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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 4:38:54 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 0.6 event occurred 6 km (4 miles) E (86 degrees) of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).



Magnitude 0.6 - duration magnitude (Md)
Time Wednesday, May 1, 2013 at 4:38:54 PM (PDT)
Wednesday, May 1, 2013 at 23:38:54 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) E (86 degrees)
Lower Lake, CA - 17 km (10 miles) SW (223 degrees)
Clearlake, CA - 20 km (12 miles) SSW (210 degrees)
Santa Rosa, CA - 40 km (25 miles) N (357 degrees)
Coordinates 38 deg. 48.1 min. N (38.801N), 122 deg. 44.4 min. W (122.740W)
Depth 1.3 km (0.8 miles)
Quality Good
Location Quality Parameters Nst= 9, Nph= 9, Dmin=2 km, Rmss=0.05 sec, Erho=0.3 km, Erzz=1.4 km, Gp=97.2 degrees
Event ID# nc71980410
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