2021-02-28 10:44:53 UPDATED: (M5.4) Andreanof Islands, Aleutian Islands, Alaska 51.2 -178.9 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M5.4 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.4
Date-Time	28 Feb 2021 10:44:54 UTC 28 Feb 2021 00:44:54 near epicenter 28 Feb 2021 02:44:54 standard time in your timezone
Location	51.195N 178.929W
Depth	45 km
Distances	176.2 km (109.3 mi) WSW of Adak, Alaska 1444.0 km (895.3 mi) ESE of Klyuchi, Russia 1522.0 km (943.6 mi) S of Anadyr, Russia 1542.9 km (956.6 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1559.8 km (967.1 mi) ESE of Vilyuchinsk, Russia
Location Uncertainty	Horizontal: 8.6 km; Vertical 6.2 km
Parameters	Nph = 121; Dmin = 69.9 km; Rmss = 1.11 seconds; Gp = 136° Version =
Event ID	us 7000dec0

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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