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 6:20:51 PM (PST) on Wednesday, December 31, 2025.
The magnitude 0.8 event occurred 11 km (7 miles) NW of The Geysers, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.8 - duration magnitude (Md) |
| Time | Wednesday, December 31, 2025 at 6:20:51 PM (PST) Thursday, January 1, 2026 at 2:20:51 (UTC) |
| Distance from |
The Geysers, CA - 11 km (7 miles) NW (315 degrees) Cobb, CA - 11 km (7 miles) WNW (285 degrees) Kelseyville, CA - 15 km (9 miles) S (182 degrees) Cloverdale, CA - 16 km (10 miles) ENE (73 degrees) Soda Bay, CA - 18 km (11 miles) SSW (196 degrees) |
| Coordinates | 38 deg. 50.8 min. N (38.847N), 122 deg. 50.7 min. W (122.845W) |
| Depth | 10.07 km (6.30 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=5, Nph=5, Dmin=4.5 km, Rmss=0.03 sec, Erho=3.67 km, Erzz=5.94000006 km, Gp=186 degrees |
| Event ID# | nc75289496 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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