M 4.6 earthquake: South Pacific Ocean (Tonga) — March 3, 1987

M 4.6 earthquake: South Pacific Ocean (Tonga) — March 3, 1987. Epicenter 293 km W of Nuku'alofa, depth 551 km, 21:34 Local (1987-03-03 08:34 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (293 km W, Tonga) — -20.414, -177.926

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