M 4.8 earthquake: South Pacific Ocean (Tonga) — December 9, 1991

M 4.8 earthquake: South Pacific Ocean (Tonga) — December 9, 1991. Epicenter 500 km SW of Nuku'alofa, depth 583 km, 01:46 Local (1991-12-09 13:46 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (500 km SW, Tonga) — -23.663, -179.246

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