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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #1: 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 8:27:24 AM (PDT) on Monday, May 6, 2013.
The magnitude 1.4 event occurred 5 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.4 - duration magnitude (Md)
Time Monday, May 6, 2013 at 8:27:24 AM (PDT)
Monday, May 6, 2013 at 15:27:24 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) NNW (337 degrees)
Kelseyville, CA - 15 km (10 miles) S (177 degrees)
Cloverdale, CA - 17 km (10 miles) ENE (77 degrees)
Santa Rosa, CA - 46 km (28 miles) NNW (347 degrees)
Coordinates 38 deg. 50.4 min. N (38.840N), 122 deg. 49.7 min. W (122.829W)
Depth 2.3 km (1.4 miles)
Quality Excellent
Location Quality Parameters Nst= 25, Nph= 25, Dmin=1 km, Rmss=0.05 sec, Erho=0.2 km, Erzz=0.4 km, Gp=61.2 degrees
Event ID# nc71986541
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