“Minnesota Power is poised to be the first utility in the state to fully switch to “time of day” electricity rates for residential customers, meaning power is more expensive during certain hours and discounted when it is more readily available.
The move is prompted by an increase in renewable energy and its variability — the Duluth-based utility now gets half its power from renewable sources compared with nearly all coal a few decades ago — and the need to better pair power generation with usage.
“It’s really meant to set the stage for the grid of the future and bring our customers along,” said Tina Koecher, Minnesota Power’s manager of customer experience operations. “This is really recognizing those shifts in our energy mix and when it is best to use energy — when renewables are most abundant on the grid.””
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Johnson, Brooks. Star-Tribune 15 July 2021.