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

A micro earthquake occurred at 3:26:51 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 0.6 event occurred 21 km (13 miles) ESE of Anza, CA.
The hypocentral depth is 12 km ( 8 miles).



Magnitude 0.6 - local magnitude (Ml)
Time Wednesday, May 1, 2013 at 3:26:51 PM (PDT)
Wednesday, May 1, 2013 at 22:26:51 (UTC)
Distance from Anza, CA - 21 km (13 miles) ESE (104 degrees)
Palm Desert, CA - 24 km (15 miles) SSW (194 degrees)
Borrego Springs, CA - 29 km (18 miles) NNW (345 degrees)
Palm Springs, CA - 35 km (22 miles) SSE (166 degrees)
Coordinates 33 deg. 30.6 min. N (33.509N), 116 deg. 27.2 min. W (116.453W)
Depth 12.5 km (7.8 miles)
Quality Good
Location Quality Parameters Nst= 18, Nph= 30, Dmin=3 km, Rmss=0.12 sec, Erho=0.4 km, Erzz=0.8 km, Gp=100.8 degrees
Event ID# ci15336145
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