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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 11:15:00 PM (PST) on Tuesday, February 11, 2020.
The magnitude 1.8 event occurred 9 km (6 miles) ENE (74 degrees) of Coso Junction, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.8 - local magnitude (Ml)
Time Tuesday, February 11, 2020 at 11:15:00 PM (PST)
Wednesday, February 12, 2020 at 7:15:00 (UTC)
Distance from Coso Junction, CA - 9 km (6 miles) ENE (74 degrees)
Little Lake, CA - 15 km (9 miles) NNE (19 degrees)
Olancha, CA - 28 km (17 miles) SSE (150 degrees)
Inyokern, CA - 47 km (29 miles) N (356 degrees)
Ridgecrest, CA - 52 km (32 miles) NNW (342 degrees)
Coordinates 36 deg. 4.0 min. N (36.067N), 117 deg. 51.1 min. W (117.852W)
Depth 2.2 km (1.4 miles)
Quality Good
Location Quality Parameters Nst=24, Nph=32, Dmin=5.7 km, Rmss=0.13 sec, Erho=0.22 km, Erzz=0.28 km, Gp=93 degrees
Event ID# ci39299184
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