View all text of Subpart A [§ 467.10 - § 467.17]

§ 467.14 - New source performance standards.

Any new source subject to this subpart must achieve the following performance standards. The mass of pollutants in the core and ancillary operations' process wastewater shall not exceed the following values:

Subpart A Core With an Annealing Furnace Scrubber
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils Chromium0.0300.0123 Cyanide0.0160.0065 Zinc0.0840.0343 Aluminum0.4990.221 Oil and grease0.8170.817 Suspended solids1.2250.980 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A Core Without an Annealing Furnace Scrubber
Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average mg/off-kg (lb/million off-lbs) of aluminum rolled with neat oils Chromium0.0210.0083 Cyanide0.0110.0044 Zinc0.0570.023 Aluminum0.3380.150 Oil and grease0.5530.553 Suspended solids0.8300.664 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A Continuous Sheet 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 cast Chromium0.000730.00029 Cyanide0.000390.00016 Zinc0.00200.00082 Aluminum0.0120.0053 Oil and grease0.01970.019 Suspended solids0.02950.022 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A 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 Chromium0.760.31 Cyanide0.410.17 Zinc2.080.86 Aluminum12.455.52 Oil and grease20.3720.37 Suspended solids30.5624.45 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A 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 Chromium0.0660.027 Cyanide0.0360.015 Zinc0.1830.075 Aluminum1.0940.485 Oil and grease1.791.79 Suspended solids2.692.15 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A 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 Chromium0.520.21 Cyanide0.280.11 Zinc1.420.59 Aluminum8.503.70 Oil and grease13.9113.91 Suspended solids20.8716.69 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

Subpart A 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 Chromium0.7150.29 Cyanide0.3870.16 Zinc1.970.81 Aluminum11.815.24 Oil and grease19.3319.33 Suspended solids29.0023.20 pH( 1)( 1)

1 Within the range of 7.0 to 10 at all times.

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