2026-01-23 08:25:41 UPDATED: (M5.1) Rat Islands, Aleutian Islands, Alaska 52.1 177.4 (70fa9)

M5.1 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 23 Jan 2026 08:25:41 Time near the Epicenter (1): 22 Jan 2026 22:25:41 Time in your area (1): 23 Jan 2026 13:55:41
Location	52.091N 177.353E
Depth	9 km
Distances	295.3 km (183.1 mi) ESE of Attu Station, Alaska 1171.8 km (726.5 mi) ESE of Klyuchi, Russia 1270.4 km (787.6 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1286.1 km (797.4 mi) ESE of Vilyuchinsk, Russia 1286.2 km (797.5 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 12.1 km; Vertical 6.1 km
Parameters	Nph = 61; Dmin = 77.8 km; Rmss = 0.70 seconds; Gp = 169° Version =
Event ID	ak 2026bpatdz

(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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