M 4.7 earthquake: Aleutian Islands (Atka, USA) — September 14, 1977

M 4.7 earthquake: Aleutian Islands (Atka, USA) — September 14, 1977. Epicenter 583 km W of Atka, depth 35 km, 02:38 Local (1977-09-13 14:38 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (583 km W of Atka, USA) — 51.079, 177.537

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