Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
An earthquake occurred at 6:28:15 PM (PDT) on Friday, September 26, 2025.
The magnitude -0.1 event occurred 4 km (2 miles) SSE of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | -0.1 - duration magnitude (Md) |
| Time | Friday, September 26, 2025 at 6:28:15 PM (PDT) Saturday, September 27, 2025 at 1:28:15 (UTC) |
| Distance from |
The Geysers, CA - 4 km (2 miles) SSE (147 degrees) Cobb, CA - 8 km (5 miles) S (185 degrees) Middletown, CA - 10 km (6 miles) W (267 degrees) Hidden Valley Lake, CA - 16 km (10 miles) WSW (246 degrees) Healdsburg, CA - 19 km (12 miles) NE (38 degrees) |
| Coordinates | 38 deg. 44.9 min. N (38.748N), 122 deg. 43.9 min. W (122.732W) |
| Depth | 1.38 km (0.90 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=3, Nph=6, Dmin=1.2 km, Rmss=0.02 sec, Erho=0.94 km, Erzz=0.65 km, Gp=272 degrees |
| Event ID# | nc75242447 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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