M 4.9 earthquake: South Pacific Ocean (Tonga) — September 6, 1980

M 4.9 earthquake: South Pacific Ocean (Tonga) — September 6, 1980. Epicenter 297 km W of Nuku'alofa, depth 352 km, 08:22 Local (1980-09-05 19:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (297 km W, Tonga) — -21.077, -178.079

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