M 4.5 earthquake: South Pacific Ocean (Tonga) — January 17, 1997

M 4.5 earthquake: South Pacific Ocean (Tonga) — January 17, 1997. Epicenter 609 km SW of Nuku'alofa, depth 500 km, 11:00 Local (1997-01-16 23:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (609 km SW, Tonga) — -23.989, 179.717

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