M 5.8 earthquake: South Pacific Ocean (Tonga) — April 19, 1987

M 5.8 earthquake: South Pacific Ocean (Tonga) — April 19, 1987. Epicenter 409 km W of Nuku'alofa, depth 570 km, 21:31 Local (1987-04-20 09:31 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (409 km W, Tonga) — -21.654, -179.137

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