M 5.1 earthquake: Aleutian Islands (Atka, USA) — April 13, 1977

M 5.1 earthquake: Aleutian Islands (Atka, USA) — April 13, 1977. Epicenter 375 km W of Atka, depth 46 km, 06:20 Local (1977-04-13 18:20 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (375 km W of Atka, USA) — 51.699, -179.613

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