Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 9:52:26 AM (PST) on Sunday, November 9, 2025.
The magnitude 0.6 event occurred 4 km (2 miles) SE of San Ramon, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 0.6 - duration magnitude (Md) |
| Time | Sunday, November 9, 2025 at 9:52:26 AM (PST) Sunday, November 9, 2025 at 17:52:26 (UTC) |
| Distance from |
San Ramon, CA - 4 km (2 miles) SE (128 degrees) Dublin, CA - 6 km (4 miles) N (354 degrees) Blackhawk, CA - 8 km (5 miles) SSW (204 degrees) Diablo, CA - 9 km (5 miles) S (171 degrees) Danville, CA - 9 km (5 miles) SE (144 degrees) |
| Coordinates | 37 deg. 45.5 min. N (37.758N), 121 deg. 56.6 min. W (121.943W) |
| Depth | 6.96 km (4.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=3.3 km, Rmss=0.01 sec, Erho=0.42 km, Erzz=1.14 km, Gp=123 degrees |
| Event ID# | nc75260956 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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