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

A micro earthquake occurred at 3:23:58 AM (PDT) on Sunday, July 27, 2025.
The magnitude 1.1 event occurred 7 km (5 miles) NNE (26 degrees) of Borrego Springs, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Sunday, July 27, 2025 at 3:23:58 AM (PDT)
Sunday, July 27, 2025 at 10:23:58 (UTC)
Distance from Borrego Springs, CA - 7 km (5 miles) NNE (26 degrees)
Warner Springs, CA - 27 km (17 miles) E (82 degrees)
Ocotillo Wells, CA - 27 km (17 miles) NW (314 degrees)
Oasis, CA - 28 km (17 miles) SW (233 degrees)
Julian, CA - 36 km (22 miles) NE (43 degrees)
Coordinates 33 deg. 18.9 min. N (33.315N), 116 deg. 20.4 min. W (116.341W)
Depth 12.14 km (7.50 miles)
Quality Good
Location Quality Parameters Nst=59, Nph=96, Dmin=2.8 km, Rmss=0.2 sec, Erho=0.18 km, Erzz=0.48 km, Gp=23 degrees
Event ID# ci41033511
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