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Title 40: Protection of Environment
CHAPTER I: ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
SUBCHAPTER N: EFFLUENT GUIDELINES AND STANDARDS
PART 471: NONFERROUS METALS FORMING AND METAL POWDERS POINT SOURCE CATEGORY
Subpart G: Uranium Forming Subcategory
471.73 - New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The mass of pollutants in the uranium forming process wastewater shall not exceed the following values:
(a) Extrusion spent lubricants?Subpart G?NSPS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
| 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 |
| Oil and grease | 0.344 | 0.344 |
| TSS | 0.516 | 0.413 |
| pH | (1) | (1) |
(c) Heat treatment contact cooling water.
| 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 |
| Oil and grease | 0.313 | 0.313 |
| TSS | 0.470 | 0.376 |
| pH | (1) | (1) |
(d) Forging spent lubricants?Subpart G?NSPS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
| 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 |
| Oil and grease | 0.272 | 0.272 |
| TSS | 0.408 | 0.327 |
| pH | (1) | (1) |
(f) Surface treatment rinse.
| 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 |
| Oil and grease | 3.37 | 3.37 |
| TSS | 5.06 | 4.05 |
| pH | (1) | (1) |
(g) Wet air pollution control scrubber blowdown.
| 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 |
| Oil and grease | 0.035 | 0.035 |
| TSS | 0.053 | 0.042 |
| pH | (1) | (1) |
(h) Sawing or grinding spent emulsions.
| 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 |
| Oil and grease | 0.057 | 0.057 |
| TSS | 0.085 | 0.068 |
| pH | (1) | (1) |
(i) Sawing or grinding contact cooling water.
| 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 |
| Oil and grease | 1.65 | 1.65 |
| TSS | 2.48 | 1.98 |
| pH | (1) | (1) |
(j) Sawing or grinding rinse.
| 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 |
| Oil and grease | 0.047 | 0.047 |
| TSS | 0.070 | 0.056 |
| pH | (1) | (1) |
(k) Area cleaning rinse.
| 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 |
| Oil and grease | 0.429 | 0.429 |
| TSS | 0.644 | 0.515 |
| pH | (1) | (1) |
(l) Drum washwater.
| 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 |
| Oil and grease | 0.443 | 0.443 |
| TSS | 0.665 | 0.532 |
| pH | (1) | (1) |
(m) Laundry washwater.
| 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 |
| Oil and grease | 262 | 262 |
| TSS | 393 | 315 |
| pH | (1) | (1) |
(n) Degreasing spent solvents?Subpart G?NSPS. There shall be no discharge of process waster pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]
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