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 12:40:45 PM (PDT) on Friday, August 22, 2025.
The magnitude 0.2 event occurred 9 km (6 miles) WNW of Cobb, CA.
The hypocentral depth is 9 km ( 5 miles).
| Magnitude | 0.2 - duration magnitude (Md) |
| Time | Friday, August 22, 2025 at 12:40:45 PM (PDT) Friday, August 22, 2025 at 19:40:45 (UTC) |
| Distance from |
Cobb, CA - 9 km (6 miles) WNW (292 degrees) The Geysers, CA - 10 km (6 miles) NW (326 degrees) Kelseyville, CA - 14 km (9 miles) S (174 degrees) Soda Bay, CA - 17 km (10 miles) S (190 degrees) Cloverdale, CA - 18 km (11 miles) ENE (72 degrees) |
| Coordinates | 38 deg. 51.3 min. N (38.854N), 122 deg. 49.4 min. W (122.823W) |
| Depth | 8.51 km (5.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=0.0 km, Rmss=0.14 sec, Erho=1.54 km, Erzz=2.19000006 km, Gp=110 degrees |
| Event ID# | nc75227257 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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