The U.S. Poultry & Egg Association presented its 2011 Clean Water Awards to Keystone Foods LLC and Perdue Farms for "outstanding water treatment plant performance in the poultry industry."

Keystone Foods, Gadsden, Ala., won the award for pretreatment of wastewater with integrated aerobic and anoxic zones and a secondary DAF for clarification. Perdue Farms, Perry, Ga., won the award for full treatment of wastewater with community service and electromagnetic treatment of DAF flow that reduces chemicals.

The winners were selected by a committee made up of university personnel, industry engineers and managers and state regulatory officials.

See the videos here:
Keystone Foods treats wastewater with small environmental footprint 
Perdue Farms reduces wastewater chemicals with electromagnetic treatment