2025-04-25 08:11:29 (M4.8) Rat Islands, Aleutian Islands, Alaska 52.0 176.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.8 Earthquake - Rat Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 25 Apr 2025 08:11:29 Time near the Epicenter (1): 24 Apr 2025 22:11:29 Time in your area (1): 25 Apr 2025 00:11:29
Location	51.975N 176.500E
Depth	10 km
Distances	245.4 km (152.2 mi) ESE of Attu Station, Alaska 1128.1 km (699.4 mi) ESE of Klyuchi, Russia 1216.0 km (753.9 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1231.4 km (763.5 mi) ESE of Vilyuchinsk, Russia 1232.2 km (763.9 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 7.2 km; Vertical 1.9 km
Parameters	Nph = 60; Dmin = 142.6 km; Rmss = 1.17 seconds; Gp = 101° Version =
Event ID	us 7000puzd

(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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