op ska ▁Cr na ▁G ora ▁mountain . ▁It ▁passes ▁next ▁to ▁the ▁ru ins ▁of ▁the ▁ancient ▁city ▁of ▁Sc up i , ▁but ▁has ▁no ▁major ▁settlement s ▁on ▁its ▁Mac ed onian ▁course , ▁before ▁it ▁reaches ▁the ▁northern ▁sub ur bs ▁of ▁Sk op je , ▁B ard ov ci ▁and ▁Nov o ▁S elo , ▁and ▁em pt ies ▁into ▁the ▁V ard ar ▁at ▁the ▁Sk op je ' s ▁northern ▁bor ough ▁of ▁G jor če ▁Pet rov ▁at ▁an ▁alt itude ▁of ▁. ▁ ▁Character istics ▁▁ ▁The ▁Le pen ac ▁belongs ▁to ▁the ▁A ege an ▁Sea ▁d rain age ▁bas in , ▁with ▁its ▁own ▁d rain age ▁area ▁of ▁ ▁( ▁in ▁Kos ovo , ▁ ▁in ▁Mac ed onia ). ▁It ▁is ▁not ▁navig able . ▁ ▁The ▁Ka č an ik ▁g orge ▁is ▁a ▁route ▁for ▁the ▁both ▁road ▁and ▁railway ▁K ral je vo - P ri št ina - Sk op je . ▁ ▁The ▁river ▁has ▁a ▁potential ▁for ▁hydro elect rical ▁production , ▁but ▁even ▁though ▁being ▁a ▁part ▁of ▁the ▁former ▁I bar - L epen ac ▁H yd ros ystem ▁project , ▁it ▁is ▁not ▁much ▁used , ▁either ▁for ▁energy ▁production ▁or ▁ir rig ation . ▁ ▁The ▁Le pen ac ▁was ▁a ▁part ▁of ▁the ▁artificial ▁b if ur cation , ▁as ▁the ▁N er od im ka ▁connected ▁both ▁Le pen ac ▁and ▁Sit nica ▁rivers ▁via ▁a ▁canal ,