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------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium extruded
---------------------------Cadmium..................................... 0.007 0.003Chromium.................................... 0.013 0.005Copper...................................... 0.044 0.021Lead........................................ 0.010 0.005Nickel...................................... 0.019 0.013Fluoride.................................... 2.05 0.908Molybdenum.................................. 0.173 0.077------------------------------------------------------------------------
(c) Heat treatment contact cooling water.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
extruded or forged uranium
heat treated
---------------------------Cadmium..................................... 0.006 0.003Chromium.................................... 0.012 0.005Copper...................................... 0.040 0.019Lead........................................ 0.009 0.004Nickel...................................... 0.017 0.012Fluoride.................................... 1.86 0.827Molybdenum.................................. 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------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium surface treated
---------------------------Cadmium..................................... 0.006 0.002Chromium.................................... 0.010 0.004Copper...................................... 0.035 0.017Lead........................................ 0.008 0.004Nickel...................................... 0.015 0.010Fluoride.................................... 1.62 0.718Molybdenum.................................. 0.137 0.061------------------------------------------------------------------------
(f) Surface treatment rinse.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium surface treated
---------------------------Cadmium..................................... 0.068 0.027Chromium.................................... 0.125 0.051Copper...................................... 0.432 0.206Lead........................................ 0.095 0.044Nickel...................................... 0.186 0.125Fluoride.................................... 20.1 8.90Molybdenum.................................. 1.70 0.752------------------------------------------------------------------------
(g) Wet air pollution control scrubber blowdown.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium surface treated
---------------------------Cadmium..................................... 0.0007 0.0003Chromium.................................... 0.001 0.0005Copper...................................... 0.005 0.002Lead........................................ 0.001 0.0005Nickel...................................... 0.002 0.001Fluoride.................................... 0.208 0.092Molybdenum.................................. 0.018 0.008------------------------------------------------------------------------
(h) Sawing or grinding spent emulsions.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium sawed or ground
with emulsions
---------------------------Cadmium..................................... 0.001 0.0005Chromium.................................... 0.002 0.0009Copper...................................... 0.007 0.004Lead........................................ 0.002 0.0008Nickel...................................... 0.003 0.002Fluoride.................................... 0.338 0.150Molybdenum.................................. 0.029 0.013------------------------------------------------------------------------
(i) Sawing or grinding contact cooling water.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium sawed or ground
with contact cooling water
---------------------------Cadmium..................................... 0.033 0.013Chromium.................................... 0.061 0.025Copper...................................... 0.211 0.101Lead........................................ 0.046 0.022Nickel...................................... 0.091 0.061Fluoride.................................... 9.82 4.36Molybdenum.................................. 0.830 0.368------------------------------------------------------------------------
(j) Sawing or grinding rinse.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
sawed or ground uranium
rinsed
---------------------------Cadmium..................................... 0.001 0.0004Chromium.................................... 0.002 0.0007Copper...................................... 0.006 0.003Lead........................................ 0.002 0.0006Nickel...................................... 0.003 0.002Fluoride.................................... 0.277 0.123Molybdenum.................................. 0.024 0.011------------------------------------------------------------------------
(k) Area cleaning rinse.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium formed
---------------------------Cadmium..................................... 0.009 0.004Chromium.................................... 0.016 0.007Copper...................................... 0.055 0.026Lead........................................ 0.012 0.006Nickel...................................... 0.024 0.016Fluoride.................................... 2.56 1.14Molybdenum.................................. 0.216 0.096------------------------------------------------------------------------
(l) Drum washwater.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium formed
---------------------------Cadmium..................................... 0.009 0.004Chromium.................................... 0.017 0.007Copper...................................... 0.057 0.027Lead........................................ 0.013 0.006Nickel...................................... 0.025 0.017Fluoride.................................... 2.64 1.17Molybdenum.................................. 0.223 0.099------------------------------------------------------------------------
(m) Laundry washwater.
Subpart G--PSNS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/employee--day
---------------------------Cadmium..................................... 5.24 2.10Chromium.................................... 9.70 3.93Copper...................................... 33.6 16.0Lead........................................ 7.34 3.41Nickel...................................... 14.4 9.70Fluoride.................................... 1,560 692Molybdenum.................................. 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]