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

A micro earthquake occurred at 9:25:12 AM (PDT) on Wednesday, September 3, 2025.
The magnitude 1.3 event occurred 5 km (3 miles) WNW of Borrego Springs, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Wednesday, September 3, 2025 at 9:25:12 AM (PDT)
Wednesday, September 3, 2025 at 16:25:12 (UTC)
Distance from Borrego Springs, CA - 5 km (3 miles) WNW (282 degrees)
Warner Springs, CA - 19 km (12 miles) E (96 degrees)
Julian, CA - 26 km (16 miles) NE (38 degrees)
Ocotillo Wells, CA - 31 km (19 miles) WNW (296 degrees)
Lake Henshaw, CA - 31 km (20 miles) E (85 degrees)
Coordinates 33 deg. 15.9 min. N (33.265N), 116 deg. 25.6 min. W (116.426W)
Depth 4.30 km (2.70 miles)
Quality Good
Location Quality Parameters Nst=63, Nph=115, Dmin=0.9 km, Rmss=0.2 sec, Erho=0.14 km, Erzz=0.31 km, Gp=25 degrees
Event ID# ci41282304
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