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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 4:11:43 PM (PDT) on Monday, September 30, 2013.
The magnitude 0.1 event occurred 16 km (10 miles) SSE of Anza, CA.
The hypocentral depth is 9 km ( 6 miles).




Magnitude 0.1 - local magnitude (Ml)
Time Monday, September 30, 2013 at 4:11:43 PM (PDT)
Monday, September 30, 2013 at 23:11:43 (UTC)
Distance from Anza, CA - 16 km (10 miles) SSE (162 degrees)
Palomar Observatory, CA - 24 km (15 miles) ENE (72 degrees)
Lake Henshaw, CA - 24 km (15 miles) NNE (33 degrees)
Palm Springs, CA - 44 km (27 miles) S (189 degrees)
Coordinates 33 deg. 25.3 min. N (33.422N), 116 deg. 37.2 min. W (116.620W)
Depth 8.9 km (5.5 miles)
Quality Good
Location Quality Parameters Nst= 10, Nph= 14, Dmin=8 km, Rmss=0.05 sec, Erho=0.6 km, Erzz=1.1 km, Gp=111.6 degrees
Event ID ci11371794
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