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------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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--BAT. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G--BAT------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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 0.260Lead........................................ 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--BAT------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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 0.001Nickel..................................... 0.003 0.002Fluoride................................... 0.338 0.150Molybdenum................................. 0.029 0.013------------------------------------------------------------------------
(i) Sawing or grinding contact cooling water.
Subpart G--BAT------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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
rinse
---------------------------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--BAT------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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--BAT------------------------------------------------------------------------
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--BAT. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]