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

A micro earthquake earthquake occurred at 10:36:00 AM (PDT) on Tuesday, July 20, 2021.
The magnitude -0.1 event occurred 14 km (9 miles) E (85 degrees) of Ridgecrest, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude -0.1 - local magnitude (Ml)
Time Tuesday, July 20, 2021 at 10:36:00 AM (PDT)
Tuesday, July 20, 2021 at 17:36:00 (UTC)
Distance from Ridgecrest, CA - 14 km (9 miles) E (85 degrees)
Searles Valley, CA - 18 km (11 miles) SW (214 degrees)
Trona, CA - 19 km (12 miles) SW (220 degrees)
Inyokern, CA - 27 km (17 miles) E (93 degrees)
Johannesburg, CA - 31 km (19 miles) NNE (20 degrees)
Coordinates 35 deg. 38.0 min. N (35.633N), 117 deg. 31.0 min. W (117.517W)
Depth 11.36 km (7.1 miles)
Quality Good
Location Quality Parameters Nst=7, Nph=10, Dmin=7.2 km, Rmss=0.1 sec, Erho=0.41 km, Erzz=0.74 km, Gp=149 degrees
Event ID# ci39747439
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