M 4.9 earthquake: North Pacific Ocean (Japan) — May 23, 1986

M 4.9 earthquake: North Pacific Ocean (Japan) — May 23, 1986. Epicenter 457 km SE of Shizuoka, depth 21 km, 10:34 Local (1986-05-23 01:34 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (457 km SE, Japan) — 31.2, 140.289

EarthquakeLive.org