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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 6:48:27 PM (PDT) on Wednesday, May 16, 2018.
The magnitude 0.8 event occurred 6 km (4 miles) S of Redlands, CA.
The hypocentral depth is 12 km ( 8 miles).



Magnitude 0.8 - local magnitude (Ml)
Time Wednesday, May 16, 2018 at 6:48:27 PM (PDT)
Thursday, May 17, 2018 at 1:48:27 (UTC)
Distance from Redlands, CA - 6 km (4 miles) S (183 degrees)
Moreno Valley, CA - 9 km (6 miles) NNE (26 degrees)
Loma Linda, CA - 9 km (6 miles) SE (129 degrees)
Mentone, CA - 9 km (6 miles) SSW (211 degrees)
Grand Terrace, CA - 12 km (8 miles) ESE (109 degrees)
Coordinates 33 deg. 59.9 min. N (33.998N), 117 deg. 11.2 min. W (117.186W)
Depth 12.48 km (7.8 miles)
Quality Excellent
Location Quality Parameters Nst=15, Nph=26, Dmin=5.7 km, Rmss=0.14 sec, Erho=0.29 km, Erzz=0.59 km, Gp=80 degrees
Event ID# ci38174656
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