Poultry further processor Keystone Foods " a Clean Water Award finalist in 2015 " diverts wastewater sludge to composting as soil amendments. As part of an environmental management goal to be "landfill free" by 2020, Keystone's poultry further processing plant in Reidsville, North Carolina, sends all sludge from its dissolved air flotation wastewater system to a farm that composts the material to produce soil amendment products for landscaping.
