M 4.6 earthquake near North Pacific Ocean (Japan) — 1991-12-23

Magnitude 4.6 earthquake near North Pacific Ocean (476 km S, Japan), depth 430 km, 16:27 Local (1991-12-23 07:27 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (476 km S, Japan) — 30.477, 138.394