Tisleifjorden is a lake on the border of Innlandet and Viken counties in Norway. The lake lies in Nord-Aurdal municipality in Innlandet county, as well in Gol and Hemsedal municipalities in Viken county. Tisleifjorden is dammed for hydroelectric power. The height of the lake sits around above sea level, but it can vary up to . The lake has a circumference of about . It is located about to the southwest of the town of Fagernes. Dam Tisleifjorden Dam creates a reservoir for the Åbjøra kraftverk hydro-electric power plant along the Aurdalsfjorden near the village of Aurdal. The power plant was built from 1949-1951 and it was rebuilt in 2002. Åbjøra kraftverk is operated by Skagerak Energi. See also List of lakes in Norway References Gol, Norway Hemsedal Nord-Aurdal Lakes of Innlandet Lakes of Viken (county) Reservoirs in Norway