****Eldrevatnet or Eldrevatn is a lake in the municipality of Lærdal in Vestland county, Norway. The 3.48 km2 lake lies at an elevation of 1116 m above sea level. It is located about 15 km southeast of the village of Borgund, not far from the European route E16 highway and the Filefjell Kongevegen road. The lake Øljusjøen lies 4 km south of the lake. The lake Juklevatnet and the mountain Høgeloft both lie about 5 km to the northeast of the lake. The lake Eldrevatnet is regulated by a hydroelectric dam and supplies water for a nearby power station.