2021-10-14 21:30:53 UPDATED: (M4.1) Rat Islands, Aleutian Islands, Alaska 51.8 176.8 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.1 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.1
Date-Time	14 Oct 2021 21:30:54 UTC 14 Oct 2021 11:30:54 near epicenter 14 Oct 2021 13:30:54 standard time in your timezone
Location	51.812N 176.763E
Depth	65 km
Distances	269.6 km (167.2 mi) ESE of Attu Station, Alaska 1153.1 km (714.9 mi) ESE of Klyuchi, Russia 1237.8 km (767.4 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1253.1 km (776.9 mi) ESE of Vilyuchinsk, Russia 1254.1 km (777.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 9.0 km; Vertical 15.9 km
Parameters	Nph = 46; Dmin = 121.4 km; Rmss = 0.45 seconds; Gp = 196° Version =
Event ID	us 6000fupz ***This event supersedes event AK021d6zxd5j.

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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