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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 0:36:40 AM (PDT) on Saturday, May 4, 2013.
The magnitude 0.7 event occurred 2 km (1 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 0.7 - duration magnitude (Md)
Time Saturday, May 4, 2013 at 0:36:40 AM (PDT)
Saturday, May 4, 2013 at 7:36:40 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NW (311 degrees)
Cloverdale, CA - 17 km (10 miles) E (88 degrees)
Kelseyville, CA - 19 km (12 miles) S (176 degrees)
Santa Rosa, CA - 42 km (26 miles) NNW (347 degrees)
Coordinates 38 deg. 48.6 min. N (38.810N), 122 deg. 49.5 min. W (122.825W)
Depth 2.7 km (1.7 miles)
Quality Good
Location Quality Parameters Nst= 12, Nph= 12, Dmin=0 km, Rmss=0.07 sec, Erho=0.3 km, Erzz=0.7 km, Gp=108 degrees
Event ID# nc71985156
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