M 4.5 earthquake: South Pacific Ocean (Tonga) — September 18, 1997

M 4.5 earthquake: South Pacific Ocean (Tonga) — September 18, 1997. Epicenter 328 km N of Neiafu, depth 250 km, 08:30 Local (1997-09-18 20:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (328 km N, Tonga) — -15.808, -174.822

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