2026-03-03 21:46:53 (M4.2) Rat Islands, Aleutian Islands, Alaska 51.9 176.2 (90be5)

M4.2 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 3 Mar 2026 21:46:54 Time near the Epicenter (1): 3 Mar 2026 11:46:54 Time in your area (1): 3 Mar 2026 13:46:54
Location	51.910N 176.179E
Depth	18 km
Distances	228.9 km (141.9 mi) ESE of Attu Station, Alaska 1113.2 km (690.2 mi) ESE of Klyuchi, Russia 1196.1 km (741.6 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1211.4 km (751.1 mi) ESE of Vilyuchinsk, Russia 1212.4 km (751.7 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 29.8 km; Vertical 8.3 km
Parameters	Nph = 34; Dmin = 155.7 km; Rmss = 1.30 seconds; Gp = 199° Version =
Event ID	ak a2026ejqpwt

(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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