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 11:50:01 PM (PDT) on Monday, August 25, 2025.
The magnitude 1.8 event occurred 3 km (2 miles) SE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Monday, August 25, 2025 at 11:50:01 PM (PDT) Tuesday, August 26, 2025 at 6:50:01 (UTC) |
| Distance from |
The Geysers, CA - 3 km (2 miles) SE (137 degrees) Cobb, CA - 7 km (4 miles) S (187 degrees) Middletown, CA - 10 km (6 miles) W (274 degrees) Hidden Valley Lake, CA - 16 km (10 miles) WSW (250 degrees) Lower Lake, CA - 20 km (12 miles) SSW (212 degrees) |
| Coordinates | 38 deg. 45.5 min. N (38.758N), 122 deg. 44.0 min. W (122.734W) |
| Depth | 1.92 km (1.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=39, Nph=39, Dmin=0.8 km, Rmss=0.07 sec, Erho=0.22 km, Erzz=0.310000002 km, Gp=37 degrees |
| Event ID# | nc75228847 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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