Konna is a town and rural commune in the Cercle of Mopti in the Mopti Region of Mali. The town lies 60 km northeast of Mopti on the eastern edge of the flood plain of the Niger River. The main RN16 highway linking Sévaré and Gao branches to the east just to the south of the town.
Lake Débo during high flow season, is at a distance of 80 km (50 mi) from Mopti on its upstream, on the southern end and 240 km (150 mi) from Timbuktu at its downstream, on the north-eastern end. It is the largest of many such seasonal wetlands and lakes which form the Inner Niger Delta, and the largest lake within Mali.