M 4.7 earthquake: South Pacific Ocean (Tonga) — July 23, 1973

M 4.7 earthquake: South Pacific Ocean (Tonga) — July 23, 1973. Epicenter 333 km NW of Nuku'alofa, depth 601 km, 16:45 Local (1973-07-24 04:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (333 km NW, Tonga) — -19.235, -177.68

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