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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 11:41:50 AM (PDT) on Wednesday, May 8, 2013.
The magnitude 1.2 event occurred 21 km (13 miles) E of Pinnacles, CA.
The hypocentral depth is 10 km ( 6 miles).



Magnitude 1.2 - duration magnitude (Md)
Time Wednesday, May 8, 2013 at 11:41:50 AM (PDT)
Wednesday, May 8, 2013 at 18:41:50 (UTC)
Distance from Pinnacles, CA - 21 km (13 miles) E (101 degrees)
New Idria, CA - 23 km (14 miles) WNW (292 degrees)
Greenfield, CA - 36 km (22 miles) ENE (57 degrees)
King City, CA - 37 km (23 miles) NNE (32 degrees)
Coordinates 36 deg. 29.6 min. N (36.493N), 120 deg. 54.5 min. W (120.909W)
Depth 10.2 km (6.3 miles)
Quality Fair
Location Quality Parameters Nst= 17, Nph= 17, Dmin=12 km, Rmss=0.08 sec, Erho=1 km, Erzz=0.7 km, Gp=237.6 degrees
Event ID# nc71988071
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