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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 11:29:59 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 0.9 event occurred 12 km (8 miles) SSW of Borrego Springs, CA.
The hypocentral depth is 9 km ( 6 miles).



Magnitude 0.9 - local magnitude (Ml)
Time Wednesday, May 1, 2013 at 11:29:59 PM (PDT)
Thursday, May 2, 2013 at 6:29:59 (UTC)
Distance from Borrego Springs, CA - 12 km (8 miles) SSW (199 degrees)
Julian, CA - 19 km (12 miles) ENE (65 degrees)
Ocotillo Wells, CA - 26 km (16 miles) W (271 degrees)
Palm Springs, CA - 75 km (47 miles) S (171 degrees)
Coordinates 33 deg. 8.9 min. N (33.149N), 116 deg. 25.0 min. W (116.416W)
Depth 8.9 km (5.5 miles)
Quality Fair
Location Quality Parameters Nst= 22, Nph= 33, Dmin=13 km, Rmss=0.24 sec, Erho=0.8 km, Erzz=0.8 km, Gp=183.6 degrees
Event ID# ci15336257
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