Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A minor earthquake occurred at 10:42:25 AM (PST) on Sunday, November 9, 2025.
The magnitude 3.0 event occurred 3 km (2 miles) SE of San Ramon, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 3.0 - local magnitude (Ml)
Time Sunday, November 9, 2025 at 10:42:25 AM (PST)
Sunday, November 9, 2025 at 18:42:25 (UTC)
Distance from San Ramon, CA - 3 km (2 miles) SE (132 degrees)
Dublin, CA - 7 km (4 miles) N (349 degrees)
Diablo, CA - 8 km (5 miles) S (175 degrees)
Danville, CA - 8 km (5 miles) SSE (147 degrees)
Blackhawk, CA - 8 km (5 miles) SSW (209 degrees)
Coordinates 37 deg. 45.6 min. N (37.760N), 121 deg. 57.0 min. W (121.950W)
Depth 9.05 km (5.60 miles)
Quality Good
Location Quality Parameters Nst=159, Nph=176, Dmin=3.4 km, Rmss=0.18 sec, Erho=0.1 km, Erzz=0.19 km, Gp=16 degrees
Event ID# nc75261036
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For more information, see https://earthquake.usgs.gov

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