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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter N - Effluent Guidelines and Standards |
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Part 467 - Aluminum Forming Point Source Category |
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Subpart F - Drawing With Emulsions or Soaps Subcategory |
§ 467.64 - New source performance standards.
Latest version.
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§ 467.64 New source performance standards.
Any new source subject to this subpart must achieve the following performance standards. The discharge of wastewater pollutants from the core shall not exceed the values set forth below:
Subpart F
Core
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum drawn with emulsions or soaps Chromium 0.173 0.070 Cyanide 0.094 0.038 Zinc 0.476 0.196 Aluminum 2.85 1.27 Oil and grease 4.67 4.67 Suspended solids 7.00 5.60 pH (1) (1) Subpart F
Continuous Rod Casting Spent Lubricant
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum rod cast Chromium 0.0008 0.0003 Cyanide 0.0004 0.0002 Zinc 0.0020 0.0008 Aluminum 0.012 0.0053 Oil and grease 0.020 0.020 Suspended solids 0.030 0.024 pH (1) (1) Subpart F
Continuous Rod Casting Contact Cooling Water
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly 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 0.081 Aluminum 1.184 0.526 Oil and grease 1.940 1.940 Suspended solids 2.91 2.33 pH (1) (1) Subpart F
Solution Heat Treatment Contact Cooling Water
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum quenched Chromium 0.754 0.31 Cyanide 0.408 0.16 Zinc 2.08 0.86 Aluminum 12.450 5.52 Oil and grease 20.37 20.37 Suspended solids 20.56 24.45 pH (1) (1) Subpart F
Cleaning or Etching Bath
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum cleaned or etched Chromium 0.066 0.027 Cyanide 0.036 0.015 Zinc 0.183 0.075 Aluminum 1.094 0.49 Oil and grease 1.79 1.79 Suspended solids 2.69 2.15 pH (1) (1) Subpart F
Cleaning or Etching Rinse
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum cleaned or etched Chromium 0.515 0.21 Cyanide 0.278 0.11 Zinc 1.42 0.59 Aluminum 8.50 3.77 Oil and grease 13.91 13.91 Suspended solids 20.87 16.70 pH (1) (1) Subpart F
Cleaning or Etching Scrubber Liquor
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum cleaned or etched Chromium 0.72 0.290 Cyanide 0.387 0.155 Zinc 1.97 0.812 Aluminum 1.18 5.24 Oil and grease 19.33 19.33 Suspended solids 29.00 23.20 pH (1) (1) [48 FR 49149, Oct. 24, 1983; 49 FR 11633, 11636, Mar. 27, 1984]