M 5.0 earthquake: South Pacific Ocean (Tonga) — September 27, 1987

M 5.0 earthquake: South Pacific Ocean (Tonga) — September 27, 1987. Epicenter 389 km W of Nuku'alofa, depth 537 km, 22:12 Local (1987-09-28 10:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (389 km W, Tonga) — -21.451, -178.957

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