M 5.2 earthquake: South Pacific Ocean (Tonga) — March 20, 1983

M 5.2 earthquake: South Pacific Ocean (Tonga) — March 20, 1983. Epicenter 345 km NW of Nuku'alofa, depth 626 km, 04:24 Local (1983-03-20 16:24 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (345 km NW, Tonga) — -18.957, -177.569

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