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

A micro earthquake occurred at 8:11:31 AM (PDT) on Thursday, July 12, 2018.
The magnitude 1.1 event occurred 6 km (4 miles) S of Borrego Springs, CA.
The hypocentral depth is 11 km ( 7 miles).



Magnitude 1.1 - local magnitude (Ml)
Time Thursday, July 12, 2018 at 8:11:31 AM (PDT)
Thursday, July 12, 2018 at 15:11:31 (UTC)
Distance from Borrego Springs, CA - 6 km (4 miles) S (185 degrees)
Ocotillo Wells, CA - 24 km (15 miles) WNW (286 degrees)
Julian, CA - 25 km (15 miles) NE (56 degrees)
Warner Springs, CA - 25 km (16 miles) ESE (111 degrees)
Lake Henshaw, CA - 36 km (22 miles) E (97 degrees)
Coordinates 33 deg. 12.1 min. N (33.202N), 116 deg. 22.8 min. W (116.381W)
Depth 11.46 km (7.1 miles)
Quality Good
Location Quality Parameters Nst=34, Nph=47, Dmin=8.1 km, Rmss=0.21 sec, Erho=0.3 km, Erzz=0.68 km, Gp=50 degrees
Event ID# ci38219696
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