[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR471.14]

[Page 694-695]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 471--NONFERROUS METALS FORMING AND METAL POWDERS POINT SOURCE CATEGORY--Table of Contents
 
             Subpart A--Lead-Tin-Bismuth Forming Subcategory
 
Sec. 471.14  Pretreatment standards for existing sources (PSES).

    Except as provided in 40 CFR 403.7 and 403.13, any existing source 
subject to this subpart which introduces pollutants into a publicly 
owned treatment works must comply with 40 CFR part 403 and by August 23, 
1988, achieve the pretreatment standards for existing sources (PSES). 
The mass of wastewater pollutants in lead-tin-bismuth forming process 
wastewater introduced into a POTW shall not exceed the following values:
    (a) Rolling spent emulsions.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.030
Lead........................................         0.010         0.005
------------------------------------------------------------------------

    (b) Rolling spent soap solutions.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.055
Lead........................................         0.018         0.009
------------------------------------------------------------------------

    (c) Drawing spent neat oils--Subpart A--PSES. There shall be no 
discharge of process wastewater pollutants.
    (d) Drawing spent emulsions.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.034
Lead........................................         0.011         0.005
------------------------------------------------------------------------

    (e) Drawing spent soaps solutions.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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 olutions
                                             ---------------
Antimony....................................         0.022         0.010
Lead........................................         0.003         0.002
------------------------------------------------------------------------

    (f) Extrusion press and solution heat treatment contact cooling 
water.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.185
Lead........................................         0.061         0.029
------------------------------------------------------------------------

    (g) Extrusion press hydraulic fluid leakage.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.071
Lead........................................         0.023         0.011
------------------------------------------------------------------------

    (h) Continuous strip casting contact cooling water.

[[Page 695]]



                             Subpart A--PSES
------------------------------------------------------------------------
                                                            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          0.001
Lead.......................................        0.0004         0.0002
------------------------------------------------------------------------

    (i) Semi-continuous ingot casting contact cooling water.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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 semi-continuous strip
                                                        method
                                             ---------------
Antimony....................................        0.009         0.004
Lead........................................        0.001         0.0006
------------------------------------------------------------------------

    (j) Shot casting contact cooling water.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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          0.048
Lead........................................        0.016          0.008
------------------------------------------------------------------------

    (k) Shot-forming wet air pollution control scrubber blowdown.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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          0.076
Lead........................................        0.025          0.012
------------------------------------------------------------------------

    (l) Alkaline Cleaning Spent Baths.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.154
Lead........................................         0.051         0.024
------------------------------------------------------------------------

    (m) Alkaline cleaning rinse.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.302
Lead........................................         0.099         0.047
------------------------------------------------------------------------

    (n) Swaging spent emulsions.

                             Subpart A--PSES
------------------------------------------------------------------------
                                                             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         0.002
Lead........................................        0.0008        0.0004
------------------------------------------------------------------------

    (o) Degreasing spent solvents--Subpart A--PSES. There shall be no 
discharge of process wastewater pollutants.

[50 FR 34270, Aug. 23, 1985; 51 FR 2884, Jan. 22, 1986]