Calgon Carbon awarded 10-year contract for reactivation services
Calgon Carbon Corp. and the city of Scottsdale, Ariz., signed a 10-year contract for reactivation services for activated carbon used to treat the city's drinking water. The city uses granular activated carbon (GAC) in response to the U.S. EPA Stage 2 Disinfectants and Disinfection Byproducts Rule, which establishes maximum levels at which disinfection byproducts (DBPs) are permitted in drinking water. The GAC removes organic compounds, reducing the formation of byproducts after the addition of chlorine. In March, the company signed a similar 10-year contract with
