largest polluting manufacturing companies
Cray Valley USA 105 Ontario St., Stratford 52,565 10 13. The top 10 most polluting sites in Connecticut are home to manufacturers, a first since the coal plant typically topping the list went into bankruptcy, according to the U.S. Environmental Protection Agency.
Top 10 CT polluters are manufacturers. Cytec Industriesâ location at 528 South Cherry St. in Wallingford was the No. 1 site in Connecticut for environmental releases in 2011.
No. 3 is the East Hartford location for aerospace manufacturer Pratt & Whitney, which released 153,661 pounds. The top Pratt releases are ammonia, used in its air pollution prevention process in its power plant, and nitrates, used in manufacturing of jet engines.