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 11:00:11 PM (PDT) on Wednesday, July 21, 2021.
The magnitude 1.4 event occurred 19 km (12 miles) E (95 degrees) of Ridgecrest, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.4 - local magnitude (Ml)
Time Wednesday, July 21, 2021 at 11:00:11 PM (PDT)
Thursday, July 22, 2021 at 6:00:11 (UTC)
Distance from Ridgecrest, CA - 19 km (12 miles) E (95 degrees)
Searles Valley, CA - 19 km (12 miles) SSW (197 degrees)
Trona, CA - 19 km (12 miles) SSW (204 degrees)
Johannesburg, CA - 30 km (19 miles) NNE (31 degrees)
Inyokern, CA - 32 km (20 miles) E (98 degrees)
Coordinates 35 deg. 36.3 min. N (35.605N), 117 deg. 27.9 min. W (117.465W)
Depth 10.64 km (6.6 miles)
Quality Good
Location Quality Parameters Nst=32, Nph=60, Dmin=2.1 km, Rmss=0.17 sec, Erho=0.21 km, Erzz=0.38 km, Gp=107 degrees
Event ID# ci39749271
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