M 4.8 earthquake: North Pacific Ocean (Japan) — April 22, 1979

M 4.8 earthquake: North Pacific Ocean (Japan) — April 22, 1979. Epicenter 265 km E of Kushiro, depth 33 km, 19:21 Local (1979-04-22 10:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (265 km E, Japan) — 43.273, 147.612

EarthquakeLive.org