Duke Energy engineers and contractors survey the site of a coal ash spill at the Dan River power plant in Eden in this 2014 photo. Environmental groups say they will sue Duke for not giving the public access to maps that show areas that would flood if coal ash dams fail.
Duke Energy engineers and contractors survey the site of a coal ash spill at the Dan River power plant in Eden in this 2014 photo. Environmental groups say they will sue Duke for not giving the public access to maps that show areas that would flood if coal ash dams fail. Gerry Broome AP
Duke Energy engineers and contractors survey the site of a coal ash spill at the Dan River power plant in Eden in this 2014 photo. Environmental groups say they will sue Duke for not giving the public access to maps that show areas that would flood if coal ash dams fail. Gerry Broome AP

What would flood if a Duke Energy coal ash dam broke? Advocates want you to know.

September 20, 2017 02:55 PM