M 4.6 earthquake: South Pacific Ocean (Tonga) — March 18, 2000

M 4.6 earthquake: South Pacific Ocean (Tonga) — March 18, 2000. Epicenter 546 km SW of Nuku'alofa, depth 535 km, 02:38 Local (2000-03-18 14:38 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (546 km SW, Tonga) — -23.522, -179.863

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