M 5.0 earthquake near South Pacific Ocean (Tonga) — 1977-04-04

Magnitude 5.0 earthquake near South Pacific Ocean (438 km W, Tonga), depth 597 km, 03:25 Local (1977-04-04 15:25 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (438 km W, Tonga) — -21.757, -179.398