Recent Earthquakes in California and Nevada


== 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 10:13:45 PM (PDT) on Sunday, July 18, 2021.
The magnitude 0.8 event occurred 6 km (4 miles) S of Calimesa, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.8 - local magnitude (Ml)
Time Sunday, July 18, 2021 at 10:13:45 PM (PDT)
Monday, July 19, 2021 at 5:13:45 (UTC)
Distance from Calimesa, CA - 6 km (4 miles) S (181 degrees)
Beaumont, CA - 7 km (4 miles) W (276 degrees)
Yucaipa, CA - 11 km (7 miles) S (185 degrees)
Moreno Valley, CA - 16 km (10 miles) E (86 degrees)
Banning, CA - 16 km (10 miles) W (274 degrees)
Coordinates 33 deg. 56.2 min. N (33.937N), 117 deg. 3.2 min. W (117.054W)
Depth 3.7 km (2.3 miles)
Quality Good
Location Quality Parameters Nst=23, Nph=38, Dmin=7.0 km, Rmss=0.15 sec, Erho=0.19 km, Erzz=0.66 km, Gp=71 degrees
Event ID# ci39745367
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