Nst=57, Nph=97, Dmin=9.4 km, Rmss=0.19 sec, Erho=0.16 km, Erzz=0.53 km, Gp=27 degrees
Event ID# ci41026871
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