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 10:18:52 AM (PST) on Sunday, November 9, 2025.
The magnitude 2.8 event occurred 17 km (10 miles) SW of Patterson, CA.
The hypocentral depth is 1 km (0.40 miles).


Magnitude 2.8 - duration magnitude (Md)
Time Sunday, November 9, 2025 at 10:18:52 AM (PST)
Sunday, November 9, 2025 at 18:18:52 (UTC)
Distance from Patterson, CA - 17 km (10 miles) SW (232 degrees)
Newman, CA - 24 km (15 miles) WNW (288 degrees)
Gustine, CA - 28 km (18 miles) WNW (299 degrees)
Riverdale Park, CA - 32 km (20 miles) SW (218 degrees)
West Modesto, CA - 34 km (21 miles) SW (219 degrees)
Coordinates 37 deg. 22.8 min. N (37.380N), 121 deg. 16.8 min. W (121.279W)
Depth 0.61 km (0.40 miles)
Quality Poor
Location Quality Parameters Nst=4, Nph=4, Dmin=35.5 km, Rmss=0.11 sec, Erho=3.26 km, Erzz=9.06000042 km, Gp=229 degrees
Event ID# nc75261011
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