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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 3:52:03 AM (PDT) on Tuesday, August 13, 2019.
The magnitude 0.5 event occurred 6 km (4 miles) WNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Tuesday, August 13, 2019 at 3:52:03 AM (PDT)
Tuesday, August 13, 2019 at 10:52:03 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) WNW (297 degrees)
Cobb, CA - 9 km (6 miles) WSW (257 degrees)
Cloverdale, CA - 17 km (10 miles) E (91 degrees)
Kelseyville, CA - 19 km (12 miles) S (176 degrees)
Middletown, CA - 19 km (12 miles) WNW (288 degrees)
Coordinates 38 deg. 48.2 min. N (38.804N), 122 deg. 49.4 min. W (122.823W)
Depth 2.73 km (1.7 miles)
Quality Excellent
Location Quality Parameters Nst=16, Nph=16, Dmin=0.0 km, Rmss=0.05 sec, Erho=0.35 km, Erzz=0.55 km, Gp=69 degrees
Event ID# nc73250015
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