M 6.0 earthquake: South Pacific Ocean (Tonga) — April 29, 1981

M 6.0 earthquake: South Pacific Ocean (Tonga) — April 29, 1981. Epicenter 571 km SW of Nuku'alofa, depth 540 km, 09:14 Local (1981-04-28 21:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (571 km SW, Tonga) — -23.721, 179.981

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