M 4.7 earthquake: Aleutian Islands (Atka, USA) — December 13, 1983

M 4.7 earthquake: Aleutian Islands (Atka, USA) — December 13, 1983. Epicenter 203 km W of Atka, depth 79 km, 10:48 Local (1983-12-13 20:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (203 km W of Atka, USA) — 51.785, -177.094

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