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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 2:20:03 PM (PDT) on Monday, September 9, 2019.
The magnitude 1.1 event occurred 6 km (4 miles) WNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 1.1 - duration magnitude (Md)
Time Monday, September 9, 2019 at 2:20:03 PM (PDT)
Monday, September 9, 2019 at 21:20:03 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) WNW (301 degrees)
Cobb, CA - 9 km (5 miles) W (259 degrees)
Cloverdale, CA - 17 km (11 miles) E (89 degrees)
Kelseyville, CA - 19 km (12 miles) S (175 degrees)
Middletown, CA - 19 km (12 miles) WNW (289 degrees)
Coordinates 38 deg. 48.4 min. N (38.807N), 122 deg. 49.2 min. W (122.821W)
Depth 2.54 km (1.6 miles)
Quality Excellent
Location Quality Parameters Nst=22, Nph=22, Dmin=0.8 km, Rmss=0.04 sec, Erho=0.21 km, Erzz=0.43 km, Gp=56 degrees
Event ID# nc73268230
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