2026-06-24 20:03:19 (M4.0) Andreanof Islands, Aleutian Islands, Alaska 51.2 -178.0 (90be5)

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

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 24 Jun 2026 20:03:20 Time near the Epicenter (1): 24 Jun 2026 10:03:20 Time in your area (1): 24 Jun 2026 12:03:20
Location	51.171N 178.038W
Depth	19 km
Distances	124.9 km (77.5 mi) SW of Adak, Alaska 1498.8 km (929.3 mi) ESE of Klyuchi, Russia 1532.5 km (950.1 mi) S of Anadyr, Russia 1604.9 km (995.0 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1620.4 km (1004.7 mi) ESE of Vilyuchinsk, Russia
Location Uncertainty	Horizontal: 4.7 km; Vertical 2.5 km
Parameters	Nph = 70; Dmin = 66.7 km; Rmss = 0.60 seconds; Gp = 213° Version =
Event ID	ak a2026mkxyfx

(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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