M 4.9 earthquake: North Pacific Ocean (Japan) — September 1, 1979

M 4.9 earthquake: North Pacific Ocean (Japan) — September 1, 1979. Epicenter 485 km SE of Yokohama, depth 35 km, 09:54 Local (1979-09-01 00:54 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (485 km SE, Japan) — 31.446, 141.733

EarthquakeLive.org