Duke Energy's Asheville power plant (photo courtesy of Southwings)

N.C. officials order Duke Energy to address piping systems at coal-ash plants

No leaks have been discovered at Duke Energy’s Asheville plant, which runs on coal — like the one on the Dan River where a broken pipe released thousands of gallons of coal ash. But the N.C. Department of Environment and Natural Resources has ordered the company to provide its engineer’s assessment, saying that “portions of […]