M 5.1 earthquake: South Pacific Ocean (Tonga) — October 21, 1973

M 5.1 earthquake: South Pacific Ocean (Tonga) — October 21, 1973. Epicenter 356 km S of Nuku'alofa, depth 85 km, 02:02 Local (1973-10-21 14:02 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (356 km S, Tonga) — -24.136, -176.452

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