Any new source subject to this subpart must achieve the following new source performance standards. The mass of pollutants in the lead-tin-bismuth forming operations' process wastewater shall not exceed the following values:
(a) Rolling spent emulsions.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth rolled
with emulsions
---------------------------Antimony.................................... 0.067 0.030Lead........................................ 0.010 0.005Oil and grease.............................. 0.468 0.281TSS......................................... 0.960 0.457pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(b) Rolling spent soap solutions.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth rolled
with soap solutions
---------------------------Antimony.................................... 0.120 0.055Lead........................................ 0.018 0.009Oil and grease.............................. 0.860 0.520TSS......................................... 1.80 0.840pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(c) Drawing spent neat oils--subpart A--NSPS. There shall be no discharge of process wastewater pollutants.
(d) Drawing spent emulsions.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth drawn
with emulsions
---------------------------Antimony.................................... 0.076 0.034Lead........................................ 0.011 0.005Oil and grease.............................. 0.526 0.316TSS......................................... 1.087 0.513pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(e) Drawing spent soap solutions.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth drawn
with soap solutions
---------------------------Antimony.................................... 0.022 0.010Lead........................................ 0.003 0.002Oil and grease.............................. 0.149 0.090TSS......................................... 0.306 0.146pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(f) Extrusion press and solution heat treatment contact cooling water.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth heat
treated
---------------------------Antimony.................................... 0.414 0.185Lead........................................ 0.061 0.030Oil and grease.............................. 2.80 1.72TSS......................................... 5.91 2.81pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(g) Extrusion press hydraulic fluid leakage.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth extruded
---------------------------Antimony.................................... 0.158 0.071Lead........................................ 0.023 0.011Oil and grease.............................. 1.10 0.660TSS......................................... 2.26 1.07pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(h) Continuous strip casting contact cooling water.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth cast by
the continuous strip
method
---------------------------Antimony.................................... 0.003 0.001Lead........................................ 0.0004 0.0002Oil and grease.............................. 0.020 0.012TSS......................................... 0.041 0.020pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(i) Semi-continuous ingot casting contact cooling water.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth ingot
cast by the semi-
continuous method
---------------------------Antimony.................................... 0.009 0.004Lead........................................ 0.001 0.0006Oil and grease.............................. 0.059 0.036TSS......................................... 0.121 0.058pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(j) Shot casting contact cooling water.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth shot cast
---------------------------Antimony.................................... 0.107 0.048Lead........................................ 0.016 0.008Oil and grease.............................. 0.746 0.448TSS......................................... 1.53 0.728pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(k) Shot-forming wet air pollution control scrubber blowdown.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth shot
formed
---------------------------Antimony.................................... 0.169 0.076Lead........................................ 0.025 0.012Oil and grease.............................. 1.18 0.706TSS......................................... 2.41 1.15pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(l) Alkaline cleaning spent baths.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth alkaline
cleaned
---------------------------Antimony.................................... 0.345 0.154Lead........................................ 0.051 0.024Oil and grease.............................. 2.40 1.44TSS......................................... 4.92 2.34pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(m) Alkaline cleaning rinse.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth alkaline
cleaned
---------------------------Antimony.................................... 0.678 0.302Lead........................................ 0.099 0.047Oil and grease.............................. 4.72 2.84TSS......................................... 9.68 4.60pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(n) Swaging spent emulsions.
Subpart A--NSPS------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/off-kg (pounds per
million off-pounds) of
lead-tin-bismuth swaged
with emulsion
---------------------------Antimony.................................... 0.005 0.002Lead........................................ 0.0008 0.0004Oil and grease.............................. 0.036 0.022TSS......................................... 0.073 0.035pH.......................................... ............ (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(o) Degreasing spent solvents--subpart A--NSPS. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2884, Jan. 22, 1986]