M 5.1 earthquake: South Pacific Ocean (Tonga) — February 9, 1983

M 5.1 earthquake: South Pacific Ocean (Tonga) — February 9, 1983. Epicenter 269 km W of Nuku'alofa, depth 537 km, 10:30 Local (1983-02-08 21:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (269 km W, Tonga) — -20.507, -177.72

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