M 4.7 earthquake: South Pacific Ocean (Tonga) — August 31, 1982

M 4.7 earthquake: South Pacific Ocean (Tonga) — August 31, 1982. Epicenter 423 km W of Nuku'alofa, depth 616 km, 17:42 Local (1982-09-01 05:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (423 km W, Tonga) — -21.588, -179.273

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