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 2:01:08 AM (PDT) on Tuesday, October 7, 2025.
The magnitude 0.5 event occurred 1 km (1 miles) NE (41 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 0.5 - duration magnitude (Md) |
| Time | Tuesday, October 7, 2025 at 2:01:08 AM (PDT) Tuesday, October 7, 2025 at 9:01:08 (UTC) |
| Distance from |
The Geysers, CA - 1 km (1 miles) NE (41 degrees) Cobb, CA - 4 km (3 miles) SSW (207 degrees) Middletown, CA - 12 km (7 miles) WNW (289 degrees) Hidden Valley Lake, CA - 16 km (10 miles) W (262 degrees) Lower Lake, CA - 18 km (11 miles) SW (221 degrees) |
| Coordinates | 38 deg. 47.2 min. N (38.786N), 122 deg. 44.8 min. W (122.746W) |
| Depth | 1.72 km (1.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=7, Nph=7, Dmin=0.9 km, Rmss=0.01 sec, Erho=0.35 km, Erzz=0.680000007 km, Gp=120 degrees |
| Event ID# | nc75245971 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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