§ 467.16 - Pretreatment standards for new sources.  


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  • § 467.16 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 following values:

    Subpart A

    Core With an Annealing Furnace Scrubber

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly average
    mg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils
    Chromium 0.030 0.013
    Cyanide 0.017 0.007
    Zinc 0.084 0.035
    TTO 0.057
    Oil and grease (alternate monitoring parameter) 0.817 0.817

    Subpart A

    Core Without an Annealing Furnace Scrubber

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly average
    mg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils
    Chromium 0.021 0.009
    Cyanide 0.011 0.005
    Zinc 0.057 0.024
    TTO 0.038
    Oil and grease (alternate monitoring parameter) 0.54 0.54

    Subpart A

    Continuous Sheet Casting Lubricant

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly average
    mg/off-kg (lb/million off-lbs) of aluminum cast
    Chromium 0.00073 0.00029
    Cyanide 0.00039 0.00016
    Zinc 0.0020 0.00082
    TTO 0.0014
    Oil and grease (alternate monitoring parameter) 0.020 0.020

    Subpart A

    Solution Heat Treatment Contact Cooling Water

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly average
    mg/off-kg (lb/million off-lbs) of aluminum quenched
    Chromium 0.76 0.31
    Cyanide 0.41 0.17
    Zinc 2.08 0.86
    TTO 1.41
    Oil and grease (alternate monitoring parameter) 20.37 20.37

    Subpart A

    Cleaning or Etching Bath

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly 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 parameter) 1.79 1.79

    Subpart A

    Cleaning or Etching Rinse

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly 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 parameter) 13.91 13.91

    Subpart A

    Cleaning or Etching Scrubber Liquor

    Pollutant or pollutant property PSNS
    Maximum for any 1 day Maximum for monthly 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 0.81
    TTO 1.34
    Oil and grease (alternate monitoring parameter) 19.33 19.33

    [48 FR 49149, Oct. 24, 1983; 49 FR 11631, 11632, Mar. 27, 1984]