Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A minor earthquake occurred at 10:47:34 PM (PST) on Monday, November 17, 2025.
The magnitude 3.3 event occurred 4 km (2 miles) SE of San Ramon, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 3.3 - moment magnitude (Mw) |
| Time | Monday, November 17, 2025 at 10:47:34 PM (PST) Tuesday, November 18, 2025 at 6:47:34 (UTC) |
| Distance from |
San Ramon, CA - 4 km (2 miles) SE (140 degrees) Dublin, CA - 6 km (4 miles) NNW (347 degrees) Danville, CA - 8 km (5 miles) SSE (150 degrees) Blackhawk, CA - 8 km (5 miles) SSW (208 degrees) Diablo, CA - 9 km (5 miles) S (176 degrees) |
| Coordinates | 37 deg. 45.3 min. N (37.755N), 121 deg. 57.1 min. W (121.952W) |
| Depth | 9.34 km (5.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=166, Nph=187, Dmin=3.9 km, Rmss=0.17 sec, Erho=0.1 km, Erzz=0.19 km, Gp=16 degrees |
| Event ID# | nc75264991 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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