M 5.7 earthquake: South Pacific Ocean (Tonga) — September 15, 1992

M 5.7 earthquake: South Pacific Ocean (Tonga) — September 15, 1992. Epicenter 368 km W of Nuku'alofa, depth 581 km, 14:28 Local (1992-09-15 02:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (368 km W, Tonga) — -21.042, -178.763

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