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
| 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—BAT
| 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—BAT. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—BAT
| 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—BAT
| 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 | 0.260 |
| 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
| 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—BAT
| 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 | 0.001 |
| 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
| 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—BAT
| 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 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 |
(k) Area cleaning rinse.
Subpart G—BAT
| 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—BAT
| 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—BAT
| 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—BAT. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]
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