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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 6:50:13 PM (PST) on Monday, December 3, 2018.
The magnitude 1.3 event occurred 9 km (6 miles) NE (38 degrees) of Borrego Springs, CA.
The hypocentral depth is 12 km ( 8 miles).



Magnitude 1.3 - local magnitude (Ml)
Time Monday, December 3, 2018 at 6:50:13 PM (PST)
Tuesday, December 4, 2018 at 2:50:13 (UTC)
Distance from Borrego Springs, CA - 9 km (6 miles) NE (38 degrees)
Ocotillo Wells, CA - 26 km (16 miles) NW (320 degrees)
Oasis, CA - 26 km (16 miles) SW (231 degrees)
Warner Springs, CA - 30 km (19 miles) E (82 degrees)
Salton City, CA - 33 km (21 miles) W (275 degrees)
Coordinates 33 deg. 19.3 min. N (33.322N), 116 deg. 18.8 min. W (116.313W)
Depth 12.09 km (7.5 miles)
Quality Good
Location Quality Parameters Nst=62, Nph=112, Dmin=5.1 km, Rmss=0.2 sec, Erho=0.18 km, Erzz=0.57 km, Gp=85 degrees
Event ID# ci38152415
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