M 5.0 earthquake: South Pacific Ocean (Tonga) — October 22, 1973

M 5.0 earthquake: South Pacific Ocean (Tonga) — October 22, 1973. Epicenter 359 km W of Nuku'alofa, depth 572 km, 01:39 Local (1973-10-21 13:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (359 km W, Tonga) — -21.168, -178.687

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