M 4.6 earthquake: South Pacific Ocean (Tonga) — December 9, 1986

M 4.6 earthquake: South Pacific Ocean (Tonga) — December 9, 1986. Epicenter 363 km W of Nuku'alofa, depth 594 km, 22:00 Local (1986-12-10 10:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (363 km W, Tonga) — -21.216, -178.72

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