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 9:04:32 PM (PDT) on Thursday, August 28, 2025.
The magnitude 0.6 event occurred 5 km (3 miles) WNW of Borrego Springs, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 0.6 - local magnitude (Ml)
Time Thursday, August 28, 2025 at 9:04:32 PM (PDT)
Friday, August 29, 2025 at 4:04:32 (UTC)
Distance from Borrego Springs, CA - 5 km (3 miles) WNW (291 degrees)
Warner Springs, CA - 20 km (12 miles) E (94 degrees)
Julian, CA - 27 km (17 miles) NE (38 degrees)
Ocotillo Wells, CA - 31 km (19 miles) WNW (298 degrees)
Lake Henshaw, CA - 32 km (20 miles) E (84 degrees)
Coordinates 33 deg. 16.2 min. N (33.271N), 116 deg. 25.3 min. W (116.422W)
Depth 4.63 km (2.90 miles)
Quality Good
Location Quality Parameters Nst=38, Nph=65, Dmin=0.6 km, Rmss=0.19 sec, Erho=0.17 km, Erzz=0.44 km, Gp=73 degrees
Event ID# ci41277848
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