M 4.6 earthquake: South Pacific Ocean (Tonga) — July 20, 1993

M 4.6 earthquake: South Pacific Ocean (Tonga) — July 20, 1993. Epicenter 272 km W of Nuku'alofa, depth 462 km, 16:40 Local (1993-07-20 03:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (272 km W, Tonga) — -20.813, -177.814

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