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 9:11:00 AM (PDT) on Saturday, September 11, 2021.
The magnitude 0.9 event occurred 8 km (5 miles) ESE of Ridgecrest, CA.
The hypocentral depth is 2 km ( 2 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Saturday, September 11, 2021 at 9:11:00 AM (PDT)
Saturday, September 11, 2021 at 16:11:00 (UTC)
Distance from Ridgecrest, CA - 8 km (5 miles) ESE (120 degrees)
Inyokern, CA - 21 km (13 miles) ESE (110 degrees)
Johannesburg, CA - 24 km (15 miles) N (8 degrees)
Searles Valley, CA - 27 km (17 miles) SW (221 degrees)
Trona, CA - 28 km (17 miles) SW (225 degrees)
Coordinates 35 deg. 35.0 min. N (35.584N), 117 deg. 35.8 min. W (117.597W)
Depth 2.34 km (1.5 miles)
Quality Fair
Location Quality Parameters Nst=18, Nph=25, Dmin=12.2 km, Rmss=0.18 sec, Erho=0.29 km, Erzz=0.64 km, Gp=88 degrees
Event ID# ci39805655
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