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

A micro earthquake occurred at 3:45:49 AM (PDT) on Wednesday, September 17, 2025.
The magnitude 0.3 event occurred 23 km (15 miles) NNW of Borrego Springs, CA.
The hypocentral depth is 15 km ( 9 miles).


Magnitude 0.3 - local magnitude (Ml)
Time Wednesday, September 17, 2025 at 3:45:49 AM (PDT)
Wednesday, September 17, 2025 at 10:45:49 (UTC)
Distance from Borrego Springs, CA - 23 km (15 miles) NNW (344 degrees)
Anza, CA - 24 km (15 miles) ESE (116 degrees)
Warner Springs, CA - 26 km (16 miles) NE (42 degrees)
La Quinta, CA - 26 km (16 miles) SSW (209 degrees)
Palm Desert, CA - 30 km (19 miles) SSW (192 degrees)
Coordinates 33 deg. 27.6 min. N (33.459N), 116 deg. 26.6 min. W (116.443W)
Depth 14.69 km (9.10 miles)
Quality Good
Location Quality Parameters Nst=13, Nph=23, Dmin=15.3 km, Rmss=0.13 sec, Erho=0.34 km, Erzz=0.84 km, Gp=73 degrees
Event ID# ci37743436
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