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== 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 11:45:42 PM (PST) on Monday, February 10, 2020.
The magnitude 1.0 event occurred 8 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.0 - duration magnitude (Md)
Time Monday, February 10, 2020 at 11:45:42 PM (PST)
Tuesday, February 11, 2020 at 7:45:42 (UTC)
Distance from The Geysers, CA - 8 km (5 miles) NW (319 degrees)
Cobb, CA - 8 km (5 miles) W (278 degrees)
Kelseyville, CA - 16 km (10 miles) S (174 degrees)
Cloverdale, CA - 17 km (11 miles) E (80 degrees)
Soda Bay, CA - 19 km (12 miles) S (188 degrees)
Coordinates 38 deg. 49.9 min. N (38.832N), 122 deg. 49.1 min. W (122.818W)
Depth 1.6 km (1.0 miles)
Quality Excellent
Location Quality Parameters Nst=16, Nph=16, Dmin=1.6 km, Rmss=0.02 sec, Erho=0.22 km, Erzz=0.65 km, Gp=51 degrees
Event ID# nc73338201
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