Lesjaskogsvatnet is a about 10 km long lake in Lesja municipality. The lake is 611 meter above sea and is about 5 km². The lake is the only lake in Norway who has two outlets. The lake is a starting point for two of Norway’s most known rivers. In south-east, at Lesjaverk, starts Gudbrandsdalslågen and in north-west, at Lesjaskog, starts Rauma.