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 12:39:35 PM (PDT) on Sunday, August 17, 2025.
The magnitude 1.4 event occurred 4 km (2 miles) E (82 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Sunday, August 17, 2025 at 12:39:35 PM (PDT) Sunday, August 17, 2025 at 19:39:35 (UTC) |
| Distance from |
The Geysers, CA - 4 km (2 miles) E (82 degrees) Cobb, CA - 5 km (3 miles) SSE (168 degrees) Middletown, CA - 9 km (6 miles) WNW (292 degrees) Hidden Valley Lake, CA - 14 km (8 miles) WSW (258 degrees) Lower Lake, CA - 17 km (10 miles) SSW (212 degrees) |
| Coordinates | 38 deg. 46.9 min. N (38.782N), 122 deg. 42.7 min. W (122.712W) |
| Depth | 2.12 km (1.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=23, Nph=23, Dmin=1.9 km, Rmss=0.04 sec, Erho=0.25 km, Erzz=0.439999998 km, Gp=73 degrees |
| Event ID# | nc75225127 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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