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 10:36:58 PM (PDT) on Tuesday, September 16, 2025.
The magnitude 0.8 event occurred 23 km (14 miles) NNW of Borrego Springs, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 0.8 - local magnitude (Ml)
Time Tuesday, September 16, 2025 at 10:36:58 PM (PDT)
Wednesday, September 17, 2025 at 5:36:58 (UTC)
Distance from Borrego Springs, CA - 23 km (14 miles) NNW (347 degrees)
Anza, CA - 25 km (16 miles) ESE (116 degrees)
La Quinta, CA - 26 km (16 miles) SSW (206 degrees)
Warner Springs, CA - 27 km (17 miles) NE (44 degrees)
Palm Desert, CA - 30 km (19 miles) S (190 degrees)
Coordinates 33 deg. 27.3 min. N (33.455N), 116 deg. 25.8 min. W (116.430W)
Depth 12.17 km (7.60 miles)
Quality Fair
Location Quality Parameters Nst=29, Nph=40, Dmin=15.2 km, Rmss=0.21 sec, Erho=0.5 km, Erzz=0.87 km, Gp=143 degrees
Event ID# ci41292784
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