M 4.8 earthquake: South Pacific Ocean (Tonga) — April 21, 1986

M 4.8 earthquake: South Pacific Ocean (Tonga) — April 21, 1986. Epicenter 454 km W of Nuku'alofa, depth 619 km, 11:52 Local (1986-04-21 23:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (454 km W, Tonga) — -21.922, -179.529

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