Business
Rio Tinto invests to modernise century-old hydroelectric power plant in Quebec
ALMA, Canada, May 15, 2025--Rio Tinto is investing US$1.2 billion (CA$1.7 billion) to modernise its Isle-Maligne hydroelectric power plant, commissioned in 1926 in Alma, Quebec. This is Rio Tinto’s largest single investment in its hydroelectric assets since the 1950s.
About this update from Rio Tinto Plc
[{"type":"image","alt":"","displaySize":"","headline":null,"caption":"","credit":null,"className":"","disableSlideshowImg":false,"size":{"original":{"width":3840,"height":1524,"url":"https://media.zenfs.com/en/business-wire.com/fd0fbf4729eff59105ab7e262bbfff91"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/GFIOMKiold2a7EmlVzVWaA--/YXBwaWQ9aGlnaGxhbmRlcjt3PTk2MDtoPTM4MTtjZj13ZWJw/https://media.zenfs.com/en/business-wire.com/fd0fbf4729eff59105ab7e262bbfff91","width":960,"height":381},"lightbox":{"url":"https://s.yimg.com/ny/api/res/1.2/fNZJY5lXIjl955EIJgbvsQ--/YXBwaWQ9aGlnaGxhbmRlcjt3PTI0MDA7aD05NTI7Y2Y9d2VicA--/https://media.zenfs.com/en/business-wire.com/fd0fbf4729eff59105ab7e262bbfff91","width":1200,"height":476}},"lazy":false},{"type":"text","content":"ALMA, Canada, May 15, 2025--(BUSINESS WIRE)--Rio Tinto is investing US$1.2 billion (CA$1.7 billion) to modernise its Isle-Maligne hydroelectric power plant, commissioned in 1926 in Alma, Quebec. This is Rio Tinto’s largest single investment in its hydroelectric assets since the 1950s.","length":285,"tagName":"p"},{"type":"text","content":"The power plant modernisation is essential to secure the future of low-carbon aluminium production in Saguenay–Lac-Saint-Jean, supporting the jobs of employees across the region. It will allow Rio Tinto to protect its assets for the long term, ensure a more efficient, safe and reliable power supply of renewable energy to smelters, casting houses and other facilities, and maintain safe operations for its employees and the community.","length":435,"tagName":"p"},{"type":"text","content":"The project will run until 2032, with an estimation of more than 300 people working on the site at its peak. It includes replacing eight turbine-alternator groups, rehabilitating their water intake and hydraulic passage, building an extension and mechanical workshop to the north of the power station, replacing electrical and mechanical equipment, and modifying a spillway so that it can be used reliably in winter.","length":416,"tagName":"p"},{"type":"text","content":"Rio Tinto Aluminium’s Managing Director for Atlantic Operations, Sébastien Ross said: "The Isle-Maligne hydroelectric power plant has been a strategic asset for Rio Tinto for 100 years, drawing on the expertise and dedication of multiple generations of employees and business partners. This major investment to moder...