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== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California



Version #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:34:10 PM (PDT) on Tuesday, July 10, 2018.
The magnitude 1.3 event occurred 8 km (5 miles) S of Big Bear Lake, CA.
The hypocentral depth is 12 km ( 7 miles).



Magnitude 1.3 - local magnitude (Ml)
Time Tuesday, July 10, 2018 at 7:34:10 PM (PDT)
Wednesday, July 11, 2018 at 2:34:10 (UTC)
Distance from Big Bear Lake, CA - 8 km (5 miles) S (176 degrees)
Big Bear City, CA - 11 km (7 miles) SSW (211 degrees)
Running Springs, CA - 19 km (12 miles) E (101 degrees)
Yucaipa, CA - 20 km (13 miles) NE (38 degrees)
Mentone, CA - 24 km (15 miles) ENE (61 degrees)
Coordinates 34 deg. 10.6 min. N (34.176N), 116 deg. 54.4 min. W (116.906W)
Depth 11.89 km (7.4 miles)
Quality Good
Location Quality Parameters Nst=67, Nph=118, Dmin=9.6 km, Rmss=0.15 sec, Erho=0.14 km, Erzz=0.36 km, Gp=33 degrees
Event ID# ci38218248
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