M 4.7 earthquake: Aleutian Islands (Atka, USA) — April 23, 2011

M 4.7 earthquake: Aleutian Islands (Atka, USA) — April 23, 2011. Epicenter 99 km SW of Atka, depth 28 km, 00:20 Local (2011-04-23 09:20 UTC). Shaking felt by ~61 people. Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (99 km SW of Atka, USA) — 51.548, -175.188

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