M 5.0 earthquake: South Pacific Ocean (Tonga) — October 9, 1975

M 5.0 earthquake: South Pacific Ocean (Tonga) — October 9, 1975. Epicenter 465 km W of Nuku'alofa, depth 575 km, 17:50 Local (1975-10-10 05:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (465 km W, Tonga) — -22.162, -179.588

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