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

A micro earthquake occurred at 7:13:57 PM (PDT) on Friday, May 3, 2013.
The magnitude 0.6 event occurred 5 km (3 miles) NNE (19 degrees) of Devore, CA.
The hypocentral depth is 15 km ( 9 miles).



Magnitude 0.6 - local magnitude (Ml)
Time Friday, May 3, 2013 at 7:13:57 PM (PDT)
Saturday, May 4, 2013 at 2:13:57 (UTC)
Distance from Devore, CA - 5 km (3 miles) NNE (19 degrees)
Rialto, CA - 17 km (11 miles) N (356 degrees)
Fontana, CA - 18 km (11 miles) NNE (15 degrees)
San Bernardino, CA - 19 km (12 miles) NNW (335 degrees)
Coordinates 34 deg. 15.8 min. N (34.264N), 117 deg. 23.1 min. W (117.384W)
Depth 14.7 km (9.1 miles)
Quality Fair
Location Quality Parameters Nst= 9, Nph= 14, Dmin=4 km, Rmss=0.06 sec, Erho=1.1 km, Erzz=0.7 km, Gp=208.8 degrees
Event ID# ci15337177
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