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 6:49:30 PM (PDT) on Tuesday, October 7, 2025.
The magnitude 1.6 event occurred 10 km (6 miles) ENE (71 degrees) of Hidden Valley Lake, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Tuesday, October 7, 2025 at 6:49:30 PM (PDT) Wednesday, October 8, 2025 at 1:49:30 (UTC) |
| Distance from |
Hidden Valley Lake, CA - 10 km (6 miles) ENE (71 degrees) Lower Lake, CA - 16 km (10 miles) ESE (121 degrees) Middletown, CA - 17 km (10 miles) NE (56 degrees) Clearlake, CA - 20 km (13 miles) SE (132 degrees) Cobb, CA - 23 km (15 miles) E (86 degrees) |
| Coordinates | 38 deg. 50.2 min. N (38.836N), 122 deg. 27.2 min. W (122.453W) |
| Depth | 5.39 km (3.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=3.4 km, Rmss=0.05 sec, Erho=0.39 km, Erzz=0.610000014 km, Gp=75 degrees |
| Event ID# | nc75246351 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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