2021-08-08 13:22:01 (M4.3) Rat Islands, Aleutian Islands, Alaska 51.6 175.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.3 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.3
Date-Time	8 Aug 2021 13:22:01 UTC 8 Aug 2021 03:22:01 near epicenter 8 Aug 2021 05:22:01 standard time in your timezone
Location	51.564N 175.723E
Depth	21 km
Distances	224.5 km (139.2 mi) SE of Attu Station, Alaska 1107.9 km (686.9 mi) SE of Klyuchi, Russia 1173.2 km (727.4 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1189.6 km (737.5 mi) ESE of Vilyuchinsk, Russia 1191.7 km (738.8 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 11.5 km; Vertical 4.5 km
Parameters	Nph = 107; Dmin = 170.8 km; Rmss = 0.66 seconds; Gp = 136° Version =
Event ID	us 6000f3db

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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