New source performance standards.

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§ 467.54 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 and ancillary operations shall not exceed the values set forth below:

Subpart E

Core

Expand Table
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 neat oils
Chromium 0.019 0.008
Cyanide 0.010 0.004
Zinc 0.051 0.021
Aluminum 0.304 0.135
Oil and grease 0.498 0.498
Suspended solids 0.747 0.598
pH (1) (1)

Subpart E

Continuous Rod Casting Spent Lubricant

Expand Table
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 0.002 0.0008
Aluminum 0.012 0.006
Oil and grease 0.02 0.02
Suspended solids 0.03 0.024
pH (1) (1)

Subpart E

Continuous Rod Casting Contact Cooling Water

Expand Table
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 0.082
Aluminum 1.185 0.526
Oil and grease 1.939 1.939
Suspended solids 2.909 2.327
pH (1) (1)

Subpart E

Solution Heat Treatment Contact Cooling Water

Expand Table
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 0.306
Cyanide 0.408 0.163
Zinc 2.08 0.856
Aluminum 12.45 5.52
Oil and grease 20.37 20.37
Suspended solids 30.56 24.45
pH (1) (1)

Subpart E

Cleaning or Etching Bath

Expand Table
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 0.485
Oil and grease 1.79 1.79
Suspended solids 2.69 2.15
pH (1) (1)

Subpart E

Cleaning or Etching Rinse

Expand Table
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 0.209
Cyanide 0.278 0.111
Zinc 1.42 0.584
Aluminum 8.50 3.77
Oil and grease 13.91 13.91
Suspended solids 20.87 16.70
pH (1) (1)

Subpart E

Cleaning or Etching Scrubber Liquor

Expand Table
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 0.715 0.290
Cyanide 0.387 0.155
Zinc 1.97 0.812
Aluminum 11.81 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, 11635, Mar. 27, 1984]


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