M 4.9 earthquake: South Pacific Ocean (Tonga) — April 3, 1976

M 4.9 earthquake: South Pacific Ocean (Tonga) — April 3, 1976. Epicenter 334 km W of Nuku'alofa, depth 594 km, 19:28 Local (1976-04-04 07:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (334 km W, Tonga) — -20.835, -178.418

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