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 7:10:48 PM (PDT) on Saturday, September 27, 2025.
The magnitude 0.3 event occurred 3 km (2 miles) NW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 0.3 - duration magnitude (Md) |
| Time | Saturday, September 27, 2025 at 7:10:48 PM (PDT) Sunday, September 28, 2025 at 2:10:48 (UTC) |
| Distance from |
The Geysers, CA - 3 km (2 miles) NW (319 degrees) Cobb, CA - 6 km (4 miles) WSW (245 degrees) Middletown, CA - 15 km (10 miles) WNW (290 degrees) Lower Lake, CA - 19 km (12 miles) SW (231 degrees) Hidden Valley Lake, CA - 19 km (12 miles) W (268 degrees) |
| Coordinates | 38 deg. 48.1 min. N (38.801N), 122 deg. 47.0 min. W (122.783W) |
| Depth | 3.88 km (2.40 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=10, Nph=10, Dmin=1.4 km, Rmss=0.04 sec, Erho=0.65 km, Erzz=1.54999995 km, Gp=77 degrees |
| Event ID# | nc75242812 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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