M 4.6 earthquake near South Pacific Ocean (Tonga) — 1981-04-18

Magnitude 4.6 earthquake near South Pacific Ocean (280 km N, Tonga), depth 252 km, 03:25 Local (1981-04-18 14:25 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (280 km N, Tonga) — -16.178, -174.466