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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:39:05 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 0.8 event occurred 9 km (5 miles) N of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 0.8 - duration magnitude (Md)
Time Tuesday, May 7, 2013 at 4:39:05 PM (PDT)
Tuesday, May 7, 2013 at 23:39:05 (UTC)
Distance from The Geysers, CA - 9 km (5 miles) N (358 degrees)
Kelseyville, CA - 12 km (7 miles) SSE (168 degrees)
Clearlake, CA - 18 km (11 miles) WSW (240 degrees)
Ukiah, CA - 46 km (29 miles) SE (132 degrees)
Coordinates 38 deg. 52.5 min. N (38.875N), 122 deg. 48.6 min. W (122.810W)
Depth 2.3 km (1.4 miles)
Quality Good
Location Quality Parameters Nst= 26, Nph= 26, Dmin=0 km, Rmss=0.06 sec, Erho=0.2 km, Erzz=0.3 km, Gp=115.2 degrees
Event ID# nc71987526
Additional Information map || waveforms
   Waveforms
NCSS First Motion Mechanism 1

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