M 4.6 earthquake: South Pacific Ocean (Tonga) — September 26, 1978

M 4.6 earthquake: South Pacific Ocean (Tonga) — September 26, 1978. Epicenter 427 km S of Nuku'alofa, depth 33 km, 22:16 Local (1978-09-27 10:16 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (427 km S, Tonga) — -24.909, -175.987

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