M 6.9 earthquake: Aleutian Islands (Atka, USA) — February 6, 1971

M 6.9 earthquake: Aleutian Islands (Atka, USA) — February 6, 1971. Epicenter 206 km SW of Atka, depth 30 km, 15:29 Local (1971-02-07 02:29 UTC). Shaking felt by ~79 people. Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (206 km SW of Atka, USA) — 51.341, -176.85

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