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 6:28:42 PM (PDT) on Monday, September 8, 2025.
The magnitude 2.9 event occurred 32 km (20 miles) SSW of Ferndale, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 2.9 - duration magnitude (Md) |
| Time | Monday, September 8, 2025 at 6:28:42 PM (PDT) Tuesday, September 9, 2025 at 1:28:42 (UTC) |
| Distance from |
Ferndale, CA - 32 km (20 miles) SSW (205 degrees) Rio Dell, CA - 34 km (21 miles) SW (232 degrees) Hydesville, CA - 38 km (24 miles) SW (227 degrees) Fortuna, CA - 39 km (24 miles) SW (215 degrees) Humboldt Hill, CA - 50 km (31 miles) SSW (203 degrees) |
| Coordinates | 40 deg. 18.8 min. N (40.313N), 124 deg. 25.3 min. W (124.422W) |
| Depth | 9.52 km (5.90 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=19, Nph=19, Dmin=7.3 km, Rmss=0.07 sec, Erho=1.71 km, Erzz=0.479999989 km, Gp=272 degrees |
| Event ID# | nc75235207 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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