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 3:32:57 PM (PDT) on Sunday, September 7, 2025.
The magnitude 1.6 event occurred 33 km (21 miles) SSW of Ferndale, CA.
The hypocentral depth is 9 km ( 5 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Sunday, September 7, 2025 at 3:32:57 PM (PDT) Sunday, September 7, 2025 at 22:32:57 (UTC) |
| Distance from |
Ferndale, CA - 33 km (21 miles) SSW (202 degrees) Rio Dell, CA - 34 km (21 miles) SW (229 degrees) Hydesville, CA - 39 km (24 miles) SW (224 degrees) Fortuna, CA - 40 km (25 miles) SSW (213 degrees) Humboldt Hill, CA - 51 km (32 miles) SSW (202 degrees) |
| Coordinates | 40 deg. 17.9 min. N (40.298N), 124 deg. 24.8 min. W (124.413W) |
| Depth | 8.55 km (5.30 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=18, Nph=17, Dmin=6.1 km, Rmss=0.12 sec, Erho=1.7 km, Erzz=0.649999976 km, Gp=270 degrees |
| Event ID# | nc75234692 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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