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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:48:30 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 0.2 event occurred 4 km (3 miles) N (6 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.2 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 7:48:30 PM (PDT)
Wednesday, May 8, 2013 at 2:48:30 (UTC)
Distance from The Geysers, CA - 4 km (3 miles) N (6 degrees)
Kelseyville, CA - 16 km (10 miles) S (169 degrees)
Cloverdale, CA - 19 km (12 miles) E (80 degrees)
Santa Rosa, CA - 45 km (28 miles) N (350 degrees)
Coordinates 38 deg. 50.1 min. N (38.836N), 122 deg. 48.1 min. W (122.802W)
Depth 2 km (1.2 miles)
Quality Excellent
Location Quality Parameters Nst= 16, Nph= 16, Dmin=2 km, Rmss=0.04 sec, Erho=0.3 km, Erzz=0.5 km, Gp=64.8 degrees
Event ID# nc71987626
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