M 5.7 Earthquake: South Pacific Ocean (Tonga) — May 26, 1974

M 5.7 Earthquake: South Pacific Ocean (Tonga) — May 26, 1974. Epicenter 343 km W of Nuku'alofa, depth 565 km, 17:47 Local (1974-05-26 05:47 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (343 km W, Tonga) — -20.755, -178.499

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