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 3:24:49 AM (PDT) on Monday, October 20, 2025.
The magnitude 2.3 event occurred 11 km (7 miles) ENE (67 degrees) of Red Bluff, CA.
The hypocentral depth is 22 km (14 miles).
| Magnitude | 2.3 - duration magnitude (Md) |
| Time | Monday, October 20, 2025 at 3:24:49 AM (PDT) Monday, October 20, 2025 at 10:24:49 (UTC) |
| Distance from |
Red Bluff, CA - 11 km (7 miles) ENE (67 degrees) Gerber, CA - 18 km (11 miles) N (8 degrees) Los Molinos, CA - 22 km (13 miles) N (355 degrees) Anderson, CA - 30 km (19 miles) SSE (150 degrees) Corning, CA - 32 km (20 miles) N (9 degrees) |
| Coordinates | 40 deg. 12.9 min. N (40.215N), 122 deg. 7.3 min. W (122.121W) |
| Depth | 22.41 km (13.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=17, Nph=17, Dmin=0.8 km, Rmss=0.20 sec, Erho=0.88 km, Erzz=0.75 km, Gp=84 degrees |
| Event ID# | nc75251921 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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