2023-12-21 17:03:45 UPDATED: (M4.6) Andreanof Islands, Aleutian Islands, Alaska 51.2 -175.3 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 21 Dec 2023 17:03:46 Time near the Epicenter (1): 21 Dec 2023 07:03:46 Time in your area (1): 21 Dec 2023 09:03:46
Location	51.247N 175.286W
Depth	30 km
Distances	116.7 km (72.3 mi) SE of Adak, Alaska 1559.0 km (966.6 mi) SSE of Anadyr, Russia 1661.4 km (1030.1 mi) ESE of Klyuchi, Russia 1786.7 km (1107.8 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1802.2 km (1117.4 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 5.3 km; Vertical 5.7 km
Parameters	Nph = 82; Dmin = 93.5 km; Rmss = 0.95 seconds; Gp = 184° Version =
Event ID	us 7000lkpk ***This event supersedes event AK023gbdxb9q.

(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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