2026-03-04 19:39:50 (M4.4) Rat Islands, Aleutian Islands, Alaska 51.9 176.6 (90be5)

M4.4 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.4
Date-Time	Universal Time (UTC): 4 Mar 2026 19:39:50 Time near the Epicenter (1): 4 Mar 2026 09:39:50 Time in your area (1): 4 Mar 2026 11:39:50
Location	51.947N 176.588E
Depth	2 km
Distances	252.2 km (156.4 mi) ESE of Attu Station, Alaska 1134.9 km (703.6 mi) ESE of Klyuchi, Russia 1222.6 km (758.0 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1238.0 km (767.6 mi) ESE of Vilyuchinsk, Russia 1238.8 km (768.1 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 22.2 km; Vertical 3.1 km
Parameters	Nph = 46; Dmin = 133.4 km; Rmss = 1.50 seconds; Gp = 191° Version =
Event ID	ak a2026elidha

(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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