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 practicable control technology currently available (BPT):
(a) Rolling spent neat oils--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium rolled with
contact cooling water
---------------------------Cyanide..................................... 1.4 0.586Lead........................................ 2.05 0.976Zinc........................................ 7.13 2.98Ammonia..................................... 651 286Fluoride.................................... 291 129Oil and grease.............................. 97.0 58.0TSS......................................... 200.0 95.0pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(c) Drawing spent neat oils--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent emulsions.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium extruded
---------------------------Cyanide..................................... 0.021 0.009Lead........................................ 0.030 0.015Zinc........................................ 0.105 0.044Ammonia..................................... 9.59 4.22Fluoride.................................... 4.28 1.9Oil and grease.............................. 1.44 0.863TSS......................................... 2.95 1.4pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(f) Extrusion press hydraulic fluid leakage.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium extruded
---------------------------Cyanide..................................... 0.052 0.022Lead........................................ 0.075 0.036Zinc........................................ 0.260 0.109Ammonia..................................... 23.7 10.5Fluoride.................................... 10.6 4.70Oil and grease.............................. 3.56 2.14TSS......................................... 7.30 3.47pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(g) Forging spent lubricants--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
forged titanium cooled
with water
---------------------------Cyanide..................................... 0.580 0.240Lead........................................ 0.840 0.400Zinc........................................ 2.92 1.22Ammonia..................................... 267 117Fluoride.................................... 119 52.8Oil and grease.............................. 40.0 24.0TSS......................................... 82.0 39.0pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(i) Forging equipment cleaning wastewater.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
refractory metals forged
---------------------------Cyanide..................................... 0.012 0.005Lead........................................ 0.017 0.008Zinc........................................ 0.059 0.025Ammonia..................................... 5.33 2.35Fluoride.................................... 2.38 1.06Oil and grease.............................. 0.800 0.480TSS......................................... 1.64 0.780pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(j) Forging press hydraulic fluid leakage.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
refractory metals forged
---------------------------Cyanide..................................... 0.293 0.121Lead........................................ 0.424 0.202Zinc........................................ 1.48 0.616Ammonia..................................... 135 59.2Fluoride.................................... 60.1 26.7Oil and grease.............................. 20.2 12.1TSS......................................... 41.4 19.7pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(k) Tube reducing spent lubricants--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water--subpart F--BPT. There shall be no allowance for the discharge of process wastewater pollutants.
(m) Surface treatment spent baths.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium surface treated
---------------------------Cyanide..................................... 0.061 0.025Lead........................................ 0.088 0.042Zinc........................................ 0.304 0.127Ammonia..................................... 27.7 12.2Fluoride.................................... 12.4 5.49Oil and grease.............................. 4.16 2.50TSS......................................... 8.53 4.06pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(n) Surface treatment rinse.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium surface treated
---------------------------Cyanide..................................... 8.47 3.51Lead........................................ 12.3 5.84Zinc........................................ 42.7 17.8Ammonia..................................... 3,890 1,710Fluoride.................................... 1,740 771Oil and grease.............................. 584 351TSS......................................... 1,200 570pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(o) Wet air pollution control scrubber blowdown.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium surface treated
or forged
---------------------------Cyanide..................................... 0.621 0.257Lead........................................ 0.899 0.428Zinc........................................ 3.13 1.31Ammonia..................................... 285 126Fluoride.................................... 128 56.5Oil and grease.............................. 42.8 25.7TSS......................................... 87.8 41.8pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(p) Alkaline cleaning spent baths.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium alkaline cleaned
---------------------------Cyanide..................................... 0.070 0.029Lead........................................ 0.101 0.048Zinc........................................ 0.351 0.147Ammonia..................................... 32.0 14.1Fluoride.................................... 14.3 6.34Oil and grease.............................. 4.80 2.88TSS......................................... 9.84 4.68pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(q) Alkaline cleaning rinse.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium alkaline cleaned
---------------------------Cyanide..................................... 0.801 0.331Lead........................................ 1.16 0.552Zinc........................................ 4.03 1.69Ammonia..................................... 370 160Fluoride.................................... 164 72.9Oil and grease.............................. 55.2 33.1TSS......................................... 113 53.8pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(r) Molten salt rinse.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium treated with
molten salt
---------------------------Cyanide..................................... 0.277 0.115Lead........................................ 0.401 0.191Zinc........................................ 1.40 0.583Ammonia..................................... 128 56.0Fluoride.................................... 56.8 25.2Oil and grease.............................. 19.1 11.5TSS......................................... 39.2 18.6pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(s) Tumbling wastewater.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium tumbled
---------------------------Cyanide..................................... 0.229 0.095Lead........................................ 0.332 0.158Zinc........................................ 1.16 0.482Ammonia..................................... 110 46Fluoride.................................... 47.0 20.9Oil and grease.............................. 15.8 9.48TSS......................................... 32.4 15.4pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(t) Sawing or grinding spent neat oils--subpart F--BPT. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding of spent emulsions.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium sawed or ground
with an emulsion
---------------------------Cyanide..................................... 0.053 0.022Lead........................................ 0.077 0.037Zinc........................................ 0.267 0.112Ammonia..................................... 24.4 10.7Fluoride.................................... 10.9 4.83Oil and grease.............................. 3.66 2.20TSS......................................... 7.51 3.57pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(v) Sawing or grinding contact cooling water.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium sawed or ground
with contact cooling water
---------------------------Cyanide..................................... 1.38 0.571Lead........................................ 2.00 0.952Zinc........................................ 6.95 2.91Ammonia..................................... 635 279Fluoride.................................... 283 126Oil and grease.............................. 95.2 57.1TSS......................................... 195 92.8pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(w) Dye penetrant testing wastewater.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium tested with dye
penetrant methods
---------------------------Cyanide..................................... 0.325 0.135Lead........................................ 0.471 0.224Zinc........................................ 1.64 0.683Ammonia..................................... 149 65.7Fluoride.................................... 66.7 29.6Oil and grease.............................. 22.4 13.5TSS......................................... 45.9 21.9pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(x) Miscellaneous wastewater sources.
Subpart F--BPT------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
titanium formed
---------------------------Cyanide..................................... 0.010 0.004Lead........................................ 0.014 0.007Zinc........................................ 0.048 0.020Ammonia..................................... 4.32 1.90Fluoride.................................... 1.93 0.856Oil and grease.............................. 0.648 0.389TSS......................................... 1.33 0.632pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(y) Degreasing spent solvents--subpart F--BPT. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]