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 representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
(a) Extrusion spent lubricants—Subpart G—BAT.
There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—BAT
|
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—BAT
|
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—BAT.
There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—BAT
|
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—BAT
|
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 |
0.260 |
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—BAT
|
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—BAT
|
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 |
0.001 |
Nickel |
0.003 |
0.002 |
Fluoride |
0.338 |
0.150 |
Molybdenum |
0.029 |
0.013 |
(i) Sawing or grinding contact cooling water.
Subpart G—BAT
|
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—BAT
|
mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinse |
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 |
Subpart G—BAT
|
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 |
Subpart G—BAT
|
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 |
Subpart G—BAT
|
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—BAT.
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 representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
(a) Extrusion spent lubricants—subpart G—BAT.
There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—BAT
|
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—BAT
|
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—BAT.
There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—BAT
|
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—BAT
|
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 |
0.260 |
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—BAT
|
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—BAT
|
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 |
0.001 |
Nickel |
0.003 |
0.002 |
Fluoride |
0.338 |
0.150 |
Molybdenum |
0.029 |
0.013 |
(i) Sawing or grinding contact cooling water.
Subpart G—BAT
|
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—BAT
|
mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinse |
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 |
Subpart G—BAT
|
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 |
Subpart G—BAT
|
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 |
Subpart G—BAT
|
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—BAT.
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]