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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 #2: This report supersedes any earlier reports of this event.
This is a computer-generated message. This event has not yet been reviewed by a seismologist.


A micro earthquake occurred at 3:09:41 AM (PDT) on Saturday, October 5, 2013.
The magnitude 1.1 event occurred 6 km (4 miles) ESE of Running Springs, CA.
The hypocentral depth is 7 km ( 4 miles).




Magnitude 1.1 - local magnitude (Ml)
Time Saturday, October 5, 2013 at 3:09:41 AM (PDT)
Saturday, October 5, 2013 at 10:09:41 (UTC)
Distance from Running Springs, CA - 6 km (4 miles) ESE (118 degrees)
town of Big Bear Lake, CA - 14 km (9 miles) WSW (240 degrees)
Lake Arrowhead, CA - 15 km (9 miles) ESE (120 degrees)
San Bernardino, CA - 24 km (15 miles) ENE (71 degrees)
Coordinates 34 deg. 10.8 min. N (34.179N), 117 deg. 2.7 min. W (117.045W)
Depth 7 km (4.3 miles)
Quality Good
Location Quality Parameters Nst= 14, Nph= 20, Dmin=9 km, Rmss=0.14 sec, Erho=0.3 km, Erzz=1 km, Gp=72 degrees
Event ID ci11373226
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