M 5.2 earthquake: South Pacific Ocean (Tonga) — May 4, 1978

M 5.2 earthquake: South Pacific Ocean (Tonga) — May 4, 1978. Epicenter 295 km W of Nuku'alofa, depth 516 km, 12:50 Local (1978-05-03 23:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (295 km W, Tonga) — -20.255, -177.896

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