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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 11:21:27 AM (PDT) on Friday, October 4, 2013.
The magnitude 1.1 event occurred 3 km (2 miles) N (10 degrees) of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 1.1 - duration magnitude (Md)
Time Friday, October 4, 2013 at 11:21:27 AM (PDT)
Friday, October 4, 2013 at 18:21:27 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) N (10 degrees)
Kelseyville, CA - 17 km (11 miles) S (169 degrees)
Cloverdale, CA - 19 km (12 miles) E (83 degrees)
Santa Rosa, CA - 43 km (27 miles) N (350 degrees)
Coordinates 38 deg. 49.5 min. N (38.825N), 122 deg. 48.0 min. W (122.801W)
Depth 3.2 km (2.0 miles)
Quality Excellent
Location Quality Parameters Nst= 16, Nph= 16, Dmin=2 km, Rmss=0.07 sec, Erho=0.3 km, Erzz=0.6 km, Gp=61.2 degrees
Event ID# nc72080991
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