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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 0:37:23 AM (PST) on Monday, December 3, 2018.
The magnitude 0.6 event occurred 9 km (6 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.6 - duration magnitude (Md)
Time Monday, December 3, 2018 at 0:37:23 AM (PST)
Monday, December 3, 2018 at 8:37:23 (UTC)
Distance from The Geysers, CA - 9 km (6 miles) NW (316 degrees)
Cobb, CA - 10 km (6 miles) W (281 degrees)
Kelseyville, CA - 16 km (10 miles) S (177 degrees)
Cloverdale, CA - 17 km (10 miles) ENE (77 degrees)
Soda Bay, CA - 19 km (12 miles) S (191 degrees)
Coordinates 38 deg. 50.3 min. N (38.838N), 122 deg. 49.9 min. W (122.831W)
Depth 2.15 km (1.3 miles)
Quality Good
Location Quality Parameters Nst=9, Nph=9, Dmin=0.4 km, Rmss=0.01 sec, Erho=0.41 km, Erzz=0.71 km, Gp=157 degrees
Event ID# nc73118551
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