M 5.2 earthquake: South Pacific Ocean (Tonga) — April 11, 1991

M 5.2 earthquake: South Pacific Ocean (Tonga) — April 11, 1991. Epicenter 278 km W of Nuku'alofa, depth 525 km, 01:55 Local (1991-04-10 12:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (278 km W, Tonga) — -20.273, -177.724

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