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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 7:51:24 AM (PST) on Tuesday, February 11, 2020.
The magnitude 0.3 event occurred 7 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.3 - duration magnitude (Md)
Time Tuesday, February 11, 2020 at 7:51:24 AM (PST)
Tuesday, February 11, 2020 at 15:51:24 (UTC)
Distance from The Geysers, CA - 7 km (5 miles) NW (311 degrees)
Cobb, CA - 8 km (5 miles) W (268 degrees)
Cloverdale, CA - 17 km (11 miles) E (85 degrees)
Kelseyville, CA - 18 km (11 miles) S (175 degrees)
Middletown, CA - 19 km (12 miles) WNW (293 degrees)
Coordinates 38 deg. 49.2 min. N (38.820N), 122 deg. 49.2 min. W (122.820W)
Depth 2.78 km (1.7 miles)
Quality Excellent
Location Quality Parameters Nst=22, Nph=24, Dmin=0.9 km, Rmss=0.04 sec, Erho=0.19 km, Erzz=0.48 km, Gp=46 degrees
Event ID# nc73338306
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