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 8:06:18 PM (PST) on Thursday, November 20, 2025.
The magnitude 0.8 event occurred 3 km (2 miles) WSW of Cobb, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 0.8 - duration magnitude (Md) |
| Time | Thursday, November 20, 2025 at 8:06:18 PM (PST) Friday, November 21, 2025 at 4:06:18 (UTC) |
| Distance from |
Cobb, CA - 3 km (2 miles) WSW (246 degrees) The Geysers, CA - 4 km (2 miles) N (0 degrees) Middletown, CA - 14 km (9 miles) WNW (298 degrees) Lower Lake, CA - 17 km (10 miles) SW (229 degrees) Hidden Valley Lake, CA - 17 km (11 miles) W (271 degrees) |
| Coordinates | 38 deg. 48.6 min. N (38.811N), 122 deg. 45.4 min. W (122.756W) |
| Depth | 4.87 km (3.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=7, Nph=7, Dmin=1.2 km, Rmss=0.06 sec, Erho=0.7 km, Erzz=2.3900001 km, Gp=113 degrees |
| Event ID# | nc75266901 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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