M 4.9 earthquake: South Pacific Ocean (Tonga) — September 3, 1983

M 4.9 earthquake: South Pacific Ocean (Tonga) — September 3, 1983. Epicenter 259 km W of Nuku'alofa, depth 431 km, 15:52 Local (1983-09-03 02:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (259 km W, Tonga) — -21.247, -177.715

EarthquakeLive.org