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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 10:43:20 PM (PDT) on Sunday, September 8, 2019.
The magnitude 0.6 event occurred 7 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.6 - duration magnitude (Md)
Time Sunday, September 8, 2019 at 10:43:20 PM (PDT)
Monday, September 9, 2019 at 5:43:20 (UTC)
Distance from Cobb, CA - 7 km (4 miles) WNW (282 degrees)
The Geysers, CA - 7 km (5 miles) NNW (329 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (168 degrees)
Middletown, CA - 18 km (11 miles) WNW (300 degrees)
Lower Lake, CA - 19 km (11 miles) WSW (243 degrees)
Coordinates 38 deg. 50.1 min. N (38.834N), 122 deg. 48.0 min. W (122.800W)
Depth 2.51 km (1.6 miles)
Quality Good
Location Quality Parameters Nst=7, Nph=7, Dmin=1.0 km, Rmss=0.02 sec, Erho=0.52 km, Erzz=1.2 km, Gp=100 degrees
Event ID# nc73267880
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