Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #905520: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 7:44:36 PM (PDT) on Monday, October 6, 2025.
The magnitude 2.2 event occurred 9 km (6 miles) W of Greenville, CA.
The hypocentral depth is -1 km (-1 miles).
| Magnitude | 2.2 - local magnitude (Ml) |
| Time | Monday, October 6, 2025 at 7:44:36 PM (PDT) Tuesday, October 7, 2025 at 2:44:36 (UTC) |
| Distance from |
Greenville, CA - 9 km (6 miles) W (277 degrees) Chester, CA - 23 km (14 miles) SE (140 degrees) Quincy, CA - 26 km (16 miles) NNW (338 degrees) East Quincy, CA - 28 km (17 miles) NNW (330 degrees) Susanville, CA - 46 km (29 miles) SW (230 degrees) |
| Coordinates | 40 deg. 9.0 min. N (40.150N), 121 deg. 3.6 min. W (121.060W) |
| Depth | -1.25 km (-0.80 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=11, Nph=18, Dmin=40.0 km, Rmss=0.22 sec, Erho=0.67 km, Erzz=15.1400003 km, Gp=172.94 degrees |
| Event ID# | nc75245841 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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