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 2:56:54 PM (PST) on Saturday, November 15, 2025.
The magnitude 2.5 event occurred 3 km (2 miles) ESE of San Ramon, CA.
The hypocentral depth is 9 km ( 5 miles).
| Magnitude | 2.5 - duration magnitude (Md) |
| Time | Saturday, November 15, 2025 at 2:56:54 PM (PST) Saturday, November 15, 2025 at 22:56:54 (UTC) |
| Distance from |
San Ramon, CA - 3 km (2 miles) ESE (123 degrees) Dublin, CA - 7 km (4 miles) N (352 degrees) Blackhawk, CA - 7 km (4 miles) SSW (209 degrees) Diablo, CA - 8 km (5 miles) S (173 degrees) Danville, CA - 8 km (5 miles) SE (144 degrees) |
| Coordinates | 37 deg. 45.9 min. N (37.764N), 121 deg. 56.8 min. W (121.947W) |
| Depth | 8.72 km (5.40 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=45, Nph=42, Dmin=2.9 km, Rmss=0.06 sec, Erho=0.14 km, Erzz=0.300000012 km, Gp=38 degrees |
| Event ID# | nc75263831 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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