Qorlortorsuaq Dam is a hydroelectric dam near

Qorlortorsuaq Qorlortorsuaq is a village in the Nanortalik district, in the Kujalleq municipality in southern Greenland, located at the site of the largest waterfall A waterfall is a point in a river or stream where water flows over a vertical drop or a ...

in the Nanortalik district of the

Kujalleq Kujalleq ( Greenlandic: , da, Den Syden, lit=The South) is a municipality on the southern tip of Greenland, operational from 1 January 2009. The administrative center of the municipality is in Qaqortoq (formerly called Julianehåb). Creation ...

municipality in southern

Greenland Greenland ( kl, Kalaallit Nunaat, ; da, Grønland, ) is an island country in North America that is part of the Kingdom of Denmark. It is located between the Arctic and Atlantic oceans, east of the Canadian Arctic Archipelago. Greenland i ...

. It has a capacity of 7.2 MW and it generates power for the neighbouring towns of

Qaqortoq Qaqortoq, formerly Julianehåb, is a city in the Kujalleq municipality in southern Greenland, located near Cape Thorvaldsen. With a population of 3,050 in 2020, it is the most populous town and the municipal capital in southern Greenland and the ...

and

Narsaq Narsaq is a town in the Kujalleq municipality in southern Greenland. The name ''Narsaq'' is Kalaallisut for "Plain", referring to the shore of Tunulliarfik Fjord where the town is located. History People have lived in the area for thousands o ...

History

The construction of the power plant started in December 2003 and was completed in October 2007. It was built by consortium of E. Pihl & Son AS (51%), YIT (34%), and

Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...

(15%). Landsvirkjun operates the power plant until 2012, when operation will be transferred to the Kujalleq municipality. The design and engineering was performed by Icelandic companies Verkís and Efla.

Description

Qorlortorsuaq Dam is a concrete gravity dam with height of and crest length of . It creates a reservoir with a capacity of 108 million cubic meters. Its tunnel length is and pressure pipe is . The flow rate is . The power plant as two horizontal axis Francis turbines manufactured by Kössler with a total installed capacity of 7.6 MW. Its annual generation is 27 GWh. A crew of four maintains the power plant. Together with the power plant a long high voltage (70 kV) line to

and

was erected. It crosses over the Igaliko Fjord, a more than 2 km long

span Span may refer to: Science, technology and engineering * Span (unit), the width of a human hand * Span (engineering), a section between two intermediate supports * Wingspan, the distance between the wingtips of a bird or aircraft * Sorbitan ester ...

, between these two pylons: and .

Green Power program

The hydropower plant is part of the plan of the Greenland Home Rule government to replace fossil fuelled energy production and storage with sustainable power production.

References

{{GeoGroupTemplate Hydroelectric power stations in Greenland Dams in Greenland Dams completed in 2007 Gravity dams Energy infrastructure completed in 2007 Kujalleq 2007 establishments in Greenland