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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 5:09:54 PM (PDT) on Tuesday, August 13, 2019.
The magnitude 0.9 event occurred 6 km (4 miles) NNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.9 - duration magnitude (Md)
Time Tuesday, August 13, 2019 at 5:09:54 PM (PDT)
Wednesday, August 14, 2019 at 0:09:54 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) NNW (329 degrees)
Cobb, CA - 6 km (4 miles) W (273 degrees)
Kelseyville, CA - 17 km (11 miles) SSE (167 degrees)
Middletown, CA - 17 km (11 miles) WNW (298 degrees)
Lower Lake, CA - 18 km (11 miles) WSW (239 degrees)
Coordinates 38 deg. 49.5 min. N (38.825N), 122 deg. 47.6 min. W (122.794W)
Depth 2.66 km (1.7 miles)
Quality Excellent
Location Quality Parameters Nst=14, Nph=14, Dmin=1.4 km, Rmss=0.02 sec, Erho=0.37 km, Erzz=0.77 km, Gp=75 degrees
Event ID# nc73250400
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