M 4.7 earthquake: South Pacific Ocean (Tonga) — August 8, 1983

M 4.7 earthquake: South Pacific Ocean (Tonga) — August 8, 1983. Epicenter 322 km NW of Nuku'alofa, depth 571 km, 01:32 Local (1983-08-08 13:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (322 km NW, Tonga) — -19.189, -177.496

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