Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 10:10:41 PM (PDT) on Thursday, August 7, 2025.
The magnitude 2.0 event occurred 54 km (33 miles) WSW of Ferndale, CA.
The hypocentral depth is 14 km ( 9 miles).


Magnitude 2.0 - duration magnitude (Md)
Time Thursday, August 7, 2025 at 10:10:41 PM (PDT)
Friday, August 8, 2025 at 5:10:41 (UTC)
Distance from Ferndale, CA - 54 km (33 miles) WSW (240 degrees)
Rio Dell, CA - 62 km (39 miles) WSW (253 degrees)
Fortuna, CA - 63 km (39 miles) WSW (242 degrees)
Hydesville, CA - 65 km (40 miles) WSW (249 degrees)
Humboldt Hill, CA - 68 km (42 miles) SW (231 degrees)
Coordinates 40 deg. 20.1 min. N (40.335N), 124 deg. 48.7 min. W (124.811W)
Depth 13.85 km (8.60 miles)
Quality Fair
Location Quality Parameters Nst=31, Nph=36, Dmin=40.2 km, Rmss=0.19 sec, Erho=0.71 km, Erzz=1.17 km, Gp=262 degrees
Event ID# nc75220657
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For more information, see https://earthquake.usgs.gov

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