the construction of the three power stations and dams in the area north of vestmanna was done in the period from to the hydropower station with two turbines in the northern part of eysturoy ei i was connected to the system in and extended with a third turbine in their expected total lifetime is up to years so most of the plants still have many years of production left the annual production of hydropower in the faroe islands is around mwh or of the annual electricity consumption