2023-12-20 02:04:50 (M4.2) Andreanof Islands, Aleutian Islands, Alaska 51.1 -178.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.2 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 20 Dec 2023 02:04:51 Time near the Epicenter (1): 19 Dec 2023 16:04:51 Time in your area (1): 19 Dec 2023 18:04:51
Location	51.124N 178.109W
Depth	19 km
Distances	132.1 km (81.9 mi) SW of Adak, Alaska 1497.3 km (928.3 mi) ESE of Klyuchi, Russia 1537.0 km (952.9 mi) S of Anadyr, Russia 1601.7 km (993.0 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1617.1 km (1002.6 mi) ESE of Vilyuchinsk, Russia
Location Uncertainty	Horizontal: 0.0 km; Vertical 0.6 km
Parameters	Nph = 40; Dmin = 0.0 km; Rmss = 0.54 seconds; Gp = 0° Version = 1
Event ID	ak 023g9hgozq

(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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