Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 12:55:32 PM (PDT) on Thursday, October 23, 2025.
The magnitude 1.2 event occurred 2 km (1 miles) ENE (77 degrees) of Berkeley, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Thursday, October 23, 2025 at 12:55:32 PM (PDT)
Thursday, October 23, 2025 at 19:55:32 (UTC)
Distance from Berkeley, CA - 2 km (1 miles) ENE (77 degrees)
Albany, CA - 4 km (3 miles) ESE (106 degrees)
Kensington, CA - 5 km (3 miles) SE (146 degrees)
Emeryville, CA - 6 km (4 miles) NNE (31 degrees)
Piedmont, CA - 6 km (4 miles) NNW (343 degrees)
Coordinates 37 deg. 52.6 min. N (37.876N), 122 deg. 15.1 min. W (122.251W)
Depth 8.88 km (5.50 miles)
Quality Excellent
Location Quality Parameters Nst=19, Nph=19, Dmin=0.3 km, Rmss=0.03 sec, Erho=0.31 km, Erzz=0.469999999 km, Gp=59 degrees
Event ID# nc75253456
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