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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 7:16:47 AM (PDT) on Monday, August 12, 2019.
The magnitude 0.9 event occurred 6 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.9 - duration magnitude (Md)
Time Monday, August 12, 2019 at 7:16:47 AM (PDT)
Monday, August 12, 2019 at 14:16:47 (UTC)
Distance from Cobb, CA - 6 km (4 miles) WNW (283 degrees)
The Geysers, CA - 7 km (4 miles) NNW (333 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (166 degrees)
Soda Bay, CA - 18 km (11 miles) S (181 degrees)
Middletown, CA - 18 km (11 miles) WNW (301 degrees)
Coordinates 38 deg. 50.1 min. N (38.835N), 122 deg. 47.6 min. W (122.794W)
Depth 2.51 km (1.6 miles)
Quality Excellent
Location Quality Parameters Nst=11, Nph=11, Dmin=0.0 km, Rmss=0.04 sec, Erho=0.37 km, Erzz=0.69 km, Gp=83 degrees
Event ID# nc73248311
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