Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #815559: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 6:56:34 PM (PDT) on Wednesday, July 21, 2021.
The magnitude 2.1 event occurred 30 km (19 miles) SSW of Smith Valley, NV.
The hypocentral depth is -2 km (-1 miles).


Magnitude 2.1 - local magnitude (Ml)
Time Wednesday, July 21, 2021 at 6:56:34 PM (PDT)
Thursday, July 22, 2021 at 1:56:34 (UTC)
Distance from Smith Valley, NV - 30 km (19 miles) SSW (193 degrees)
Smith, NV - 32 km (20 miles) SSW (195 degrees)
Gardnerville Ranchos, NV - 49 km (31 miles) SE (146 degrees)
Gardnerville, NV - 55 km (34 miles) SSE (149 degrees)
Yerington, NV - 56 km (35 miles) SSW (204 degrees)
Coordinates 38 deg. 31.2 min. N (38.521N), 119 deg. 25.3 min. W (119.422W)
Depth -1.8 km (-1.1 miles)
Quality Excellent
Location Quality Parameters Nst=24, Nph=34, Dmin=2.6 km, Rmss=0.02 sec, Erho=0.49 km, Erzz=0.64 km, Gp=52.18 degrees
Event ID# nc73597221
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For more information, see https://earthquake.usgs.gov

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