[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: 40CFR420.25] [Page 399] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 420_IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart B_Sintering Subcategory Sec. 420.25 Pretreatment standards for existing sources (PSES). Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and must achieve the following pretreatment standards for existing sources (PSES): (a) Sintering operations with wet air pollution control system. The following table presents PSES for sintering operations with wet air pollution control systems: Subpart B--Pretreatment Standards for Existing Sources (PSES) ------------------------------------------------------------------------ Maximum Regulated parameter Maximum monthly daily \1\ avg. \1\ ------------------------------------------------------------------------ Ammonia-N \2,3\.............................. 0.0150 0.00501 Cyanide \2\.................................. 0.00300 0.00150 Phenols (4AAP) \2\........................... 0.000100 0.0000501 Lead......................................... 0.000451 0.000150 Zinc......................................... 0.000676 0.000225 2,3,7,8-TCDF.................................