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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 12:56:01 PM (PST) on Thursday, February 13, 2020.
The magnitude 0.4 event occurred 2 km (2 miles) NNE (13 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.4 - duration magnitude (Md)
Time Thursday, February 13, 2020 at 12:56:01 PM (PST)
Thursday, February 13, 2020 at 20:56:01 (UTC)
Distance from The Geysers, CA - 2 km (2 miles) NNE (13 degrees)
Cobb, CA - 4 km (2 miles) SW (222 degrees)
Middletown, CA - 13 km (8 miles) WNW (294 degrees)
Hidden Valley Lake, CA - 17 km (10 miles) W (266 degrees)
Lower Lake, CA - 17 km (11 miles) SW (224 degrees)
Coordinates 38 deg. 47.9 min. N (38.799N), 122 deg. 45.0 min. W (122.750W)
Depth 1.61 km (1.0 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=10, Dmin=0.9 km, Rmss=0.01 sec, Erho=0.35 km, Erzz=0.74 km, Gp=98 degrees
Event ID# nc73340765
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