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 3:19:24 AM (PDT) on Tuesday, July 20, 2021.
The magnitude 0.4 event occurred 9 km (6 miles) N (0 degrees) of Cabazon, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 0.4 - local magnitude (Ml)
Time Tuesday, July 20, 2021 at 3:19:24 AM (PDT)
Tuesday, July 20, 2021 at 10:19:24 (UTC)
Distance from Cabazon, CA - 9 km (6 miles) N (0 degrees)
Banning, CA - 12 km (7 miles) NE (46 degrees)
Beaumont, CA - 19 km (12 miles) ENE (66 degrees)
Morongo Valley, CA - 20 km (12 miles) WSW (254 degrees)
Yucaipa, CA - 24 km (15 miles) E (99 degrees)
Coordinates 33 deg. 59.9 min. N (33.998N), 116 deg. 47.2 min. W (116.787W)
Depth 9.54 km (5.9 miles)
Quality Good
Location Quality Parameters Nst=12, Nph=20, Dmin=4.5 km, Rmss=0.08 sec, Erho=0.26 km, Erzz=0.42 km, Gp=107 degrees
Event ID# ci39746895
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