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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 8:56:05 PM (PDT) on Tuesday, May 7, 2013.
The magnitude 1.1 event occurred 17 km (10 miles) SE of Anza, CA.
The hypocentral depth is 14 km ( 8 miles).



Magnitude 1.1 - local magnitude (Ml)
Time Tuesday, May 7, 2013 at 8:56:05 PM (PDT)
Wednesday, May 8, 2013 at 3:56:05 (UTC)
Distance from Anza, CA - 17 km (10 miles) SE (132 degrees)
Borrego Springs, CA - 27 km (17 miles) NW (325 degrees)
Palomar Observatory, CA - 32 km (20 miles) ENE (70 degrees)
Palm Springs, CA - 40 km (25 miles) S (179 degrees)
Coordinates 33 deg. 27.3 min. N (33.455N), 116 deg. 32.4 min. W (116.540W)
Depth 13.7 km (8.5 miles)
Quality Good
Location Quality Parameters Nst= 34, Nph= 52, Dmin=7 km, Rmss=0.15 sec, Erho=0.3 km, Erzz=0.6 km, Gp=86.4 degrees
Event ID# ci15339193
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