 It has an average elevation (MSL) of 143 metres (469 feet).It is located 409 km southwest of Chennai and 273 km south of Bengaluru and 75 km south of Salem and it is near by Namakkal (18 km) and Karur (12 km), Paramathi Velur (16 km) the special feature of Mohanur is that it is the only place where the river Cauvery runs from north to south.After Kasi here the only place The Lord shiva (Asaladeepeswarar in Mohanur) temple which located right side in banks of river that passing north to south.