M 5.1 earthquake: South Pacific Ocean (Tonga) — June 18, 1979

M 5.1 earthquake: South Pacific Ocean (Tonga) — June 18, 1979. Epicenter 451 km W of Nuku'alofa, depth 586 km, 23:49 Local (1979-06-19 11:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (451 km W, Tonga) — -21.921, -179.497

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