M 4.7 earthquake near South Pacific Ocean (Tonga) — 1977-04-23

Magnitude 4.7 earthquake near South Pacific Ocean (301 km NW, Tonga), depth 370 km, 21:49 Local (1977-04-23 09:49 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (301 km NW, Tonga) — -19.354, -177.393