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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 6:53:20 PM (PDT) on Monday, July 9, 2018.
The magnitude 1.1 event occurred 8 km (5 miles) N of Big Bear City, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.1 - local magnitude (Ml)
Time Monday, July 9, 2018 at 6:53:20 PM (PDT)
Tuesday, July 10, 2018 at 1:53:20 (UTC)
Distance from Big Bear City, CA - 8 km (5 miles) N (349 degrees)
Big Bear Lake, CA - 11 km (7 miles) NNE (24 degrees)
Lucerne Valley, CA - 15 km (10 miles) SE (141 degrees)
Running Springs, CA - 27 km (17 miles) ENE (58 degrees)
Lake Arrowhead, CA - 32 km (20 miles) ENE (72 degrees)
Coordinates 34 deg. 20.2 min. N (34.336N), 116 deg. 51.7 min. W (116.862W)
Depth 2.3 km (1.4 miles)
Quality Good
Location Quality Parameters Nst=40, Nph=61, Dmin=9.8 km, Rmss=0.16 sec, Erho=0.18 km, Erzz=0.35 km, Gp=50 degrees
Event ID# ci37276882
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