M 4.7 earthquake: Aleutian Islands (Atka, USA) — January 20, 1983

M 4.7 earthquake: Aleutian Islands (Atka, USA) — January 20, 1983. Epicenter 334 km W of Atka, depth 67 km, 11:22 Local (1983-01-20 22:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (334 km W of Atka, USA) — 51.255, -178.8

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