M 4.5 earthquake: South Pacific Ocean (Tonga) — April 16, 1989

M 4.5 earthquake: South Pacific Ocean (Tonga) — April 16, 1989. Epicenter 378 km SW of Nuku'alofa, depth 348 km, 04:18 Local (1989-04-16 16:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (378 km SW, Tonga) — -23.227, -178.117

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