Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:43:20 AM (PDT) on Thursday, September 9, 2021.
The magnitude 0.5 event occurred 26 km (16 miles) SSW of Smith Valley, NV.
The hypocentral depth is -2 km (-1 miles).


Magnitude 0.5 - duration magnitude (Md)
Time Thursday, September 9, 2021 at 7:43:20 AM (PDT)
Thursday, September 9, 2021 at 14:43:20 (UTC)
Distance from Smith Valley, NV - 26 km (16 miles) SSW (198 degrees)
Smith, NV - 28 km (17 miles) SSW (200 degrees)
Gardnerville Ranchos, NV - 45 km (28 miles) SE (144 degrees)
Gardnerville, NV - 50 km (31 miles) SSE (147 degrees)
Minden, NV - 52 km (32 miles) SE (146 degrees)
Coordinates 38 deg. 33.9 min. N (38.565N), 119 deg. 26.2 min. W (119.436W)
Depth -1.95 km (-1.2 miles)
Quality Fair
Location Quality Parameters Nst=4, Nph=7, Dmin=6.8 km, Rmss=0.04 sec, Erho=0.54 km, Erzz=0.35 km, Gp=240 degrees
Event ID# nc71126164
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