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== 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 5:52:18 PM (PST) on Monday, February 10, 2020.
The magnitude 1.2 event occurred 10 km (6 miles) SSE of Willits, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 1.2 - duration magnitude (Md)
Time Monday, February 10, 2020 at 5:52:18 PM (PST)
Tuesday, February 11, 2020 at 1:52:18 (UTC)
Distance from Willits, CA - 10 km (6 miles) SSE (151 degrees)
Redwood Valley, CA - 11 km (7 miles) NW (312 degrees)
Brooktrails, CA - 14 km (9 miles) SSE (149 degrees)
Ukiah, CA - 22 km (14 miles) NNW (339 degrees)
Talmage, CA - 25 km (15 miles) NNW (333 degrees)
Coordinates 39 deg. 19.9 min. N (39.332N), 123 deg. 18.0 min. W (123.300W)
Depth 5.84 km (3.6 miles)
Quality Good
Location Quality Parameters Nst=15, Nph=20, Dmin=9.3 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.83 km, Gp=100 degrees
Event ID# nc73338111
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