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 9:03:02 PM (PDT) on Thursday, October 30, 2025.
The magnitude 2.2 event occurred 2 km (1 miles) SSE of Covelo, CA.
The hypocentral depth is -1 km (-0.50 miles).


Magnitude 2.2 - duration magnitude (Md)
Time Thursday, October 30, 2025 at 9:03:02 PM (PDT)
Friday, October 31, 2025 at 4:03:02 (UTC)
Distance from Covelo, CA - 2 km (1 miles) SSE (150 degrees)
Laytonville, CA - 23 km (14 miles) ENE (65 degrees)
Brooktrails, CA - 39 km (24 miles) NNE (19 degrees)
Willits, CA - 42 km (26 miles) NNE (14 degrees)
Redwood Valley, CA - 57 km (35 miles) N (357 degrees)
Coordinates 39 deg. 46.6 min. N (39.777N), 123 deg. 14.1 min. W (123.236W)
Depth -0.83 km (-0.50 miles)
Quality Fair
Location Quality Parameters Nst=24, Nph=23, Dmin=13.3 km, Rmss=0.19 sec, Erho=0.32 km, Erzz=5.53999996 km, Gp=66 degrees
Event ID# nc75256911
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