20.9.2024 News Power plant news Press releases Turbine overhaul at the Haapakoski hydropower plant on the Iijoki river One of the two turbines at PVO-Vesivoima’s Haapakoski hydropower plant will undergo a major overhaul during autumn 2024. The work has commenced today and is expected to be completed by the end of the year.
12.9.2024 News Power plant news Construction of ultracapacitor begins in Iijoki, Kierikki Construction work has commenced on an energy storage project utilising three-megawatt ultracapacitors at PVO-Vesivoima’s Kierikki power plant. This is PVO-Vesivoima’s first project of its kind, piloting energy storage technology tha…
4.9.2024 News Power plant news Press releases PVO-Vesivoima appeals decisions on stocking and fish stock management obligations for the Iijoki and Kemijoki rivers PVO-Vesivoima is seeking a change from the Vaasa Administrative Court regarding the decisions made by the Regional State Administrative Agency for Northern Finland on the stocking and fish stock management obligations for the Iijoki…
29.8.2024 News Power plant news Speech by the CEO of Tornionlaakson Voima at Portimokoski during the TRIWA LIFE project visit to the Tengeliö River fishways On Thursday, August 29, 2024, King Carl XVI Gustaf of Sweden visited the Tengeliö River fishways being built at the Portimokoski power plant of Tornionlaakson Voima in Ylitornio. The visit is part of a broader familiarisation visit…
20.8.2024 News Power plant news Press releases Turbines of Melo hydropower plant renovated – PVO-Vesivoima’s investment decision will boost balancing power Located at Nokianvirta on the Kokemäenjoki river in Nokia, both turbines of the Melo hydropower plant are to be renovated. PVO-Vesivoima made an investment decision on the renovation. Scheduled to start in June 2025, the project wi…
29.7.2024 News Power plant news The Regional State Administrative Agency for Northern Finland has issued its decisions on the change applications regarding fish stock management obligations in the Iijoki and Kemijoki rivers The Regional State Administrative Agency for Northern Finland has issued its decision on the change applications submitted by the Centre for Economic Development, Transport and the Environment for Lapland in 2017 regarding stocking…
27.5.2024 News Press releases The world’s most advanced turbine governor enhances hydropower’s balancing power ability – collaboration between PVO-Vesivoima and the University of Oulu lead to a patent application PVO-Vesivoima and the University of Oulu have jointly developed a completely new type of turbine governor that can regulate the electricity production of hydropower plants significantly more accurately than before. In addition to ac…
29.2.2024 News Power plant news Press releases Pohjolan Voima investigates building a pumped hydroelecric energy storage (PHES) in Kemijärvi Pohjolan Voima, one of Finland’s largest energy companies, is investigating the possibility of building a pumped-storage power station in the area of Lake Kemijärvi. Pumped-storage power stations are used in the mountain regions…
29.1.2024 News Power plant news Press releases PVO-Vesivoima and Caverion partnership continues with hydropower plants PVO-Vesivoima Oy and Caverion continue their partnership. Caverion will continue to be responsible for the operation and maintenance of PVO-Vesivoima’s hydropower plants on the Iijoki and Kemijoki rivers and Melo hydropower plant on…
27.11.2023 News Press releases Transport of Iijoki and Kemijoki lamperns falls short in 2023 – more research is required The transport of lamperns, also known as river lampreys, in the rivers Iijoki and Kemijoki concluded in October. Every year in both rivers, migrating lamperns are caught downstream from power plants and moved upstream of the plants…
