M 4.5 earthquake: South Pacific Ocean (Tonga) — August 6, 1999

M 4.5 earthquake: South Pacific Ocean (Tonga) — August 6, 1999. Epicenter 578 km SW of Nuku'alofa, depth 550 km, 17:41 Local (1999-08-06 05:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (578 km SW, Tonga) — -23.646, 179.853

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