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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 #3: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 7:37:06 PM (PDT) on Friday, July 31, 2020.
The magnitude 0.9 event occurred 2 km (1 miles) E of Yucaipa, CA.
The hypocentral depth is 16 km (10 miles).



Magnitude 0.9 - local magnitude (Ml)
Time Friday, July 31, 2020 at 7:37:06 PM (PDT)
Saturday, August 1, 2020 at 2:37:06 (UTC)
Distance from Yucaipa, CA - 2 km (1 miles) E (101 degrees)
Calimesa, CA - 5 km (3 miles) NNE (31 degrees)
Mentone, CA - 11 km (7 miles) ESE (113 degrees)
Beaumont, CA - 12 km (7 miles) NNW (339 degrees)
Redlands, CA - 15 km (9 miles) E (101 degrees)
Coordinates 34 deg. 1.8 min. N (34.030N), 117 deg. 1.4 min. W (117.023W)
Depth 15.98 km (9.9 miles)
Quality Good
Location Quality Parameters Nst=18, Nph=22, Dmin=7.9 km, Rmss=0.22 sec, Erho=0.45 km, Erzz=0.94 km, Gp=87 degrees
Event ID# ci39326015
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