Lysychansk is a city in Sievierodonetsk Raion, Luhansk Oblast, eastern Ukraine. It is located on the high right bank of the Donets River, appr…Lysychansk is a city in Sievierodonetsk Raion, Luhansk Oblast, eastern Ukraine. It is located on the high right bank of the Donets River, approximately 115 kilometres from the administrative center of the oblast, Luhansk. It faces Sievierodonetsk across the river. Its population before the Russian invasion of Ukraine was approximately 93,340.