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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) > 471.71—Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

CFR

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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(n) Degreasing spent solvents—Subpart G—BPT. 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 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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(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)
1 Within the range of 7.5 to 10.0 at all times.
(n) Degreasing spent solvents—subpart G—BPT. There shall be no discharge of
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