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

A micro earthquake occurred at 5:55:39 PM (PST) on Wednesday, December 5, 2018.
The magnitude 0.8 event occurred 16 km (10 miles) ESE of Julian, CA.
The hypocentral depth is 10 km ( 6 miles).



Magnitude 0.8 - local magnitude (Ml)
Time Wednesday, December 5, 2018 at 5:55:39 PM (PST)
Thursday, December 6, 2018 at 1:55:39 (UTC)
Distance from Julian, CA - 16 km (10 miles) ESE (104 degrees)
Borrego Springs, CA - 24 km (15 miles) SSW (193 degrees)
Pine Valley, CA - 26 km (16 miles) NNE (20 degrees)
Ocotillo Wells, CA - 30 km (19 miles) WSW (248 degrees)
Warner Springs, CA - 32 km (20 miles) SE (145 degrees)
Coordinates 33 deg. 2.6 min. N (33.043N), 116 deg. 26.1 min. W (116.434W)
Depth 10.18 km (6.3 miles)
Quality Excellent
Location Quality Parameters Nst=17, Nph=27, Dmin=3.8 km, Rmss=0.09 sec, Erho=0.21 km, Erzz=0.29 km, Gp=87 degrees
Event ID# ci38387176
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