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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 11:39:34 PM (PDT) on Wednesday, May 1, 2013.
The magnitude 0.8 event occurred 20 km (12 miles) ESE of Anza, CA.
The hypocentral depth is 10 km ( 6 miles).




Magnitude 0.8 - local magnitude (Ml)
Time Wednesday, May 1, 2013 at 11:39:34 PM (PDT)
Thursday, May 2, 2013 at 6:39:34 (UTC)
Distance from Anza, CA - 20 km (12 miles) ESE (107 degrees)
Palm Desert, CA - 25 km (16 miles) SSW (196 degrees)
Borrego Springs, CA - 29 km (18 miles) NNW (343 degrees)
Palm Springs, CA - 36 km (22 miles) SSE (168 degrees)
Coordinates 33 deg. 30.1 min. N (33.502N), 116 deg. 28.0 min. W (116.466W)
Depth 9.8 km (6.1 miles)
Quality Good
Location Quality Parameters Nst= 27, Nph= 44, Dmin=4 km, Rmss=0.16 sec, Erho=0.3 km, Erzz=0.5 km, Gp=100.8 degrees
Event ID ci15336265
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