Nøklevann
Norway · Europe
About
Nøklevann is a lake in Østmarka in Oslo, Norway. It has a surface area of 0.8 km2, and is 163 meters above sea level. The lake drains through Ljanselva to Bunnefjorden. It is a former drinking water supply for Oslo.
Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.