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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 8:44:16 PM (PDT) on Thursday, May 21, 2020.
The magnitude 1.2 event occurred 8 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.2 - duration magnitude (Md)
Time Thursday, May 21, 2020 at 8:44:16 PM (PDT)
Friday, May 22, 2020 at 3:44:16 (UTC)
Distance from The Geysers, CA - 8 km (5 miles) NW (318 degrees)
Cobb, CA - 8 km (5 miles) W (277 degrees)
Kelseyville, CA - 16 km (10 miles) S (173 degrees)
Cloverdale, CA - 18 km (11 miles) E (81 degrees)
Soda Bay, CA - 19 km (12 miles) S (187 degrees)
Coordinates 38 deg. 49.9 min. N (38.831N), 122 deg. 49.1 min. W (122.818W)
Depth 1.63 km (1.0 miles)
Quality Excellent
Location Quality Parameters Nst=24, Nph=24, Dmin=1.1 km, Rmss=0.03 sec, Erho=0.19 km, Erzz=0.4 km, Gp=48 degrees
Event ID# nc73392766
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