M 6.6 earthquake: South Pacific Ocean (Tonga) — March 10, 1988

M 6.6 earthquake: South Pacific Ocean (Tonga) — March 10, 1988. Epicenter 356 km W of Nuku'alofa, depth 623 km, 22:25 Local (1988-03-10 10:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (356 km W, Tonga) — -20.917, -178.645

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