[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR437.25] [Page 371] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 437--THE CENTRALIZED WASTE TREATMENT POINT SOURCE CATEGORY--Table of Contents Subpart B--Oils Treatment and Recovery Sec. 437.25 Pretreatment standards for existing sources (PSES). Except as provided in 40 CFR 403.7, 403.13 or Sec. 437.20(b), and no later than December 22, 2003, any existing source subject to this subpart must achieve the following pretreatment standards: Pretreatment Standards (PSES) ------------------------------------------------------------------------ Maximum Regulated parameter Maximum monthly daily \1\ avg.\1\ ------------------------------------------------------------------------ Metal Parameters ------------------------------------------------------------------------ Antimony.................................... 0.237 0.141 Barium...................................... 0.427 0.281 Chromium.................................... 0.947 0.487 Cobalt...................................... 56.4 18.8 Copper...................................... 0.405 0.301 Lead........................................ 0.222 0.172 Molybdenum.................................. 3.50 2.09 Tin......................................... 0.249 0.146 Zinc........................................ 6.95 4.46 --------------------------------------------- Organic Parameters ------------------------------------------------------------------------ Bis(2-ethylhexyl) phthalate................. 0.267 0.158 Carbazole................................... 0.392 0.233 n-Decane.................................... 5.79 3.31 Fluoranthene................................ 0.787 0.393 n-Octadecane................................ 1.22 0.925 ------------------------------------------------------------------------ \1\ mg/L (ppm).