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 6:57:32 PM (PST) on Sunday, November 9, 2025.
The magnitude 1.4 event occurred 3 km (2 miles) SE of San Ramon, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Sunday, November 9, 2025 at 6:57:32 PM (PST) Monday, November 10, 2025 at 2:57:32 (UTC) |
| Distance from |
San Ramon, CA - 3 km (2 miles) SE (133 degrees) Dublin, CA - 6 km (4 miles) N (349 degrees) Danville, CA - 8 km (5 miles) SSE (147 degrees) Blackhawk, CA - 8 km (5 miles) SSW (208 degrees) Diablo, CA - 9 km (5 miles) S (175 degrees) |
| Coordinates | 37 deg. 45.5 min. N (37.758N), 121 deg. 56.9 min. W (121.949W) |
| Depth | 7.10 km (4.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=3.5 km, Rmss=0.01 sec, Erho=0.32 km, Erzz=0.649999976 km, Gp=92 degrees |
| Event ID# | nc75261421 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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