M 4.5 earthquake: South Pacific Ocean (Tonga) — June 28, 1983

M 4.5 earthquake: South Pacific Ocean (Tonga) — June 28, 1983. Epicenter 446 km S of Nuku'alofa, depth 33 km, 05:59 Local (1983-06-28 17:59 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (446 km S, Tonga) — -24.917, -176.692

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