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

A micro earthquake occurred at 1:51:17 PM (PDT) on Thursday, October 2, 2025.
The magnitude 1.0 event occurred 11 km (7 miles) SSW of Borrego Springs, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Thursday, October 2, 2025 at 1:51:17 PM (PDT)
Thursday, October 2, 2025 at 20:51:17 (UTC)
Distance from Borrego Springs, CA - 11 km (7 miles) SSW (202 degrees)
Julian, CA - 20 km (12 miles) ENE (60 degrees)
Warner Springs, CA - 24 km (15 miles) ESE (123 degrees)
Ocotillo Wells, CA - 27 km (17 miles) W (275 degrees)
Lake Henshaw, CA - 33 km (21 miles) ESE (105 degrees)
Coordinates 33 deg. 9.9 min. N (33.165N), 116 deg. 25.2 min. W (116.419W)
Depth 9.15 km (5.70 miles)
Quality Good
Location Quality Parameters Nst=41, Nph=70, Dmin=9.9 km, Rmss=0.21 sec, Erho=0.2 km, Erzz=0.75 km, Gp=44 degrees
Event ID# ci41101919
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