M 4.6 earthquake: South Pacific Ocean (Tonga) — March 30, 1990

M 4.6 earthquake: South Pacific Ocean (Tonga) — March 30, 1990. Epicenter 577 km SW of Nuku'alofa, depth 499 km, 16:52 Local (1990-03-31 04:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (577 km SW, Tonga) — -24.003, -179.907

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