The emission standard for sources of air pollution requiring the maximum reduction of hazardous emissions, taking cost and feasibility into account. Under the Clean Air Act Amendments of 1990, the MACT must not be less than the average emission level achieved by controls on the best performing 12 percent of existing sources, by category of industrial and utility sources.
MAXIMUM AVAILABLE CONTROL TECHNOLOGY (MACT)
Meaning of MAXIMUM AVAILABLE CONTROL TECHNOLOGY (MACT) in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012