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 11:21:35 PM (PDT) on Sunday, October 26, 2025.
The magnitude 1.1 event occurred 2 km (1 miles) NNW of The Geysers, CA.
The hypocentral depth is 0.24 km (0.10 miles).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Sunday, October 26, 2025 at 11:21:35 PM (PDT) Monday, October 27, 2025 at 6:21:35 (UTC) |
| Distance from |
The Geysers, CA - 2 km (1 miles) NNW (339 degrees) Cobb, CA - 5 km (3 miles) SW (231 degrees) Middletown, CA - 14 km (9 miles) WNW (290 degrees) Hidden Valley Lake, CA - 18 km (11 miles) W (266 degrees) Lower Lake, CA - 19 km (12 miles) SW (226 degrees) |
| Coordinates | 38 deg. 47.7 min. N (38.796N), 122 deg. 45.9 min. W (122.765W) |
| Depth | 0.24 km (0.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=2.0 km, Rmss=0.08 sec, Erho=0.32 km, Erzz=2.06999993 km, Gp=78 degrees |
| Event ID# | nc75255111 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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