M 5.0 earthquake: South Pacific Ocean (Tonga) — January 20, 1973

M 5.0 earthquake: South Pacific Ocean (Tonga) — January 20, 1973. Epicenter 259 km S of Nuku'alofa, depth 33 km, 12:24 Local (1973-01-19 23:24 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (259 km S, Tonga) — -23.439, -175.643

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