The river runs from lake Aursunden[?] near Røros in Sør-Trøndelag and runs into the Oslofjord[?] at Sarpsborg.
... United States Census Bureau, the town has a total area of 12.7 km² (4.9 mi²). 12.7 km² (4.9 mi²) of it is land and none of the area is covered with ...