M 4.9 earthquake: North Pacific Ocean (Japan) — December 18, 1984

M 4.9 earthquake: North Pacific Ocean (Japan) — December 18, 1984. Epicenter 418 km NE of Kushiro, depth 33 km, 16:03 Local (1984-12-18 06:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (418 km NE, Japan) — 44.313, 149.227

EarthquakeLive.org