M 4.7 earthquake: South Pacific Ocean (Tonga) — October 27, 1973

M 4.7 earthquake: South Pacific Ocean (Tonga) — October 27, 1973. Epicenter 275 km W of Nuku'alofa, depth 525 km, 04:11 Local (1973-10-26 15:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (275 km W, Tonga) — -20.365, -177.732

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