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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 3:02:07 PM (PST) on Tuesday, February 11, 2020.
The magnitude 0.4 event occurred 14 km (9 miles) NE (43 degrees) of Ridgecrest, CA.
The hypocentral depth is 9 km ( 5 miles).



Magnitude 0.4 - local magnitude (Ml)
Time Tuesday, February 11, 2020 at 3:02:07 PM (PST)
Tuesday, February 11, 2020 at 23:02:07 (UTC)
Distance from Ridgecrest, CA - 14 km (9 miles) NE (43 degrees)
Searles Valley, CA - 16 km (10 miles) WSW (248 degrees)
Trona, CA - 18 km (11 miles) WSW (252 degrees)
Inyokern, CA - 23 km (14 miles) ENE (71 degrees)
Johannesburg, CA - 38 km (24 miles) N (9 degrees)
Coordinates 35 deg. 42.8 min. N (35.713N), 117 deg. 34.2 min. W (117.571W)
Depth 8.75 km (5.4 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=15, Dmin=11.7 km, Rmss=0.11 sec, Erho=0.32 km, Erzz=1.05 km, Gp=146 degrees
Event ID# ci39298784
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