2026-02-21 12:19:15 (M3.8) Andreanof Islands, Aleutian Islands, Alaska 51.0 -176.3 (90be5)

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

Preliminary Report

Magnitude	3.8
Date-Time	Universal Time (UTC): 21 Feb 2026 12:19:15 Time near the Epicenter (1): 21 Feb 2026 02:19:15 Time in your area (1): 21 Feb 2026 04:19:15
Location	50.951N 176.271W
Depth	20 km
Distances	105.7 km (65.6 mi) SSE of Adak, Alaska 1577.1 km (977.8 mi) S of Anadyr, Russia 1617.9 km (1003.1 mi) ESE of Klyuchi, Russia 1730.5 km (1072.9 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1746.1 km (1082.6 mi) ESE of Vilyuchinsk, Russia
Location Uncertainty	Horizontal: 4.9 km; Vertical 0.0 km
Parameters	Nph = 48; Dmin = 100.1 km; Rmss = 1.40 seconds; Gp = 239° Version =
Event ID	ak a2026dqonyf

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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