Fljótsdalur og vatnasvæði Fljótsdalsstöðvar sem Grjótárstífla tengist
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Grjota Dam

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Dam typeDiversionDam
RiverGrjótá
Power plantFljótsdalsstöð
OperatorLandsvirkjun
Height15 m
Length150 m
ConstructionEarthfill

Grjota Dam forms part of the water conveyance system serving Fljotsdalur Power Station in the Highlands north of Vatnajokull. It is located on the Grjota river east of Grjotarhnjukur and collects water for diversion into the hydropower system.

The dam is approximately 150 metres long and reaches a maximum height of about 15 metres. It creates a small reservoir, Grjotarlon, covering roughly 0.25 square kilometres.

Grjota Dam is one of several smaller diversion structures that together form the extensive water supply system of Fljotsdalur Power Station.

Hydropower dam
Diversion dam
Last verified 23 September 2026 Source

Ratings and reviews

Grjótárstífla

Grjótárstífla er eitt þeirra vatnsvirkja sem tengjast Kárahnjúkavirkjun og Fljótsdalsstöð. Hún liggur í Grjótá austan Grjótárhnjúks og er um 150 metra löng og mest um 15 metra há.