M 4.9 Earthquake: South Pacific Ocean (Tonga) — October 17, 1976

M 4.9 Earthquake: South Pacific Ocean (Tonga) — October 17, 1976. Epicenter 339 km W of Nuku'alofa, depth 580 km, 01:32 Local (1976-10-16 13:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (339 km W, Tonga) — -20.338, -178.366

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