Duke Energy Progress said April 11 it will appeal the North Carolina Dept. of Environmental Quality’s order issued earlier this month to excavate nine remaining large coal ash pits at six power plants in the state and move ash to lined landfills; the firm claims the new mandate at sites previously deemed low-risk will cost up to $5 billion to implement.
Duke Energy Appeals N.C. Order to Excavate Nine Coal Ash Pits
April 17, 2019
Mary B. Powers - Engineering News-Record
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