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Interior shots of Unit 5.

Ontario government in pre-development of Canada’s biggest pumped hydro energy storage plant

January 29, 2025
The provincial government of Ontario, Canada, has begun pre-development work on a 1GW/11GWh pumped hydro energy storage (PHES) project.
TC Energy plans to submit a report, including a new revenue framework, for the Ontario project by the end of July 2024. Image: TC Energy

TC Energy to develop ‘revenue framework’ for Ontario pumped storage project

January 16, 2024
TC Energy will develop “a potential long-term revenue framework” for its proposed pumped storage project in the Canadian province of Ontario.
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