M 4.7 earthquake: Aleutian Islands (Atka, USA) — July 30, 1980

M 4.7 earthquake: Aleutian Islands (Atka, USA) — July 30, 1980. Epicenter 308 km W of Atka, depth 33 km, 16:43 Local (1980-07-31 04:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (308 km W of Atka, USA) — 51.194, -178.371

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