Section Env-A 624.06 - BACT DeterminationThe department shall select as BACT for the source under review the top-ranked control option remaining after the procedures in Env-A 624.05 have been followed, provided that the option does not result in either:
(a) Emissions of any air contaminant that would exceed the emissions allowed by any applicable standard under RSA 125-C or RSA 125-I or rules adopted pursuant to either chapter; or(b) Emissions of particulate matter, mercury, or dioxin in an amount disproportionate to the emissions of any of those 3 air contaminants from other similar air pollution control devices for those air contaminants at facilities using similar combustion technology and similar fuels. For the purpose of this requirement, an amount disproportionate shall be an emission rate that is more than 20 percent greater, as expressed in terms of pounds of contaminant emitted per million British Thermal Units of heat input.N.H. Code Admin. R. Env-A 624.06
#8654, eff 6-8-06; ss by #10175, eff 9-1-12