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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 5:54:11 AM (PDT) on Wednesday, May 7, 2008.
The magnitude 1.1 event occurred 2 km (1 miles) WNW of The Geysers, CA.
The hypocentral depth is 8 km ( 5 miles).



Magnitude 1.1 - duration magnitude (Md)
Time Wednesday, May 7, 2008 at 5:54:11 AM (PDT)
Wednesday, May 7, 2008 at 12:54:11 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) WNW (300 degrees)
Cloverdale, CA - 16 km (10 miles) E (89 degrees)
Kelseyville, CA - 19 km (12 miles) S (178 degrees)
Santa Rosa, CA - 42 km (26 miles) NNW (346 degrees)
Coordinates 38 deg. 48.5 min. N (38.809N), 122 deg. 49.7 min. W (122.829W)
Depth 7.5 km (4.7 miles)
Quality Fair
Location Quality Parameters Nst= 8, Nph= 8, Dmin=0 km, Rmss=0.01 sec, Erho=2.9 km, Erzz=2.6 km, Gp=136.8 degrees
Event ID# nc40217185
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