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PROPERTY, PLANT, AND EQUIPMENT - PLANT TO BE RETIRED (Details) $ in Millions | Mar. 31, 2023 USD ($)
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WE | OCPP |
Property, plant, and equipment |
Net book value of plant to be retired | $ 812.9
WPS | Columbia Energy Center |
Property, plant, and equipment |
Net book value of plant to be retired | $ 268.7

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