[Code of Federal Regulations] [Title 40, Volume 28] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR420.33] [Page 401] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 420_IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart C_Ironmaking Subcategory Sec. 420.33 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable. (a) Iron blast furnace. Subpart C ------------------------------------------------------------------------ BAT effluent limitations --------------------------- Average of Pollutant or pollutant property daily values Maximum for for 30 any 1 day consecutive days ------------------------------------------------------------------------ Kg/kkg (pounds per 1,000 lb) of product --------------------------- Ammonia-N................................... 0.00876 0.00292 Cyanide..................................... 0.00175 0.000876 Phenols (4AAP).............................. 0.0000584 0.0000292 TRC \1\..................................... 0.000146 ............ Lead........................................ 0.000263 0.0000876 Zinc........................................ 0.000394 0.000131 ------------------------------------------------------------------------ \1\ The limitation for TRC shall be applicable only when chlorination of ironmaking wastewaters is practiced. (b) [Reserved] [47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 49 FR 21030, May 17, 1984; 67 FR 64266, Oct. 17, 2002]