Hallevannet is a lake in Larvik Municipality in Vestfold county, Norway. The 3.72-square-kilometre (1.44 sq mi) lake lies about 8 kilometres (5.0 mi) to the west of the town of Larvik and about 4 kilometres (2.5 mi) to the northeast of the village of Helgeroa. The European route E18 highway and the Vestfoldbanen railway line both pass along the northern end of the lake.

See also

• List of lakes in Norway