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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 5:58:46 PM (PDT) on Thursday, May 2, 2013.
The magnitude 0.5 event occurred 6 km (4 miles) NW of The Geysers, CA.
The hypocentral depth is 0 km (0.0 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Thursday, May 2, 2013 at 5:58:46 PM (PDT)
Friday, May 3, 2013 at 0:58:46 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) NW (307 degrees)
Cloverdale, CA - 14 km (9 miles) ENE (78 degrees)
Kelseyville, CA - 17 km (10 miles) S (187 degrees)
Santa Rosa, CA - 45 km (28 miles) NNW (344 degrees)
Coordinates 38 deg. 49.8 min. N (38.831N), 122 deg. 51.7 min. W (122.861W)
Depth 0 km (0.0 miles)
Quality Good
Location Quality Parameters Nst= 8, Nph= 8, Dmin=1 km, Rmss=0.08 sec, Erho=0.7 km, Erzz=1.3 km, Gp=115.2 degrees
Event ID# nc71984406
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