most of the hydropower plants are owned by landsvirkjun the national power company landsvirkjun currently has power stations of which are hydropower stations two geothermal power stations and one a naturalgasfired station krafla and bjarnarflag are geothermal power stations blanda burfell fljotsdalur hrauneyjafoss laxa sigalda sog and sultartangiand vatnsfell are all hydropower stations straumsvik is the naturalgas fired station it will be the largest power station in iceland and will provide mw of power to the alcoa aluminium plant in reyoarfjorour