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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) > 471.75—Pretreatment standards for new sources (PSNS).

CFR

471.75—Pretreatment standards for new sources (PSNS).

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 (PSNS). The mass of wastewater pollutants in uranium forming process wastewater introduced into a POTW shall not exceed the following values:
(a) Extrusion spent lubricants—Subpart G—PSNS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—PSNS
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
(c) Heat treatment contact cooling water.
Subpart G—PSNS
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
(d) Forging spent lubricants—Subpart G—PSNS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—PSNS
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
(f) Surface treatment rinse.
Subpart G—PSNS
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
(g) Wet air pollution control scrubber blowdown.
Subpart G—PSNS
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
(h) Sawing or grinding spent emulsions.
Subpart G—PSNS
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
(i) Sawing or grinding contact cooling water.
Subpart G—PSNS
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
(j) Sawing or grinding rinse.
Subpart G—PSNS
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
(k) Area cleaning rinse.
Subpart G—PSNS
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
(l) Drum washwater.
Subpart G—PSNS
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
(m) Laundry washwater.
Subpart G—PSNS
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
(n) Degreasing spent solvents—Subpart G—PSNS. There shall be no discharge of process wastewater pollutants.

Code of Federal Regulations

[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]
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 (PSNS). The mass of wastewater pollutants in uranium forming process wastewater introduced into a POTW shall not exceed the following values:
(a) Extrusion spent lubricants—subpart G—PSNS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—PSNS
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
(c) Heat treatment contact cooling water.
Subpart G—PSNS
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
(d) Forging spent lubricants—subpart G—PSNS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—PSNS
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
(f) Surface treatment rinse.
Subpart G—PSNS
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
(g) Wet air pollution control scrubber blowdown.
Subpart G—PSNS
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
(h) Sawing or grinding spent emulsions.
Subpart G—PSNS
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
(i) Sawing or grinding contact cooling water.
Subpart G—PSNS
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
(j) Sawing or grinding rinse.
Subpart G—PSNS
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
(k) Area cleaning rinse.
Subpart G—PSNS
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
(l) Drum washwater.
Subpart G—PSNS
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
(m) Laundry washwater.
Subpart G—PSNS
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
(n) Degreasing spent solvents—subpart G—PSNS. There shall be no discharge of process wastewater pollutants.

Code of Federal Regulations

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