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 is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 8:36:20 PM (PDT) on Monday, July 28, 2025.
The magnitude 0.9 event occurred 12 km (7 miles) WNW of Morongo Valley, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Monday, July 28, 2025 at 8:36:20 PM (PDT)
Tuesday, July 29, 2025 at 3:36:20 (UTC)
Distance from Morongo Valley, CA - 12 km (7 miles) WNW (289 degrees)
Cabazon, CA - 20 km (12 miles) NNE (23 degrees)
Desert Hot Springs, CA - 23 km (14 miles) NW (306 degrees)
Banning, CA - 24 km (15 miles) NE (42 degrees)
Big Bear City, CA - 24 km (15 miles) SSE (147 degrees)
Coordinates 34 deg. 5.0 min. N (34.083N), 116 deg. 42.2 min. W (116.704W)
Depth 6.36 km (4.00 miles)
Quality Good
Location Quality Parameters Nst=35, Nph=59, Dmin=7.1 km, Rmss=0.17 sec, Erho=0.19 km, Erzz=0.6 km, Gp=72 degrees
Event ID# ci41035119
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