Osum

The fifth one in Top 10 Longest Rivers in Albania that Toplist would like to introduce to you is Osum. The Osum is a river in southern Albania that is one of the Seman's headwaters. It has a length of 161 kilometers (100 miles) and a drainage basin area of 2,073 kilometers (800 sq mi). It has a discharge rate of 32.5 m3/s (1,150 cu ft/s).

Its source is located in the southwestern part of Korçë County, near the village of Vithkuq, at an elevation of 1,050 meters (3,440 ft). It flows south to Kolonjë, then west to Çepan, and northwest through Çorovodë, where it passes through the famous Osum Canyon, Poliçan, Berat, and Urë Vajgurore. It merges with the Devoll near Kuçovë to form the Seman. The river's discharge has been reported to range between 5.11 m3 (180 cu ft)/s and 74.11 m3 (2,617 cu ft)/s.

The Apsus river was known as the Osum river in classical antiquity. The modern Albanian name Osum (definite form: Osumi) is used to indicate the river's upper course.

Length: 161 km (100 mi)