M 4.7 earthquake: South Pacific Ocean (Tonga) — April 27, 1997

M 4.7 earthquake: South Pacific Ocean (Tonga) — April 27, 1997. Epicenter 278 km W of Nuku'alofa, depth 600 km, 20:16 Local (1997-04-27 07:16 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (278 km W, Tonga) — -20.46, -177.798

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