M 4.7 earthquake near Oceano Pacífico Norte (Japão) — 1981-04-19
Magnitude 4.7 earthquake near Oceano Pacífico Norte (361 km S, Japão), depth 368 km, 05:09 Local (1981-04-19 20:09 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.
Oceano Pacífico Norte (361 km S, Japão) — 31.486, 138.147
