M 4.6 Earthquake: South Pacific Ocean (Samoa) — April 21, 1973

M 4.6 Earthquake: South Pacific Ocean (Samoa) — April 21, 1973. Epicenter 321 km SW of Apia, depth 54 km, 20:50 Local (1973-04-22 08:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (321 km SW, Samoa) — -15.724, -173.999

EarthquakeLive.org