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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 11:35:44 PM (PDT) on Sunday, September 29, 2013.
The magnitude 0.7 event occurred 4 km (3 miles) NNW of Fontana, CA.
The hypocentral depth is 2 km ( 1 mile).




Magnitude 0.7 - local magnitude (Ml)
Time Sunday, September 29, 2013 at 11:35:44 PM (PDT)
Monday, September 30, 2013 at 6:35:44 (UTC)
Distance from Fontana, CA - 4 km (3 miles) NNW (348 degrees)
Rialto, CA - 8 km (5 miles) WNW (302 degrees)
Devore, CA - 9 km (6 miles) SSW (205 degrees)
San Bernardino, CA - 14 km (9 miles) WNW (287 degrees)
Coordinates 34 deg. 8.7 min. N (34.145N), 117 deg. 26.7 min. W (117.445W)
Depth 2 km (1.2 miles)
Quality Good
Location Quality Parameters Nst= 11, Nph= 15, Dmin=9 km, Rmss=0.14 sec, Erho=0.4 km, Erzz=0.9 km, Gp=108 degrees
Event ID ci11371626
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