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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 8:20:06 PM (PDT) on Saturday, May 4, 2013.
The magnitude 0.9 event occurred 15 km (9 miles) ESE of Ridgecrest, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 0.9 - local magnitude (Ml)
Time Saturday, May 4, 2013 at 8:20:06 PM (PDT)
Sunday, May 5, 2013 at 3:20:06 (UTC)
Distance from Ridgecrest, CA - 15 km (9 miles) ESE (108 degrees)
Trona, CA - 24 km (15 miles) SSW (211 degrees)
Goldstone Lake, CA - 62 km (38 miles) WNW (294 degrees)
California City, CA - 65 km (40 miles) NE (39 degrees)
Coordinates 35 deg. 34.7 min. N (35.579N), 117 deg. 30.6 min. W (117.510W)
Depth 5.9 km (3.7 miles)
Quality Poor
Location Quality Parameters Nst= 9, Nph= 13, Dmin=3 km, Rmss=0.22 sec, Erho=2.7 km, Erzz=1.2 km, Gp=198 degrees
Event ID# ci15337801
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