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 for the process operations representing the degree of effluent reduction attainable by the application of the best praticable control technology currently available (BPT):
(a) Extrusion spent lubricants--subpart G--BPT. There shall be no discharge process wastewater pollutants.
(b) Extrusion tool contact cooling water.
Subpart G--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
uranium extruded
---------------------------Cadium...................................... 0.117 0.052Chromium.................................... 0.152 0.062Copper...................................... 0.654 0.344Lead........................................ 0.145 0.069Nickel...................................... 0.661 0.437Fluoride.................................... 20.5 9.08Molybdenum.................................. 2.28 1.18Oil and grease.............................. 6.88 4.13TSS......................................... 14.1 6.71pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(c) Heat treatment contact cooling water.
Subpart G--BPT------------------------------------------------------------------------
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
---------------------------Cadium...................................... 0.646 0.285Chromium.................................... 0.836 0.342Copper...................................... 3.61 1.90Lead........................................ 0.798 0.380Nickel...................................... 3.65 2.42Fluoride.................................... 113 50.2Molybdenum.................................. 12.6 6.5Oil and grease.............................. 38 22.8TSS......................................... 77.9 37.1pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(d) Forging spent lubricants--subpart G--BPT. There shall be no discharge of process wastewater pollutants.
(e) Surface treatment spent baths.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.010 0.004Chromium.................................... 0.012 0.005Copper...................................... 0.052 0.027Lead........................................ 0.012 0.006Nickel...................................... 0.052 0.035Fluoride.................................... 1.62 0.718Molybdenum.................................. 0.180 0.093Oil and grease.............................. 0.544 0.327TSS......................................... 1.12 0.531pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(f) Surface treatment rinse.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.115 0.050Chromium.................................... 0.149 0.061Copper...................................... 0.641 0.337Lead........................................ 0.142 0.068Nickel...................................... 0.647 0.428Fluoride.................................... 20.1 8.90Molybdenum.................................. 2.23 1.16Oil and grease.............................. 6.74 4.05TSS......................................... 13.8 6.57pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(g) Wet air pollution control scrubber blowdown.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.00 0.0006Chromium.................................... 0.002 0.0007Copper...................................... 0.007 0.004Lead........................................ 0.002 0.0007Nickel...................................... 0.007 0.005Fluoride.................................... 0.208 0.092Molybdenum.................................. 0.023 0.012Oil and grease.............................. 0.070 0.042TSS......................................... 0.143 0.068pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(h) Sawing or grinding spent emulsions.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.002 0.0009Chromium.................................... 0.003 0.001Copper...................................... 0.011 0.006Lead........................................ 0.003 0.001Nickel...................................... 0.011 0.007Fluoride.................................... 0.338 0.150Molybdenum.................................. 0.038 0.020Oil and grease.............................. 0.114 0.068TSS......................................... 0.233 0.111pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(i) Sawing or grinding contact cooling water.
Subpart G--BPT------------------------------------------------------------------------
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 ater
---------------------------Cadmium..................................... 0.561 0.248Chromium.................................... 0.726 0.297Copper...................................... 3.14 1.65Lead........................................ 0.693 0.330Nickel...................................... 3.17 2.1Fluoride.................................... 98.2 43.6Molybdenum.................................. 10.9 5.65Oil and grease.............................. 33.0 19.8TSS......................................... 67.7 32.2pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(j) Sawing or grinding rinse.
Subpart G--BPT------------------------------------------------------------------------
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
rinses
---------------------------
Cadmium..................................... 0.002 0.0007Chromium.................................... 0.002 0.0009Copper...................................... 0.009 0.005Lead........................................ 0.002 0.001Nickel...................................... 0.009 0.006Fluoride.................................... 0.277 0.123Molybdenum.................................. 0.031 0.016Oil and grease.............................. 0.093 0.056TSS......................................... 0.191 0.091pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(k) Area cleaning rinse.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.015 0.007Chromium.................................... 0.019 0.008Copper...................................... 0.082 0.043Lead........................................ 0.018 0.009Nickel...................................... 0.083 0.055Fluoride.................................... 2.56 1.14Molybdenum.................................. 0.284 0.147Oil and grease.............................. 0.858 0.515TSS......................................... 1.76 0.837pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(l) Drum washwater.
Subpart G--BPT------------------------------------------------------------------------
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..................................... 0.015 0.007Chromium.................................... 0.020 0.008Copper...................................... 0.084 0.045Lead........................................ 0.019 0.009Nickel...................................... 0.085 0.057Fluoride.................................... 2.64 1.17Molybdenum.................................. 0.293 0.152Oil and grease.............................. 0.886 0.532TSS......................................... 1.82 0.864pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(m) Laundry washwater.
Subpart G--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/employee--day
---------------------------Cadmium..................................... 17.8 7.86Chromium.................................... 23.1 9.43Copper...................................... 99.6 52.4Lead........................................ 22.0 10.5Nickel...................................... 101 66.6Fluoride.................................... 3,120 1,390Molybdenum.................................. 347 179Oil and grease.............................. 1,050 629TSS......................................... 2,150 1,020pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(n) Degreasing spent solvents--subpart G--BPT. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]