M 5.1 Earthquake: Aleutian Islands (Atka, USA) — February 23, 1987

M 5.1 Earthquake: Aleutian Islands (Atka, USA) — February 23, 1987. Epicenter 194 km SW of Atka, depth 33 km, 15:18 Local (1987-02-24 01:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (194 km SW of Atka, USA) — 51.487, -176.773

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