Kadykchan is an urban city in Susumansky District of Magadan Oblast, Russia. it is located in the basin of the Ayan Yuryakh River, 65 kilometers from north-west of Susuman. In earlier days, 7000 people were living in kadykchane and the town had two coal mines.The depth of mines was about 400 meters. One day an accident took place in one of the section of coal mines and six people were killed.After this incident both coal mines were closed. some people were removed from the city by giving them 80 to 120 thousand rubles (currency of russia) for retired based on seniority. Many homes were destroyed. The whole private sector was burned, so that people will not come back. According to the state data the town’s population dropped from 10,270 (1986) to 287 (2007).