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 9:19:01 AM (PST) on Thursday, December 11, 2025.
The magnitude 2.4 event occurred 5 km (3 miles) N of Dublin, CA.
The hypocentral depth is 7 km ( 5 miles).
| Magnitude | 2.4 - duration magnitude (Md) |
| Time | Thursday, December 11, 2025 at 9:19:01 AM (PST) Thursday, December 11, 2025 at 17:19:01 (UTC) |
| Distance from |
Dublin, CA - 5 km (3 miles) N (359 degrees) San Ramon, CA - 5 km (3 miles) SE (134 degrees) Blackhawk, CA - 8 km (5 miles) SSW (197 degrees) Diablo, CA - 10 km (6 miles) S (169 degrees) Danville, CA - 10 km (6 miles) SE (146 degrees) |
| Coordinates | 37 deg. 44.9 min. N (37.748N), 121 deg. 56.2 min. W (121.937W) |
| Depth | 7.35 km (4.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=12, Nph=12, Dmin=11.4 km, Rmss=0.10 sec, Erho=0.37 km, Erzz=1.21000004 km, Gp=114 degrees |
| Event ID# | nc75278296 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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