2019-12-28 01:00:40 UPDATED: (M4.2) Andreanof Islands, Aleutian Islands, Alaska 51.3 -177.1 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

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

Preliminary Report

Magnitude	4.2
Date-Time	28 Dec 2019 01:00:41 UTC 27 Dec 2019 13:00:41 near epicenter 27 Dec 2019 17:00:41 standard time in your timezone
Location	51.297N 177.088W
Depth	35 km
Distances	71.5 km (44.3 mi) SSW of Adak, Alaska 1528.9 km (947.9 mi) S of Anadyr, Russia 1549.1 km (960.5 mi) ESE of Klyuchi, Russia 1663.1 km (1031.1 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1680.3 km (1041.8 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 4.4 km; Vertical 1.9 km
Parameters	Nph = 43; Dmin = 52.6 km; Rmss = 0.79 seconds; Gp = 191° Version =
Event ID	us 70006rsf ***This event supersedes event AK019gmp55ka.

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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