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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:13:45 AM (PDT) on Saturday, September 11, 2021.
The magnitude 1.3 event occurred 4 km (3 miles) WNW of Twentynine Palms, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Saturday, September 11, 2021 at 7:13:45 AM (PDT)
Saturday, September 11, 2021 at 14:13:45 (UTC)
Distance from Twentynine Palms, CA - 4 km (3 miles) WNW (296 degrees)
Joshua Tree, CA - 19 km (12 miles) E (83 degrees)
Yucca Valley, CA - 30 km (19 miles) E (81 degrees)
Desert Hot Springs, CA - 42 km (26 miles) ENE (59 degrees)
Morongo Valley, CA - 45 km (28 miles) ENE (74 degrees)
Coordinates 34 deg. 9.3 min. N (34.154N), 116 deg. 6.7 min. W (116.112W)
Depth 6.3 km (3.9 miles)
Quality Good
Location Quality Parameters Nst=47, Nph=68, Dmin=7.5 km, Rmss=0.13 sec, Erho=0.17 km, Erzz=0.46 km, Gp=36 degrees
Event ID# ci39805487
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