2021-05-22 05:50:10 UPDATED: (M4.2) Andreanof Islands, Aleutian Islands, Alaska 51.5 -173.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.2 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.2
Date-Time	22 May 2021 05:50:10 UTC 21 May 2021 19:50:10 near epicenter 21 May 2021 21:50:10 standard time in your timezone
Location	51.479N 173.255W
Depth	10 km
Distances	103.0 km (63.9 mi) SE of Atka, Alaska 1569.6 km (973.2 mi) SSE of Anadyr, Russia 1773.4 km (1099.5 mi) ESE of Klyuchi, Russia 1789.5 km (1109.5 mi) SW of Anchorage, Alaska 1810.6 km (1122.5 mi) SW of Eagle River, Alaska
Location Uncertainty	Horizontal: 4.8 km; Vertical 7.0 km
Parameters	Nph = 54; Dmin = 105.9 km; Rmss = 1.08 seconds; Gp = 194° Version =
Event ID	us 7000e59i ***This event supersedes event AK0216ixl7ge.

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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