M 4.6 earthquake: Aleutian Islands (Atka, USA) — December 9, 1981

M 4.6 earthquake: Aleutian Islands (Atka, USA) — December 9, 1981. Epicenter 417 km W of Atka, depth 109 km, 15:26 Local (1981-12-10 02:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (417 km W of Atka, USA) — 51.883, 179.719

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