2023-12-12 20:32:01 UPDATED: (M4.3) Andreanof Islands, Aleutian Islands, Alaska 51.7 -175.2 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.3 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.3
Date-Time	Universal Time (UTC): 12 Dec 2023 20:32:01 Time near the Epicenter (1): 12 Dec 2023 10:32:01 Time in your area (1): 12 Dec 2023 12:32:01
Location	51.745N 175.241W
Depth	44 km
Distances	87.4 km (54.2 mi) SW of Atka, Alaska 1505.8 km (933.6 mi) SSE of Anadyr, Russia 1637.9 km (1015.5 mi) ESE of Klyuchi, Russia 1774.6 km (1100.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1789.6 km (1109.6 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 4.2 km; Vertical 2.8 km
Parameters	Nph = 177; Dmin = 54.4 km; Rmss = 0.82 seconds; Gp = 138° Version =
Event ID	us 7000lihh ***This event supersedes event AK023fwk1m0j.

(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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