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 10:14:07 PM (PDT) on Sunday, August 3, 2025.
The magnitude 1.1 event occurred 4 km (2 miles) ESE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Sunday, August 3, 2025 at 10:14:07 PM (PDT) Monday, August 4, 2025 at 5:14:07 (UTC) |
| Distance from |
The Geysers, CA - 4 km (2 miles) ESE (120 degrees) Cobb, CA - 7 km (4 miles) S (177 degrees) Middletown, CA - 9 km (6 miles) W (276 degrees) Hidden Valley Lake, CA - 15 km (9 miles) WSW (249 degrees) Lower Lake, CA - 19 km (12 miles) SSW (210 degrees) |
| Coordinates | 38 deg. 45.6 min. N (38.761N), 122 deg. 43.2 min. W (122.719W) |
| Depth | 1.76 km (1.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=0.5 km, Rmss=0.05 sec, Erho=0.32 km, Erzz=0.469999999 km, Gp=114 degrees |
| Event ID# | nc75218872 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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