M 4.8 Earthquake: South Pacific Ocean (Tonga) — September 6, 1991

M 4.8 Earthquake: South Pacific Ocean (Tonga) — September 6, 1991. Epicenter 353 km W of Nuku'alofa, depth 572 km, 09:36 Local (1991-09-05 21:36 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (353 km W, Tonga) — -20.377, -178.516

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