2021-09-20 21:53:50 (M3.8) Rat Islands, Aleutian Islands, Alaska 51.6 176.4 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.8 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	3.8
Date-Time	20 Sep 2021 21:53:50 UTC 20 Sep 2021 11:53:50 near epicenter 20 Sep 2021 13:53:50 standard time in your timezone
Location	51.553N 176.363E
Depth	25 km
Distances	260.5 km (161.5 mi) SE of Attu Station, Alaska 1145.4 km (710.2 mi) ESE of Klyuchi, Russia 1218.0 km (755.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1232.9 km (764.4 mi) ESE of Vilyuchinsk, Russia 1234.8 km (765.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 0.0 km; Vertical 3.0 km
Parameters	Nph = 35; Dmin = 0.0 km; Rmss = 0.71 seconds; Gp = 0° Version = 2
Event ID	ak 021c3b5yrd

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Alaska Earthquake Center
Geophysical Institute, University of Alaska Fairbanks

https://earthquake.alaska.edu

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