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 3:16:29 AM (PDT) on Friday, August 1, 2025.
The magnitude 0.4 event occurred 15 km (9 miles) N of Ocotillo Wells, CA.
The hypocentral depth is 12 km ( 7 miles).


Magnitude 0.4 - local magnitude (Ml)
Time Friday, August 1, 2025 at 3:16:29 AM (PDT)
Friday, August 1, 2025 at 10:16:29 (UTC)
Distance from Ocotillo Wells, CA - 15 km (9 miles) N (359 degrees)
Salton City, CA - 17 km (10 miles) W (263 degrees)
Oasis, CA - 21 km (13 miles) S (189 degrees)
Borrego Springs, CA - 23 km (14 miles) E (83 degrees)
Mecca, CA - 33 km (20 miles) S (189 degrees)
Coordinates 33 deg. 16.8 min. N (33.281N), 116 deg. 8.0 min. W (116.134W)
Depth 11.71 km (7.30 miles)
Quality Good
Location Quality Parameters Nst=13, Nph=20, Dmin=14.9 km, Rmss=0.13 sec, Erho=0.31 km, Erzz=0.51 km, Gp=158 degrees
Event ID# ci37737324
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