M 5.2 earthquake: South Pacific Ocean (Tonga) — September 17, 1981

M 5.2 earthquake: South Pacific Ocean (Tonga) — September 17, 1981. Epicenter 352 km W of Neiafu, depth 356 km, 00:42 Local (1981-09-17 12:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (352 km W, Tonga) — -18.141, -177.278

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