M 4.9 earthquake: Aleutian Islands (Atka, USA) — December 20, 2010

M 4.9 earthquake: Aleutian Islands (Atka, USA) — December 20, 2010. Epicenter 181 km SW of Atka, depth 33 km, 21:08 Local (2010-12-21 07:08 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (181 km SW of Atka, USA) — 51.04, -176.049

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