M 5.3 earthquake: South Pacific Ocean (Tonga) — March 21, 1984

M 5.3 earthquake: South Pacific Ocean (Tonga) — March 21, 1984. Epicenter 480 km SW of Nuku'alofa, depth 509 km, 01:58 Local (1984-03-21 13:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (480 km SW, Tonga) — -22.95, -179.449

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