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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 #3: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.


A micro earthquake occurred at 8:26:19 PM (PDT) on Thursday, May 2, 2013.
The magnitude 0.8 event occurred 5 km (3 miles) SE of Loma Linda, CA.
The hypocentral depth is 12 km ( 7 miles).




Magnitude 0.8 - local magnitude (Ml)
Time Thursday, May 2, 2013 at 8:26:19 PM (PDT)
Friday, May 3, 2013 at 3:26:19 (UTC)
Distance from Loma Linda, CA - 5 km (3 miles) SE (140 degrees)
Redlands, CA - 6 km (4 miles) SW (223 degrees)
San Bernardino, CA - 12 km (8 miles) SE (146 degrees)
Riverside, CA - 15 km (9 miles) ENE (76 degrees)
Coordinates 34 deg. 1.0 min. N (34.016N), 117 deg. 13.3 min. W (117.221W)
Depth 11.9 km (7.4 miles)
Quality Good
Location Quality Parameters Nst= 27, Nph= 39, Dmin=10 km, Rmss=0.12 sec, Erho=0.3 km, Erzz=0.7 km, Gp=118.8 degrees
Event ID ci15336657
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