M 4.9 earthquake: South Pacific Ocean (Tonga) — September 28, 1978

M 4.9 earthquake: South Pacific Ocean (Tonga) — September 28, 1978. Epicenter 469 km W of Nuku'alofa, depth 584 km, 02:48 Local (1978-09-28 14:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (469 km W, Tonga) — -21.961, -179.664

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