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== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California



Version #2: 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 4:07:00 AM (PDT) on Wednesday, May 8, 2013.
The magnitude 1.2 event occurred 30 km (19 miles) NW of Trona, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 1.2 - local magnitude (Ml)
Time Wednesday, May 8, 2013 at 4:07:00 AM (PDT)
Wednesday, May 8, 2013 at 11:07:00 (UTC)
Distance from Trona, CA - 30 km (19 miles) NW (308 degrees)
Coso Junction, CA - 31 km (19 miles) ESE (113 degrees)
Ridgecrest, CA - 35 km (22 miles) N (5 degrees)
Olancha, CA - 51 km (32 miles) SE (139 degrees)
Coordinates 35 deg. 56.1 min. N (35.935N), 117 deg. 38.1 min. W (117.635W)
Depth 4 km (2.5 miles)
Quality Excellent
Location Quality Parameters Nst= 11, Nph= 12, Dmin=2 km, Rmss=0.09 sec, Erho=0.5 km, Erzz=0.7 km, Gp=61.2 degrees
Event ID# ci15339377
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