M 6.6 earthquake: Aleutian Islands (Atka, USA) — March 27, 1940

M 6.6 earthquake: Aleutian Islands (Atka, USA) — March 27, 1940. Epicenter 446 km W of Atka, depth 50 km, 01:31 Local (1940-03-27 12:31 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (446 km W of Atka, USA) — 51.426, 179.431

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