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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 4:48:55 AM (PST) on Sunday, December 1, 2019.
The magnitude 0.9 event occurred 3 km (2 miles) SE of Calimesa, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.9 - local magnitude (Ml)
Time Sunday, December 1, 2019 at 4:48:55 AM (PST)
Sunday, December 1, 2019 at 12:48:55 (UTC)
Distance from Calimesa, CA - 3 km (2 miles) SE (139 degrees)
Beaumont, CA - 6 km (4 miles) NW (310 degrees)
Yucaipa, CA - 8 km (5 miles) S (171 degrees)
Mentone, CA - 15 km (9 miles) SE (140 degrees)
Banning, CA - 15 km (9 miles) WNW (288 degrees)
Coordinates 33 deg. 58.0 min. N (33.966N), 117 deg. 1.8 min. W (117.030W)
Depth 3.81 km (2.4 miles)
Quality Good
Location Quality Parameters Nst=27, Nph=35, Dmin=6.7 km, Rmss=0.2 sec, Erho=0.28 km, Erzz=0.69 km, Gp=63 degrees
Event ID# ci39212984
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