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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 471 - Nonferrous Metals Forming and Metal Powders Point Source Category |
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Subpart G - Uranium Forming Subcategory |
§ 471.71 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
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§ 471.71 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations for the process operations representing the degree of effluent reduction attainable by the application of the best praticable control technology currently available (BPT):
(a) Extrusion spent lubricants - subpart G - BPT. There shall be no discharge process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G - BPT
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/off-kg (pounds per million off-pounds) of uranium extruded Cadium 0.117 0.052 Chromium 0.152 0.062 Copper 0.654 0.344 Lead 0.145 0.069 Nickel 0.661 0.437 Fluoride 20.5 9.08 Molybdenum 2.28 1.18 Oil and grease 6.88 4.13 TSS 14.1 6.71 pH (1) (1) (c) Heat treatment contact cooling water.
Subpart G - BPT
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 Cadium 0.646 0.285 Chromium 0.836 0.342 Copper 3.61 1.90 Lead 0.798 0.380 Nickel 3.65 2.42 Fluoride 113 50.2 Molybdenum 12.6 6.5 Oil and grease 38 22.8 TSS 77.9 37.1 pH (1) (1) (d) Forging spent lubricants - subpart G - BPT. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G - BPT
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 0.010 0.004 Chromium 0.012 0.005 Copper 0.052 0.027 Lead 0.012 0.006 Nickel 0.052 0.035 Fluoride 1.62 0.718 Molybdenum 0.180 0.093 Oil and grease 0.544 0.327 TSS 1.12 0.531 pH (1) (1) (f) Surface treatment rinse.
Subpart G - BPT
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 0.115 0.050 Chromium 0.149 0.061 Copper 0.641 0.337 Lead 0.142 0.068 Nickel 0.647 0.428 Fluoride 20.1 8.90 Molybdenum 2.23 1.16 Oil and grease 6.74 4.05 TSS 13.8 6.57 pH (1) (1) (g) Wet air pollution control scrubber blowdown.
Subpart G - BPT
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 0.00 0.0006 Chromium 0.002 0.0007 Copper 0.007 0.004 Lead 0.002 0.0007 Nickel 0.007 0.005 Fluoride 0.208 0.092 Molybdenum 0.023 0.012 Oil and grease 0.070 0.042 TSS 0.143 0.068 pH (1) (1) (h) Sawing or grinding spent emulsions.
Subpart G - BPT
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 0.002 0.0009 Chromium 0.003 0.001 Copper 0.011 0.006 Lead 0.003 0.001 Nickel 0.011 0.007 Fluoride 0.338 0.150 Molybdenum 0.038 0.020 Oil and grease 0.114 0.068 TSS 0.233 0.111 pH (1) (1) (i) Sawing or grinding contact cooling water.
Subpart G - BPT
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 ater Cadmium 0.561 0.248 Chromium 0.726 0.297 Copper 3.14 1.65 Lead 0.693 0.330 Nickel 3.17 2.1 Fluoride 98.2 43.6 Molybdenum 10.9 5.65 Oil and grease 33.0 19.8 TSS 67.7 32.2 pH (1) (1) (j) Sawing or grinding rinse.
Subpart G - BPT
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 rinses Cadmium 0.002 0.0007 Chromium 0.002 0.0009 Copper 0.009 0.005 Lead 0.002 0.001 Nickel 0.009 0.006 Fluoride 0.277 0.123 Molybdenum 0.031 0.016 Oil and grease 0.093 0.056 TSS 0.191 0.091 pH (1) (1) (k) Area cleaning rinse.
Subpart G - BPT
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 0.015 0.007 Chromium 0.019 0.008 Copper 0.082 0.043 Lead 0.018 0.009 Nickel 0.083 0.055 Fluoride 2.56 1.14 Molybdenum 0.284 0.147 Oil and grease 0.858 0.515 TSS 1.76 0.837 pH (1) (1) (l) Drum washwater.
Subpart G - BPT
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 0.015 0.007 Chromium 0.020 0.008 Copper 0.084 0.045 Lead 0.019 0.009 Nickel 0.085 0.057 Fluoride 2.64 1.17 Molybdenum 0.293 0.152 Oil and grease 0.886 0.532 TSS 1.82 0.864 pH (1) (1) (m) Laundry washwater.
Subpart G - BPT
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/employee - day Cadmium 17.8 7.86 Chromium 23.1 9.43 Copper 99.6 52.4 Lead 22.0 10.5 Nickel 101 66.6 Fluoride 3,120 1,390 Molybdenum 347 179 Oil and grease 1,050 629 TSS 2,150 1,020 pH (1) (1) (n) Degreasing spent solvents - subpart G - BPT. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]