M 4.9 earthquake: South Pacific Ocean (Tonga) — March 22, 2004

M 4.9 earthquake: South Pacific Ocean (Tonga) — March 22, 2004. Epicenter 377 km S of Nuku'alofa, depth 40 km, 00:22 Local (2004-03-22 12:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (377 km S, Tonga) — -24.474, -175.891

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