M 4.6 Earthquake: South Pacific Ocean (Tonga) — March 5, 1978

M 4.6 Earthquake: South Pacific Ocean (Tonga) — March 5, 1978. Epicenter 305 km W of Nuku'alofa, depth 437 km, 21:45 Local (1978-03-06 09:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (305 km W, Tonga) — -21.18, -178.163

EarthquakeLive.org