M 5.0 Earthquake: South Pacific Ocean (Tonga) — October 12, 1991

M 5.0 Earthquake: South Pacific Ocean (Tonga) — October 12, 1991. Epicenter 346 km W of Nuku'alofa, depth 613 km, 08:22 Local (1991-10-11 20:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (346 km W, Tonga) — -20.599, -178.501

EarthquakeLive.org