|Max. length||9 km (5.6 mi)|
|Surface area||3.71 km2 (1.43 sq mi)|
|Shore length1||20.42 km (12.69 mi)|
|Surface elevation||79 m (259 ft)|
1 Shore length is not a well-defined measure.
Herefossfjorden is a lake in the municipality of Birkenes in Aust-Agder county, Norway. It is part of the Tovdalselva river. The Gauslåfjorden and Uldalsåna lakes flow into Herefossfjorden near the village of Herefoss. The Uldalsåna lake is held back by a dam and the Gauslåfjorden flows over a waterfall into the Herefossfjorden.
See also 
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