CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS (Parts 400–471) > PART 471—NONFERROUS METALS FORMING AND METAL POWDERS POINT SOURCE CATEGORY > SUBPART G—Uranium Forming Subcategory (§471.70 to §471.76) > 471.73—New source performance standards (NSPS).

471.73—New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The mass of pollutants in the uranium forming process wastewater shall not exceed the following values:
(a) Extrusion spent lubricants—Subpart G—NSPS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium extruded
Cadmium 0.007 0.003
Chromium 0.013 0.005
Copper 0.044 0.021
Lead 0.010 0.005
Nickel 0.019 0.013
Fluoride 2.05 0.908
Molybdenum 0.173 0.077
Oil and grease 0.344 0.344
TSS 0.516 0.413
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(c) Heat treatment contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of extruded or forged uranium heat treated
Cadmium 0.006 0.003
Chromium 0.012 0.005
Copper 0.040 0.019
Lead 0.009 0.004
Nickel 0.017 0.012
Fluoride 1.86 0.827
Molybdenum 0.158 0.070
Oil and grease 0.313 0.313
TSS 0.470 0.376
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(d) Forging spent lubricants—Subpart G—NSPS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.006 0.002
Chromium 0.010 0.004
Copper 0.035 0.017
Lead 0.008 0.004
Nickel 0.015 0.010
Fluoride 1.62 0.718
Molybdenum 0.137 0.061
Oil and grease 0.272 0.272
TSS 0.408 0.327
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(f) Surface treatment rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.068 0.027
Chromium 0.125 0.051
Copper 0.432 0.206
Lead 0.095 0.044
Nickel 0.186 0.125
Fluoride 20.1 8.90
Molybdenum 1.70 0.752
Oil and grease 3.37 3.37
TSS 5.06 4.05
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(g) Wet air pollution control scrubber blowdown.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.0007 0.0003
Chromium 0.001 0.0005
Copper 0.005 0.002
Lead 0.001 0.0005
Nickel 0.002 0.001
Fluoride 0.208 0.092
Molybdenum 0.018 0.008
Oil and grease 0.035 0.035
TSS 0.053 0.042
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(h) Sawing or grinding spent emulsions.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with emulsions
Cadmium 0.001 0.0005
Chromium 0.002 0.0009
Copper 0.007 0.004
Lead 0.002 0.0008
Nickel 0.003 0.002
Fluoride 0.338 0.150
Molybdenum 0.029 0.013
Oil and grease 0.057 0.057
TSS 0.085 0.068
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(i) Sawing or grinding contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with contact cooling water
Cadmium 0.033 0.013
Chromium 0.061 0.025
Copper 0.211 0.101
Lead 0.046 0.022
Nickel 0.091 0.061
Fluoride 9.82 4.36
Molybdenum 0.830 0.368
Oil and grease 1.65 1.65
TSS 2.48 1.98
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(j) Sawing or grinding rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinsed
Cadmium 0.001 0.0004
Chromium 0.002 0.0007
Copper 0.006 0.003
Lead 0.002 0.0006
Nickel 0.003 0.002
Fluoride 0.277 0.123
Molybdenum 0.024 0.011
Oil and grease 0.047 0.047
TSS 0.070 0.056
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(k) Area cleaning rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium formed
Cadmium 0.009 0.004
Chromium 0.016 0.007
Copper 0.055 0.026
Lead 0.012 0.006
Nickel 0.024 0.016
Fluoride 2.56 1.14
Molybdenum 0.216 0.096
Oil and grease 0.429 0.429
TSS 0.644 0.515
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(l) Drum washwater.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium formed
Cadmium 0.009 0.004
Chromium 0.017 0.007
Copper 0.057 0.027
Lead 0.013 0.006
Nickel 0.025 0.017
Fluoride 2.64 1.17
Molybdenum 0.223 0.099
Oil and grease 0.443 0.443
TSS 0.665 0.532
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(m) Laundry washwater.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/employee—day
Cadmium 5.24 2.10
Chromium 9.70 3.93
Copper 33.6 16.0
Lead 7.34 3.41
Nickel 14.4 9.70
Fluoride 1,560 692
Molybdenum 132 58.4
Oil and grease 262 262
TSS 393 315
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(n) Degreasing spent solvents—Subpart G—NSPS. There shall be no discharge of process waster pollutants.

