M 4.5 earthquake: South Pacific Ocean (Tonga) — April 9, 1986

M 4.5 earthquake: South Pacific Ocean (Tonga) — April 9, 1986. Epicenter 578 km SW of Nuku'alofa, depth 600 km, 16:51 Local (1986-04-09 04:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (578 km SW, Tonga) — -23.723, 179.901

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