M 5.3 earthquake: South Pacific Ocean (Tonga) — August 18, 1979

M 5.3 earthquake: South Pacific Ocean (Tonga) — August 18, 1979. Epicenter 459 km W of Nuku'alofa, depth 590 km, 11:42 Local (1979-08-18 23:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (459 km W, Tonga) — -22.105, -179.538

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