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 4:20:37 AM (PDT) on Thursday, October 9, 2025.
The magnitude 2.3 event occurred 5 km (3 miles) W of Brawley, CA.
The hypocentral depth is 13 km ( 8 miles).


Magnitude 2.3 - local magnitude (Ml)
Time Thursday, October 9, 2025 at 4:20:37 AM (PDT)
Thursday, October 9, 2025 at 11:20:37 (UTC)
Distance from Brawley, CA - 5 km (3 miles) W (265 degrees)
Westmorland, CA - 8 km (5 miles) SSE (152 degrees)
Imperial, CA - 14 km (9 miles) N (355 degrees)
Calipatria, CA - 18 km (11 miles) SSW (201 degrees)
El Centro, CA - 21 km (13 miles) N (354 degrees)
Coordinates 32 deg. 58.5 min. N (32.975N), 115 deg. 34.9 min. W (115.582W)
Depth 12.54 km (7.80 miles)
Quality Good
Location Quality Parameters Nst=56, Nph=89, Dmin=8.3 km, Rmss=0.24 sec, Erho=0.22 km, Erzz=0.61 km, Gp=38 degrees
Event ID# ci41105679
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