Nodlandsvatnet is a lake in the municipality of Eigersund in Rogaland county, Norway. The lake is a major reservoir for the local energy company Dalane Energi, and has a capacity of 20 million cubic metres, the second largest in the area after Spjodevatnet with 24 million cubic metres.The lake also serves a recreational function. The Opplev Dalane (explore Dalane) hiking path runs past the lake, and an open hut for hikers is expected to open in December 2007 at Imeseid.