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 9:04:12 PM (PDT) on Wednesday, August 27, 2025.
The magnitude 0.9 event occurred 11 km (7 miles) NW of The Geysers, CA.
The hypocentral depth is 16 km (10 miles).
| Magnitude | 0.9 - duration magnitude (Md) |
| Time | Wednesday, August 27, 2025 at 9:04:12 PM (PDT) Thursday, August 28, 2025 at 4:04:12 (UTC) |
| Distance from |
The Geysers, CA - 11 km (7 miles) NW (316 degrees) Cobb, CA - 11 km (7 miles) WNW (286 degrees) Kelseyville, CA - 14 km (9 miles) S (181 degrees) Cloverdale, CA - 16 km (10 miles) ENE (73 degrees) Soda Bay, CA - 18 km (11 miles) SSW (195 degrees) |
| Coordinates | 38 deg. 50.9 min. N (38.848N), 122 deg. 50.6 min. W (122.843W) |
| Depth | 15.95 km (9.90 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=12, Nph=12, Dmin=1.2 km, Rmss=0.09 sec, Erho=2.54 km, Erzz=10.0100002 km, Gp=217 degrees |
| Event ID# | nc75229677 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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