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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 8:16:53 PM (PST) on Tuesday, February 11, 2020.
The magnitude 1.1 event occurred 18 km (11 miles) NNE (14 degrees) of Ridgecrest, CA.
The hypocentral depth is 11 km ( 7 miles).



Magnitude 1.1 - local magnitude (Ml)
Time Tuesday, February 11, 2020 at 8:16:53 PM (PST)
Wednesday, February 12, 2020 at 4:16:53 (UTC)
Distance from Ridgecrest, CA - 18 km (11 miles) NNE (14 degrees)
Searles Valley, CA - 20 km (13 miles) W (274 degrees)
Inyokern, CA - 22 km (14 miles) NE (49 degrees)
Trona, CA - 22 km (14 miles) W (274 degrees)
Little Lake, CA - 31 km (19 miles) SE (125 degrees)
Coordinates 35 deg. 46.8 min. N (35.780N), 117 deg. 37.6 min. W (117.627W)
Depth 10.59 km (6.6 miles)
Quality Good
Location Quality Parameters Nst=17, Nph=22, Dmin=4.8 km, Rmss=0.14 sec, Erho=0.35 km, Erzz=0.51 km, Gp=106 degrees
Event ID# ci39299088
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