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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 3:52:41 AM (PDT) on Friday, May 3, 2013.
The magnitude 0.4 event occurred 16 km (10 miles) ESE of Anza, CA.
The hypocentral depth is 15 km ( 9 miles).




Magnitude 0.4 - local magnitude (Ml)
Time Friday, May 3, 2013 at 3:52:41 AM (PDT)
Friday, May 3, 2013 at 10:52:41 (UTC)
Distance from Anza, CA - 16 km (10 miles) ESE (106 degrees)
Palm Desert, CA - 25 km (16 miles) SSW (206 degrees)
Cathedral City, CA - 30 km (18 miles) S (188 degrees)
Palm Springs, CA - 33 km (21 miles) S (174 degrees)
Coordinates 33 deg. 31.0 min. N (33.517N), 116 deg. 30.6 min. W (116.510W)
Depth 15.1 km (9.4 miles)
Quality Excellent
Location Quality Parameters Nst= 26, Nph= 47, Dmin=5 km, Rmss=0.13 sec, Erho=0.3 km, Erzz=0.4 km, Gp=79.2 degrees
Event ID ci15336849
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