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

A micro earthquake occurred at 12:07:36 PM (PDT) on Monday, July 28, 2025.
The magnitude 0.4 event occurred 2 km (1 miles) SSE of Borrego Springs, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.4 - local magnitude (Ml)
Time Monday, July 28, 2025 at 12:07:36 PM (PDT)
Monday, July 28, 2025 at 19:07:36 (UTC)
Distance from Borrego Springs, CA - 2 km (1 miles) SSE (160 degrees)
Ocotillo Wells, CA - 25 km (15 miles) WNW (296 degrees)
Warner Springs, CA - 25 km (16 miles) E (100 degrees)
Julian, CA - 28 km (18 miles) NE (50 degrees)
Oasis, CA - 35 km (22 miles) SW (225 degrees)
Coordinates 33 deg. 14.5 min. N (33.241N), 116 deg. 22.1 min. W (116.368W)
Depth 3.45 km (2.10 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=16, Dmin=5.4 km, Rmss=0.14 sec, Erho=0.29 km, Erzz=0.38 km, Gp=94 degrees
Event ID# ci41034799
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