M 5.1 Earthquake: South Pacific Ocean (Tonga) — September 20, 1979

M 5.1 Earthquake: South Pacific Ocean (Tonga) — September 20, 1979. Epicenter 351 km W of Neiafu, depth 392 km, 13:12 Local (1979-09-21 01:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (351 km W, Tonga) — -17.789, -177.183

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