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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 3:04:28 AM (PST) on Tuesday, December 3, 2019.
The magnitude 1.8 event occurred 17 km (11 miles) E (96 degrees) of Ridgecrest, CA.
The hypocentral depth is 7 km ( 5 miles).



Magnitude 1.8 - local magnitude (Ml)
Time Tuesday, December 3, 2019 at 3:04:28 AM (PST)
Tuesday, December 3, 2019 at 11:04:28 (UTC)
Distance from Ridgecrest, CA - 17 km (11 miles) E (96 degrees)
Searles Valley, CA - 19 km (12 miles) SSW (202 degrees)
Trona, CA - 20 km (12 miles) SSW (208 degrees)
Johannesburg, CA - 29 km (18 miles) NNE (28 degrees)
Inyokern, CA - 30 km (19 miles) E (99 degrees)
Coordinates 35 deg. 36.3 min. N (35.605N), 117 deg. 29.1 min. W (117.484W)
Depth 7.47 km (4.6 miles)
Quality Good
Location Quality Parameters Nst=27, Nph=40, Dmin=1.0 km, Rmss=0.15 sec, Erho=0.26 km, Erzz=0.43 km, Gp=66 degrees
Event ID# ci39214976
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