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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 8:50:28 AM (PDT) on Thursday, July 12, 2018.
The magnitude 2.1 event occurred 39 km (24 miles) NNW of Barstow, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 2.1 - local magnitude (Ml)
Time Thursday, July 12, 2018 at 8:50:28 AM (PDT)
Thursday, July 12, 2018 at 15:50:28 (UTC)
Distance from Barstow, CA - 39 km (24 miles) NNW (337 degrees)
Johannesburg, CA - 44 km (27 miles) ESE (112 degrees)
Fort Irwin, CA - 46 km (29 miles) W (265 degrees)
Boron, CA - 49 km (30 miles) ENE (59 degrees)
Ridgecrest, CA - 62 km (39 miles) SE (135 degrees)
Coordinates 35 deg. 13.5 min. N (35.225N), 117 deg. 11.3 min. W (117.189W)
Depth 2.95 km (1.8 miles)
Quality Good
Location Quality Parameters Nst=25, Nph=45, Dmin=21.0 km, Rmss=0.14 sec, Erho=0.19 km, Erzz=0.81 km, Gp=56 degrees
Event ID# ci38219744
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