M 4.5 earthquake: Aleutian Islands (Atka, USA) — December 28, 1977

M 4.5 earthquake: Aleutian Islands (Atka, USA) — December 28, 1977. Epicenter 112 km SE of Atka, depth 33 km, 07:49 Local (1977-12-28 18:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (112 km SE of Atka, USA) — 51.364, -173.296

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