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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 6:51:07 PM (PDT) on Tuesday, September 10, 2019.
The magnitude 0.6 event occurred 7 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 1 km ( 1 mile).



Magnitude 0.6 - duration magnitude (Md)
Time Tuesday, September 10, 2019 at 6:51:07 PM (PDT)
Wednesday, September 11, 2019 at 1:51:07 (UTC)
Distance from Cobb, CA - 7 km (4 miles) WNW (287 degrees)
The Geysers, CA - 8 km (5 miles) NNW (334 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (166 degrees)
Soda Bay, CA - 18 km (11 miles) S (182 degrees)
Middletown, CA - 18 km (11 miles) WNW (302 degrees)
Coordinates 38 deg. 50.4 min. N (38.840N), 122 deg. 47.8 min. W (122.796W)
Depth 1.18 km (0.7 miles)
Quality Good
Location Quality Parameters Nst=6, Nph=6, Dmin=0.5 km, Rmss=0.03 sec, Erho=0.43 km, Erzz=1.36 km, Gp=134 degrees
Event ID# nc73268855
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