M 4.6 earthquake: Aleutian Islands (Atka, USA) — March 23, 1990

M 4.6 earthquake: Aleutian Islands (Atka, USA) — March 23, 1990. Epicenter 79 km S of Atka, depth 33 km, 22:09 Local (1990-03-24 08:09 UTC). Shaking felt by ~61 people. Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (79 km S of Atka, USA) — 51.483, -174.228

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