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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 8:06:36 PM (PST) on Wednesday, February 12, 2020.
The magnitude 1.0 event occurred 1 km (1 miles) NE (50 degrees) of Muscoy, CA.
The hypocentral depth is 9 km ( 6 miles).



Magnitude 1.0 - local magnitude (Ml)
Time Wednesday, February 12, 2020 at 8:06:36 PM (PST)
Thursday, February 13, 2020 at 4:06:36 (UTC)
Distance from Muscoy, CA - 1 km (1 miles) NE (50 degrees)
San Bernardino, CA - 5 km (3 miles) NW (313 degrees)
Rialto, CA - 7 km (4 miles) NNE (29 degrees)
Devore, CA - 9 km (6 miles) SE (137 degrees)
Colton, CA - 10 km (6 miles) N (349 degrees)
Coordinates 34 deg. 9.7 min. N (34.161N), 117 deg. 20.1 min. W (117.334W)
Depth 9.42 km (5.9 miles)
Quality Excellent
Location Quality Parameters Nst=53, Nph=80, Dmin=4.4 km, Rmss=0.13 sec, Erho=0.14 km, Erzz=0.26 km, Gp=53 degrees
Event ID# ci39069983
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