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Southern California Earthquake Data Center

Recent Earthquakes

Recent Earthquakes in California and Nevada

== 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 9:02:39 AM (PDT) on Saturday, May 4, 2013.
The magnitude 0.6 event occurred 18 km (11 miles) ESE of Anza, CA.
The hypocentral depth is 16 km (10 miles).




Magnitude 0.6 - local magnitude (Ml)
Time Saturday, May 4, 2013 at 9:02:39 AM (PDT)
Saturday, May 4, 2013 at 16:02:39 (UTC)
Distance from Anza, CA - 18 km (11 miles) ESE (112 degrees)
Palm Desert, CA - 27 km (17 miles) SSW (200 degrees)
Borrego Springs, CA - 28 km (18 miles) NNW (338 degrees)
Palm Springs, CA - 36 km (23 miles) S (171 degrees)
Coordinates 33 deg. 29.5 min. N (33.492N), 116 deg. 29.3 min. W (116.488W)
Depth 16.5 km (10.3 miles)
Quality Good
Location Quality Parameters Nst= 19, Nph= 35, Dmin=7 km, Rmss=0.12 sec, Erho=0.5 km, Erzz=0.6 km, Gp=136.8 degrees
Event ID ci15337601
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