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 event has been reviewed by a seismologist.

A micro earthquake occurred at 2:13:14 PM (PST) on Thursday, December 11, 2025.
The magnitude 1.1 event occurred 25 km (15 miles) SSW of Ocotillo Wells, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Thursday, December 11, 2025 at 2:13:14 PM (PST)
Thursday, December 11, 2025 at 22:13:14 (UTC)
Distance from Ocotillo Wells, CA - 25 km (15 miles) SSW (199 degrees)
Ocotillo, CA - 31 km (19 miles) NW (316 degrees)
Pine Valley, CA - 31 km (20 miles) ENE (67 degrees)
Julian, CA - 39 km (24 miles) ESE (114 degrees)
Borrego Springs, CA - 39 km (24 miles) SSE (158 degrees)
Coordinates 32 deg. 56.0 min. N (32.933N), 116 deg. 13.2 min. W (116.219W)
Depth 12.03 km (7.50 miles)
Quality Good
Location Quality Parameters Nst=34, Nph=57, Dmin=8.2 km, Rmss=0.19 sec, Erho=0.22 km, Erzz=0.57 km, Gp=80 degrees
Event ID# ci41349896
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