M 4.8 earthquake: Aleutian Islands (Unalaska, USA) — January 31, 1987

M 4.8 earthquake: Aleutian Islands (Unalaska, USA) — January 31, 1987. Epicenter 112 km E of Unalaska, depth 33 km, 06:42 Local (1987-01-31 15:42 UTC). Shaking felt by ~17K people. Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (112 km E of Unalaska, USA) — 53.764, -164.833

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