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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 2:26:56 PM (PST) on Wednesday, December 5, 2018.
The magnitude 1.1 event occurred 27 km (17 miles) E (99 degrees) of Trona, CA.
The hypocentral depth is 9 km ( 5 miles).



Magnitude 1.1 - local magnitude (Ml)
Time Wednesday, December 5, 2018 at 2:26:56 PM (PST)
Wednesday, December 5, 2018 at 22:26:56 (UTC)
Distance from Trona, CA - 27 km (17 miles) E (99 degrees)
Searles Valley, CA - 30 km (18 miles) E (99 degrees)
Ridgecrest, CA - 55 km (34 miles) ENE (78 degrees)
Fort Irwin, CA - 63 km (39 miles) NW (325 degrees)
Johannesburg, CA - 64 km (40 miles) NE (52 degrees)
Coordinates 35 deg. 43.4 min. N (35.724N), 117 deg. 4.8 min. W (117.080W)
Depth 8.51 km (5.3 miles)
Quality Fair
Location Quality Parameters Nst=17, Nph=29, Dmin=26.1 km, Rmss=0.15 sec, Erho=0.27 km, Erzz=1.63 km, Gp=65 degrees
Event ID# ci38387008
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