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 9:56:05 PM (PDT) on Sunday, August 31, 2025.
The magnitude 0.8 event occurred 2 km (1 miles) E (86 degrees) of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | 0.8 - duration magnitude (Md) |
| Time | Sunday, August 31, 2025 at 9:56:05 PM (PDT) Monday, September 1, 2025 at 4:56:05 (UTC) |
| Distance from |
The Geysers, CA - 2 km (1 miles) E (86 degrees) Cobb, CA - 5 km (3 miles) S (186 degrees) Middletown, CA - 10 km (6 miles) WNW (287 degrees) Hidden Valley Lake, CA - 15 km (9 miles) WSW (258 degrees) Lower Lake, CA - 18 km (11 miles) SW (215 degrees) |
| Coordinates | 38 deg. 46.7 min. N (38.779N), 122 deg. 43.7 min. W (122.729W) |
| Depth | 1.21 km (0.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=8, Nph=8, Dmin=0.9 km, Rmss=0.04 sec, Erho=0.35 km, Erzz=0.790000021 km, Gp=93 degrees |
| Event ID# | nc75231492 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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