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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 2:58:23 PM (PDT) on Friday, May 3, 2013.
The magnitude 1.3 event occurred 5 km (3 miles) S of Redlands, CA.
The hypocentral depth is 4 km ( 2 miles).




Magnitude 1.3 - local magnitude (Ml)
Time Friday, May 3, 2013 at 2:58:23 PM (PDT)
Friday, May 3, 2013 at 21:58:23 (UTC)
Distance from Redlands, CA - 5 km (3 miles) S (178 degrees)
Loma Linda, CA - 8 km (5 miles) ESE (121 degrees)
Yucaipa, CA - 13 km (8 miles) WSW (258 degrees)
San Bernardino, CA - 16 km (10 miles) SE (135 degrees)
Coordinates 34 deg. 0.5 min. N (34.008N), 117 deg. 10.5 min. W (117.175W)
Depth 4 km (2.5 miles)
Quality Good
Location Quality Parameters Nst= 29, Nph= 40, Dmin=7 km, Rmss=0.15 sec, Erho=0.2 km, Erzz=0.7 km, Gp=57.6 degrees
Event ID ci15337089
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