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 8:56:32 PM (PST) on Thursday, December 11, 2025.
The magnitude 0.6 event occurred 1 km (1 miles) N of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 0.6 - duration magnitude (Md) |
| Time | Thursday, December 11, 2025 at 8:56:32 PM (PST) Friday, December 12, 2025 at 4:56:32 (UTC) |
| Distance from |
The Geysers, CA - 1 km (1 miles) N (358 degrees) Cobb, CA - 5 km (3 miles) SW (218 degrees) Middletown, CA - 13 km (8 miles) WNW (288 degrees) Hidden Valley Lake, CA - 17 km (11 miles) W (263 degrees) Lower Lake, CA - 19 km (12 miles) SW (223 degrees) |
| Coordinates | 38 deg. 47.3 min. N (38.789N), 122 deg. 45.4 min. W (122.757W) |
| Depth | 2.79 km (1.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=1.8 km, Rmss=0.02 sec, Erho=0.47 km, Erzz=1.21000004 km, Gp=121 degrees |
| Event ID# | nc75278581 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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