2004 Chūetsu Earthquake

The Chūetsu earthquakes occurred in Niigata Prefecture, Japan, at 17:56 local time on Saturday, October 23, 2004. The Japan Meteorological Agency named it the "Heisei 16 Niigata Prefecture Chuetsu Earthquake". Niigata Prefecture is located in the Hokuriku region of Honshu, the largest island of Japan.