Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 3:10:13 AM (PDT) on Monday, September 13, 2021.
The magnitude 0.9 event occurred 19 km (12 miles) SE of Yosemite Valley, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 0.9 - duration magnitude (Md)
Time Monday, September 13, 2021 at 3:10:13 AM (PDT)
Monday, September 13, 2021 at 10:10:13 (UTC)
Distance from Yosemite Valley, CA - 19 km (12 miles) SE (126 degrees)
Mammoth Lakes, CA - 38 km (23 miles) W (271 degrees)
Oakhurst, CA - 41 km (25 miles) NNE (32 degrees)
Ahwahnee, CA - 42 km (26 miles) NE (43 degrees)
Midpines, CA - 47 km (29 miles) ENE (77 degrees)
Coordinates 37 deg. 38.4 min. N (37.640N), 119 deg. 24.4 min. W (119.406W)
Depth 9.74 km (6.1 miles)
Quality Fair
Location Quality Parameters Nst=20, Nph=21, Dmin=28.8 km, Rmss=0.07 sec, Erho=0.32 km, Erzz=2.32 km, Gp=116 degrees
Event ID# nc73624311
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For more information, see https://earthquake.usgs.gov

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