2026-05-09 04:42:23 UPDATED: (M5.8) Rat Islands, Aleutian Islands, Alaska 51.1 179.3 (70fa9)

M5.8 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.8
Date-Time	Universal Time (UTC): 9 May 2026 04:42:23 Time near the Epicenter (1): 8 May 2026 18:42:23 Time in your area (1): 9 May 2026 10:12:23
Location	51.082N 179.349E
Depth	26 km
Distances	292.6 km (181.4 mi) WSW of Adak, Alaska 1348.4 km (836.0 mi) ESE of Klyuchi, Russia 1432.6 km (888.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1447.5 km (897.5 mi) ESE of Vilyuchinsk, Russia 1449.3 km (898.5 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 4.6 km; Vertical 5.5 km
Parameters	Nph = 72; Dmin = 33.3 km; Rmss = 1.15 seconds; Gp = 132° Version =
Event ID	us 6000swf4

(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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