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 8:40:13 AM (PDT) on Saturday, September 13, 2025.
The magnitude 2.9 event occurred 103 km (64 miles) W of Ferndale, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 2.9 - local magnitude (Ml)
Time Saturday, September 13, 2025 at 8:40:13 AM (PDT)
Saturday, September 13, 2025 at 15:40:13 (UTC)
Distance from Ferndale, CA - 103 km (64 miles) W (263 degrees)
Fortuna, CA - 112 km (70 miles) W (263 degrees)
Humboldt Hill, CA - 112 km (70 miles) WSW (255 degrees)
Bayview, CA - 114 km (71 miles) WSW (253 degrees)
Pine Hills, CA - 115 km (72 miles) WSW (255 degrees)
Coordinates 40 deg. 27.7 min. N (40.462N), 125 deg. 28.3 min. W (125.471W)
Depth 10.00 km (6.20 miles)
Quality Poor
Location Quality Parameters Nst=104, Nph=115, Dmin=110.5 km, Rmss=0.49 sec, Erho=4.65 km, Erzz=1.953 km, Gp=254 degrees
Event ID# nc75237412
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