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 minor earthquake occurred at 8:23:08 AM (PDT) on Tuesday, July 15, 2025.
The magnitude 3.3 event occurred 143 km (89 miles) W of Ferndale, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 3.3 - local magnitude (Ml)
Time Tuesday, July 15, 2025 at 8:23:08 AM (PDT)
Tuesday, July 15, 2025 at 15:23:08 (UTC)
Distance from Ferndale, CA - 143 km (89 miles) W (261 degrees)
Fortuna, CA - 153 km (95 miles) W (261 degrees)
Humboldt Hill, CA - 153 km (95 miles) WSW (255 degrees)
Bayview, CA - 155 km (96 miles) WSW (253 degrees)
Rio Dell, CA - 156 km (97 miles) W (265 degrees)
Coordinates 40 deg. 21.8 min. N (40.363N), 125 deg. 56.2 min. W (125.936W)
Depth 10.12 km (6.30 miles)
Quality Poor
Location Quality Parameters Nst=85, Nph=89, Dmin=135.7 km, Rmss=0.32 sec, Erho=1.67 km, Erzz=31.61 km, Gp=275 degrees
Event ID# nc75210257
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