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 9:01:29 PM (PDT) on Monday, October 6, 2025.
The magnitude 1.6 event occurred 11 km (7 miles) SSW of Borrego Springs, CA.
The hypocentral depth is 9 km ( 5 miles).


Magnitude 1.6 - local magnitude (Ml)
Time Monday, October 6, 2025 at 9:01:29 PM (PDT)
Tuesday, October 7, 2025 at 4:01:29 (UTC)
Distance from Borrego Springs, CA - 11 km (7 miles) SSW (204 degrees)
Julian, CA - 19 km (12 miles) ENE (61 degrees)
Warner Springs, CA - 24 km (15 miles) SE (124 degrees)
Ocotillo Wells, CA - 27 km (17 miles) W (274 degrees)
Lake Henshaw, CA - 33 km (20 miles) ESE (106 degrees)
Coordinates 33 deg. 9.7 min. N (33.162N), 116 deg. 25.5 min. W (116.424W)
Depth 8.73 km (5.40 miles)
Quality Good
Location Quality Parameters Nst=77, Nph=140, Dmin=9.4 km, Rmss=0.2 sec, Erho=0.13 km, Erzz=0.55 km, Gp=21 degrees
Event ID# ci41104271
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