Code of Federal Regulations

[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]
Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The mass of pollutants in the uranium forming process wastewater shall not exceed the following values:
(a) Extrusion spent lubricants—subpart G—NSPS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium extruded
Cadmium 0.007 0.003
Chromium 0.013 0.005
Copper 0.044 0.021
Lead 0.010 0.005
Nickel 0.019 0.013
Fluoride 2.05 0.908
Molybdenum 0.173 0.077
Oil and grease 0.344 0.344
TSS 0.516 0.413
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(c) Heat treatment contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of extruded or forged uranium heat treated
Cadmium 0.006 0.003
Chromium 0.012 0.005
Copper 0.040 0.019
Lead 0.009 0.004
Nickel 0.017 0.012
Fluoride 1.86 0.827
Molybdenum 0.158 0.070
Oil and grease 0.313 0.313
TSS 0.470 0.376
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(d) Forging spent lubricants—subpart G—NSPS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.006 0.002
Chromium 0.010 0.004
Copper 0.035 0.017
Lead 0.008 0.004
Nickel 0.015 0.010
Fluoride 1.62 0.718
Molybdenum 0.137 0.061
Oil and grease 0.272 0.272
TSS 0.408 0.327
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(f) Surface treatment rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.068 0.027
Chromium 0.125 0.051
Copper 0.432 0.206
Lead 0.095 0.044
Nickel 0.186 0.125
Fluoride 20.1 8.90
Molybdenum 1.70 0.752
Oil and grease 3.37 3.37
TSS 5.06 4.05
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(g) Wet air pollution control scrubber blowdown.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium surface treated
Cadmium 0.0007 0.0003
Chromium 0.001 0.0005
Copper 0.005 0.002
Lead 0.001 0.0005
Nickel 0.002 0.001
Fluoride 0.208 0.092
Molybdenum 0.018 0.008
Oil and grease 0.035 0.035
TSS 0.053 0.042
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(h) Sawing or grinding spent emulsions.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with emulsions
Cadmium 0.001 0.0005
Chromium 0.002 0.0009
Copper 0.007 0.004
Lead 0.002 0.0008
Nickel 0.003 0.002
Fluoride 0.338 0.150
Molybdenum 0.029 0.013
Oil and grease 0.057 0.057
TSS 0.085 0.068
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(i) Sawing or grinding contact cooling water.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with contact cooling water
Cadmium 0.033 0.013
Chromium 0.061 0.025
Copper 0.211 0.101
Lead 0.046 0.022
Nickel 0.091 0.061
Fluoride 9.82 4.36
Molybdenum 0.830 0.368
Oil and grease 1.65 1.65
TSS 2.48 1.98
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(j) Sawing or grinding rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinsed
Cadmium 0.001 0.0004
Chromium 0.002 0.0007
Copper 0.006 0.003
Lead 0.002 0.0006
Nickel 0.003 0.002
Fluoride 0.277 0.123
Molybdenum 0.024 0.011
Oil and grease 0.047 0.047
TSS 0.070 0.056
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(k) Area cleaning rinse.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium formed
Cadmium 0.009 0.004
Chromium 0.016 0.007
Copper 0.055 0.026
Lead 0.012 0.006
Nickel 0.024 0.016
Fluoride 2.56 1.14
Molybdenum 0.216 0.096
Oil and grease 0.429 0.429
TSS 0.644 0.515
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(l) Drum washwater.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of uranium formed
Cadmium 0.009 0.004
Chromium 0.017 0.007
Copper 0.057 0.027
Lead 0.013 0.006
Nickel 0.025 0.017
Fluoride 2.64 1.17
Molybdenum 0.223 0.099
Oil and grease 0.443 0.443
TSS 0.665 0.532
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(m) Laundry washwater.
Subpart G—NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/employee—day
Cadmium 5.24 2.10
Chromium 9.70 3.93
Copper 33.6 16.0
Lead 7.34 3.41
Nickel 14.4 9.70
Fluoride 1,560 692
Molybdenum 132 58.4
Oil and grease 262 262
TSS 393 315
pH (1) (1)
1 Within the range of 7.5 to 10.0 at all times.
(n) Degreasing spent solvents—subpart G—NSPS. There shall be no discharge of process waster pollutants.

Code of Federal Regulations

[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]