M 5.0 earthquake: South Pacific Ocean (Tonga) — April 12, 2004

M 5.0 earthquake: South Pacific Ocean (Tonga) — April 12, 2004. Epicenter 346 km NW of Nuku'alofa, depth 535 km, 11:57 Local (2004-04-12 23:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (346 km NW, Tonga) — -18.753, -177.339

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