M 4.7 earthquake: South Pacific Ocean (Tonga) — August 31, 1999

M 4.7 earthquake: South Pacific Ocean (Tonga) — August 31, 1999. Epicenter 582 km SW of Nuku'alofa, depth 618 km, 07:57 Local (1999-08-30 19:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (582 km SW, Tonga) — -23.682, 179.833

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