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 9:59:35 AM (PDT) on Sunday, October 12, 2025.
The magnitude 2.2 event occurred 3 km (2 miles) ESE of Berkeley, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 2.2 - duration magnitude (Md)
Time Sunday, October 12, 2025 at 9:59:35 AM (PDT)
Sunday, October 12, 2025 at 16:59:35 (UTC)
Distance from Berkeley, CA - 3 km (2 miles) ESE (113 degrees)
Piedmont, CA - 4 km (3 miles) N (349 degrees)
Emeryville, CA - 5 km (3 miles) NE (51 degrees)
Albany, CA - 6 km (4 miles) ESE (121 degrees)
Orinda, CA - 6 km (4 miles) WSW (250 degrees)
Coordinates 37 deg. 51.6 min. N (37.860N), 122 deg. 14.4 min. W (122.241W)
Depth 8.90 km (5.50 miles)
Quality Excellent
Location Quality Parameters Nst=68, Nph=64, Dmin=1.6 km, Rmss=0.06 sec, Erho=0.12 km, Erzz=0.239999995 km, Gp=29 degrees
Event ID# nc75248281
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