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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 9:47:33 AM (PDT) on Friday, May 3, 2013.
The magnitude 0.5 event occurred 2 km (1 miles) NE (48 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.5 - duration magnitude (Md)
Time Friday, May 3, 2013 at 9:47:33 AM (PDT)
Friday, May 3, 2013 at 16:47:33 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NE (48 degrees)
Cloverdale, CA - 19 km (12 miles) E (89 degrees)
Kelseyville, CA - 19 km (12 miles) SSE (168 degrees)
Santa Rosa, CA - 41 km (26 miles) N (350 degrees)
Coordinates 38 deg. 48.4 min. N (38.807N), 122 deg. 47.6 min. W (122.794W)
Depth 1.5 km (0.9 miles)
Quality Good
Location Quality Parameters Nst= 11, Nph= 11, Dmin=0 km, Rmss=0.04 sec, Erho=0.4 km, Erzz=1 km, Gp=104.4 degrees
Event ID# nc71984811
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