2026-03-02 08:41:15 (M4.0) Rat Islands, Aleutian Islands, Alaska 52.0 176.2 (90be5)

M4.0 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 2 Mar 2026 08:41:16 Time near the Epicenter (1): 1 Mar 2026 22:41:16 Time in your area (1): 2 Mar 2026 00:41:16
Location	52.010N 176.238E
Depth	33 km
Distances	227.5 km (141.0 mi) ESE of Attu Station, Alaska 1110.7 km (688.7 mi) ESE of Klyuchi, Russia 1197.6 km (742.5 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1213.0 km (752.1 mi) ESE of Vilyuchinsk, Russia 1213.8 km (752.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 62.2 km; Vertical 39.0 km
Parameters	Nph = 21; Dmin = 155.7 km; Rmss = 0.40 seconds; Gp = 192° Version =
Event ID	ak a2026eguwgr

(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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