TVA also assists ALCOA 's Tapoco/APGI in regulating several facilities , including the Calderwood , Cheoah , Chilhowee , and Santeetlah dams .
ALCOA also assists TVA 's Tapoco/APGI in regulating several facilities , including the Calderwood , Cheoah , Chilhowee , and Santeetlah dams .