M 4.7 earthquake: South Pacific Ocean (Tonga) — October 5, 1997

M 4.7 earthquake: South Pacific Ocean (Tonga) — October 5, 1997. Epicenter 310 km NW of Nuku'alofa, depth 550 km, 17:31 Local (1997-10-06 05:31 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (310 km NW, Tonga) — -20.001, -177.938

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