M 6.4 earthquake: South Pacific Ocean (Tonga) — June 27, 1970

M 6.4 earthquake: South Pacific Ocean (Tonga) — June 27, 1970. Epicenter 436 km W of Nuku'alofa, depth 605 km, 23:09 Local (1970-06-28 11:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (436 km W, Tonga) — -21.678, -179.392

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