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In page Nuuk:

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All of Greenland's electricity is powered by the government-owned company Nukissiorfiit, which has a monopoly on the electricity in Greenland.[1] Since 1993, Nuuk has received its electric power mainly from Buksefjord hydroelectric power plant by way of a 132 kV powerline crossing Ameralik fjord over a distance of 5,376 m (17,638 ft), the world's longest free span.[2][3]