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 5:07:33 PM (PDT) on Saturday, August 16, 2025.
The magnitude 1.7 event occurred 38 km (23 miles) SW of Ferndale, CA.
The hypocentral depth is 20 km (12 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Saturday, August 16, 2025 at 5:07:33 PM (PDT) Sunday, August 17, 2025 at 0:07:33 (UTC) |
| Distance from |
Ferndale, CA - 38 km (23 miles) SW (217 degrees) Rio Dell, CA - 42 km (26 miles) WSW (240 degrees) Fortuna, CA - 45 km (28 miles) SW (225 degrees) Hydesville, CA - 46 km (28 miles) SW (234 degrees) Humboldt Hill, CA - 55 km (34 miles) SSW (212 degrees) |
| Coordinates | 40 deg. 18.5 min. N (40.308N), 124 deg. 32.0 min. W (124.534W) |
| Depth | 20.18 km (12.50 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=11, Nph=11, Dmin=16.4 km, Rmss=0.11 sec, Erho=3.9 km, Erzz=1.24000001 km, Gp=306 degrees |
| Event ID# | nc75224827 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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