M 4.5 earthquake: Aleutian Islands (Atka, USA) — March 18, 1999

M 4.5 earthquake: Aleutian Islands (Atka, USA) — March 18, 1999. Epicenter 503 km W of Atka, depth 33 km, 17:25 Local (1999-03-19 03:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (503 km W of Atka, USA) — 51.953, 178.451

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