2026-05-18 21:37:20 UPDATED: (M4.9) Fox Islands, Aleutian Islands, Alaska 52.5 -171.8 (90be5)

M4.9 Earthquake - Fox Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 18 May 2026 21:37:20 Time near the Epicenter (1): 18 May 2026 11:37:20 Time in your area (1): 18 May 2026 13:37:20
Location	52.545N 171.791W
Depth	10 km
Distances	168.7 km (104.6 mi) ENE of Atka, Alaska 1488.4 km (922.8 mi) SSE of Anadyr, Russia 1634.4 km (1013.3 mi) SW of Anchorage, Alaska 1655.5 km (1026.4 mi) SW of Eagle River, Alaska 1663.4 km (1031.3 mi) SW of Knik-Fairview, Alaska
Location Uncertainty	Horizontal: 5.8 km; Vertical 1.9 km
Parameters	Nph = 69; Dmin = 125.3 km; Rmss = 0.96 seconds; Gp = 125° Version =
Event ID	us 6000sym0 ***This event supersedes event AKa2026jushic.

(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
National Earthquake Information Center
U.S. Geological Survey


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