M 4.8 earthquake: South Pacific Ocean (Tonga) — August 20, 2003

M 4.8 earthquake: South Pacific Ocean (Tonga) — August 20, 2003. Epicenter 463 km W of Nuku'alofa, depth 591 km, 11:54 Local (2003-08-20 23:54 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (463 km W, Tonga) — -22.174, -179.561

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