[Code of Federal Regulations] [Title 40, Volume 29] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR471.15] [Page 693-695] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 471_NONFERROUS METALS FORMING AND METAL POWDERS POINT SOURCE CATEGORY--Table of Contents Subpart A_Lead-Tin-Bismuth Forming Subcategory Sec. 471.15 Pretreatment standards for new sources (PSNS). Except as provided in 40 CFR 403.7, any new sources 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 lead-tin-bismuth forming process wastewater introduced into a POTW shall not exceed the following values: (a) Rolling spent emulsions. [[Page 694]] Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with emulsions ------------------------- Antimony...................................... 0.067 0.030 Lead.......................................... 0.010 0.005 ------------------------------------------------------------------------ (b) Rolling spent soap solutions. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with soap solutions ------------------------- Antimony...................................... 0.120 0.055 Lead.......................................... 0.018 0.009 ------------------------------------------------------------------------ (c) Drawing spent neat oils--Subpart A--PSNS. There shall be no discharge of process wastewater pollutants. (d) Drawing spent emulsions. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth drawn with emulsions ------------------------- Antimony...................................... 0.076 0.034 Lead.......................................... 0.011 0.005 ------------------------------------------------------------------------ (e) Drawing spent soap solutions. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth drawn with soap solutions ------------------------- Antimony...................................... 0.022 0.010 Lead.......................................... 0.003 0.002 ------------------------------------------------------------------------ (f) Extrusion press and solution heat treatment contact cooling water. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth heat treated ------------------------- Antimony...................................... 0.414 0.185 Lead.......................................... 0.061 0.029 ------------------------------------------------------------------------ (g) Extrusion press hydraulic fluid leakage. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth extruded ------------------------- Antimony...................................... 0.158 0.071 Lead.......................................... 0.023 0.011 ------------------------------------------------------------------------ (h) Continuous strip casting contact cooling water. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth cast by the continuous strip method ------------------------- Antimony...................................... 0.003 0.001 Lead.......................................... 0.0004 0.0002 ------------------------------------------------------------------------ (i) Semi-continuous ingot casting contact cooling water. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth ingot cast by the semi- continuous method ------------------------- Antimony...................................... 0.009 0.004 Lead.......................................... 0.001 0.0006 ------------------------------------------------------------------------ (j) Shot casting contact cooling water. [[Page 695]] Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth shot cast ------------------------- Antimony...................................... 0.107 0.048 Lead.......................................... 0.016 0.008 ------------------------------------------------------------------------ (k) Shot-forming wet air pollution control scrubber blowdown. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth shot formed ------------------------- Antimony...................................... 0.169 0.076 Lead.......................................... 0.025 0.012 ------------------------------------------------------------------------ (l) Alkaline cleaning spent baths. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth alkaline cleaned ------------------------- Antimony...................................... 0.345 0.154 Lead.......................................... 0.051 0.024 ------------------------------------------------------------------------ (m) Alkaline cleaning rinse. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth alkaline cleaned --------------------------- Antimony.................................... 0.678 0.302 Lead........................................ 0.099 0.047 ------------------------------------------------------------------------ (n) Swaging spent emulsions. Subpart A--PSNS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth swaged with emulsion --------------------------- Antimony.................................... 0.005 0.003 Lead........................................ 0.0008 0.0004 ------------------------------------------------------------------------ (o) Degreasing spent solvents--Subpart A--PSNS. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2884, Jan. 22, 1986]