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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 3:38:35 PM (PDT) on Friday, May 3, 2013.
The magnitude 0.9 event occurred 10 km (6 miles) SSE of Loma Linda, CA.
The hypocentral depth is 16 km (10 miles).




Magnitude 0.9 - local magnitude (Ml)
Time Friday, May 3, 2013 at 3:38:35 PM (PDT)
Friday, May 3, 2013 at 22:38:35 (UTC)
Distance from Loma Linda, CA - 10 km (6 miles) SSE (159 degrees)
Redlands, CA - 10 km (6 miles) SSW (200 degrees)
Riverside, CA - 15 km (9 miles) E (98 degrees)
Riverside, CA - 17 km (10 miles) E (85 degrees)
Coordinates 33 deg. 58.0 min. N (33.967N), 117 deg. 13.0 min. W (117.216W)
Depth 15.6 km (9.7 miles)
Quality Good
Location Quality Parameters Nst= 16, Nph= 22, Dmin=10 km, Rmss=0.11 sec, Erho=0.4 km, Erzz=0.6 km, Gp=108 degrees
Event ID ci15337129
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