Eidsvatnet is a lake on the border of the municipalities of Høylandet and Overhalla in Trøndelag county, Norway. The 15.87-square-kilometre (6.13 sq mi) lake lies about 5 kilometres (3.1 mi) northeast of the village of Skogmo. The lake empties into the river Bjøra which flows a short distance into the large river Namsen.[1]