Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 8:18:30 PM (PDT) on Sunday, July 18, 2021.
The magnitude 0.4 event occurred 29 km (18 miles) SSW of Smith Valley, NV.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.4 - duration magnitude (Md)
Time Sunday, July 18, 2021 at 8:18:30 PM (PDT)
Monday, July 19, 2021 at 3:18:30 (UTC)
Distance from Smith Valley, NV - 29 km (18 miles) SSW (201 degrees)
Smith, NV - 31 km (19 miles) SSW (202 degrees)
Gardnerville Ranchos, NV - 45 km (28 miles) SSE (148 degrees)
Gardnerville, NV - 51 km (32 miles) SSE (151 degrees)
Minden, NV - 53 km (33 miles) SSE (150 degrees)
Coordinates 38 deg. 32.5 min. N (38.542N), 119 deg. 27.8 min. W (119.464W)
Depth 3.53 km (2.2 miles)
Quality Good
Location Quality Parameters Nst=8, Nph=10, Dmin=4.7 km, Rmss=0.06 sec, Erho=0.43 km, Erzz=0.8 km, Gp=103 degrees
Event ID# nc73595046
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