M 5.1 earthquake: South Pacific Ocean (Tonga) — March 12, 1987

M 5.1 earthquake: South Pacific Ocean (Tonga) — March 12, 1987. Epicenter 347 km SW of Nuku'alofa, depth 94 km, 17:03 Local (1987-03-13 05:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (347 km SW, Tonga) — -23.368, -177.587

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