M 6.1 earthquake: Aleutian Islands (Atka, USA) — September 6, 1957

M 6.1 earthquake: Aleutian Islands (Atka, USA) — September 6, 1957. Epicenter 325 km W of Atka, depth 25 km, 23:06 Local (1957-09-07 10:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (325 km W of Atka, USA) — 51.288, -178.681

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