Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS). The mass of wastewater pollutants in uranium forming process wastewater introduced into a POTW shall not exceed the following values:
(a) Extrusion spent lubricants—subpart G—PSNS. There shall be no discharge of process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G—PSNS
| 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—PSNS
| 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—PSNS. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G—PSNS
| 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—PSNS
| 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 |
(g) Wet air pollution control scrubber blowdown.
Subpart G—PSNS
| 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—PSNS
| 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 |
(i) Sawing or grinding contact cooling water.
Subpart G—PSNS
| 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—PSNS
| 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 |
(k) Area cleaning rinse.
Subpart G—PSNS
| 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—PSNS
| 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—PSNS
| 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—PSNS. 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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