[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR467.56] [Page 649-650] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 467--ALUMINUM FORMING POINT SOURCE CATEGORY--Table of Contents Subpart E--Drawing With Neat Oils Subcategory Sec. 467.56 Pretreatment standards for new sources. Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources. The mass of wastewater pollutants in aluminum forming process wastewater introduced into a POTW shall not exceed the values set forth below: Subpart E Core ------------------------------------------------------------------------ PSNS --------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum drawn with neat oils --------------- Chromium.................................... 0.019 0.008 Cyanide..................................... 0.010 0.004 Zinc........................................ 0.051 0.021 TTO......................................... 0.035 ............ Oil and grease (alternate monitoring 0.50 0.50 parameter)................................. ------------------------------------------------------------------------ Subpart E Continuous Rod Casting Lubricant ------------------------------------------------------------------------ PSNS --------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum rod cast --------------- Chromium.................................... 0.0007 0.0003 Cyanide..................................... 0.0004 0.0002 Zinc........................................ 0.0020 0.0008 TTO......................................... 0.0014 ............ Oil and grease (alternate monitoring 0.020 0.020 parameter)................................. ------------------------------------------------------------------------ Subpart E Continuous Rod Casting Contact Cooling Water ------------------------------------------------------------------------ PSNS --------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum rod cast --------------- Chromium.................................... 0.072 0.029 Cyanide..................................... 0.039 0.016 Zinc........................................ 0.198 0.134 TTO......................................... ............ 0.082 Oil and grease (alternate monitoring 1.94 1.94 parameter)................................. ------------------------------------------------------------------------ Subpart E Solution Heat Treatment Contact Cooling Water ------------------------------------------------------------------------ PSNS -------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum quenched -------------- Chromium..................................... 0.76 0.306 Cyanide...................................... 0.41 0.163 Zinc......................................... 2.08 0.856 TTO.......................................... 1.41 ............ Oil and grease (alternate monitoring 20.37 20.37 parameter).................................. ------------------------------------------------------------------------ [[Page 650]] Subpart E Cleaning or Etching Bath ------------------------------------------------------------------------ PSNS --------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum cleaned or etched --------------- Chromium.................................... 0.067 0.027 Cyanide..................................... 0.036 0.015 Zinc........................................ 0.183 0.075 TTO......................................... 0.124 ............ Oil and grease (alternate monitoring 1.79 1.79 parameter)................................. ------------------------------------------------------------------------ Subpart E Cleaning or Etching Rinse ------------------------------------------------------------------------ PSNS ------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off-lbs) of aluminum cleaned or etched -------------- Chromium...................................... 0.52 0.21 Cyanide....................................... 0.28 0.11 Zinc.......................................... 1.42 0.59 TTO........................................... 0.96 ........... Oil and grease (alternate monitoring 13.91 13.91 parameter)................................... ------------------------------------------------------------------------ Subpart E Cleaning or Etching Scrubber Liquor ------------------------------------------------------------------------ PSNS -------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (lb/million off- lbs) of aluminum cleaned or etched -------------- Chromium..................................... 0.72 0.29 Cyanide...................................... 0.39 0.16 Zinc......................................... 1.97 0.812 TTO.......................................... 1.34 ............ Oil and grease (alternate monitoring 19.33 19.33 parameter).................................. ------------------------------------------------------------------------ [48 FR 49149, Oct. 24, 1983; 49 FR 11632, 11633, and 11635, Mar. 27, 1984]