M 5.1 earthquake: South Pacific Ocean (Tonga) — July 7, 1978

M 5.1 earthquake: South Pacific Ocean (Tonga) — July 7, 1978. Epicenter 318 km SW of Nuku'alofa, depth 222 km, 05:14 Local (1978-07-07 17:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (318 km SW, Tonga) — -23.086, -177.479

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