Hálslón séð frá Kárahnjúkastíflu
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Halslon Reservoir

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Water typeReservoir
Area63 km²
Related damKárahnjúkastífla / Desjarárstífla / Sauðárdalsstífla
Power plantFljótsdalsstöð
OperatorLandsvirkjun

Halslon is the main storage reservoir of the Karahnjukar hydropower development north of Vatnajokull. It is retained by Karahnjukar Dam, Desjara Dam and Saudardalur Dam and extends south towards Bruarjokull glacier.

The reservoir covers approximately 63 square kilometres when full. Water from Halslon travels through long underground tunnels beneath Fljotsdalsheidi to Fljotsdalur Power Station.

Artificial
Regulated
Last verified 23 September 2026 Source

Ratings and reviews

Hálslón

Hálslón er hluti af fjölbreyttu vatnakerfi Íslands. Hér má finna upplýsingar um staðsetningu, tengd vatnsföll, stíflur og virkjanir þar sem við á.