2026-09-27 07:48:12 (M5.0) Rat Islands, Aleutian Islands, Alaska 50.9 179.3 (70fa9)

M5.0 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 27 Sep 2026 07:48:12 Time near the Epicenter (1): 26 Sep 2026 21:48:12 Time in your area (1): 27 Sep 2026 13:18:12
Location	50.908N 179.335E
Depth	34 km
Distances	300.4 km (186.3 mi) WSW of Adak, Alaska 1358.1 km (842.0 mi) ESE of Klyuchi, Russia 1437.4 km (891.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1452.2 km (900.3 mi) ESE of Vilyuchinsk, Russia 1454.3 km (901.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 5.8 km; Vertical 5.6 km
Parameters	Nph = 80; Dmin = 55.6 km; Rmss = 0.50 seconds; Gp = 264° Version =
Event ID	ak a2026tdlmve

(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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