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 5:58:04 PM (PST) on Friday, November 7, 2025.
The magnitude 1.1 event occurred 2 km (1 miles) SSE of Alamo, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Friday, November 7, 2025 at 5:58:04 PM (PST) Saturday, November 8, 2025 at 1:58:04 (UTC) |
| Distance from |
Alamo, CA - 2 km (1 miles) SSE (162 degrees) Danville, CA - 3 km (2 miles) WNW (300 degrees) Diablo, CA - 6 km (4 miles) W (268 degrees) San Ramon, CA - 7 km (4 miles) NW (325 degrees) Saranap, CA - 7 km (5 miles) SE (142 degrees) |
| Coordinates | 37 deg. 50.0 min. N (37.833N), 122 deg. 1.5 min. W (122.025W) |
| Depth | 6.74 km (4.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=3.8 km, Rmss=0.04 sec, Erho=0.32 km, Erzz=0.720000029 km, Gp=150 degrees |
| Event ID# | nc75260386 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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