By Kemp Burdette and Will Hendrick | For StarNews Media Sunday Jan 20, 2019 at 2:01 AM Jan 20, 2019 at 11:05 AM Imperiled 15-mile stretch of river is not swamp water; its simply been choked by animal waste. What do you do when a stew of poultry litter and hog waste smother a river, sending its oxygen level plummeting and its acidity climbing? Well, if you’re North Carolina, you deem its waters “swamp waters,” and move on. The North Carolina Environmental Management Commission did just that in 2015.