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 5:13:53 AM (PST) on Sunday, February 21, 2021.
The magnitude 0.5 event occurred 7 km (4 miles) SE of Mammoth Lakes, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.5 - duration magnitude (Md)
Time Sunday, February 21, 2021 at 5:13:53 AM (PST)
Sunday, February 21, 2021 at 13:13:53 (UTC)
Distance from Mammoth Lakes, CA - 7 km (4 miles) SE (140 degrees)
West Bishop, CA - 49 km (30 miles) WNW (301 degrees)
Dixon Lane-Meadow Creek, CA - 50 km (31 miles) WNW (296 degrees)
Bishop, CA - 53 km (33 miles) WNW (298 degrees)
Yosemite Valley, CA - 60 km (37 miles) ESE (106 degrees)
Coordinates 37 deg. 35.2 min. N (37.587N), 118 deg. 55.6 min. W (118.927W)
Depth 4.05 km (2.5 miles)
Quality Good
Location Quality Parameters Nst=15, Nph=18, Dmin=3.0 km, Rmss=0.06 sec, Erho=0.37 km, Erzz=0.66 km, Gp=137 degrees
Event ID# nc73525971
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For more information, see https://earthquake.usgs.gov

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