[Code of Federal Regulations]

[Title 40, Volume 28]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR420.45]



[Page 404-405]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 420_IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY--Table of 

Contents

 

                    Subpart D_Steelmaking Subcategory

 

Sec.  420.45  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 achieve the 

following pretreatment standards for existing sources.

    (a) Electric arc furnace steelmaking--semi-wet. No discharge of 

process wastewater pollutants to navigable waters.

    (b) Basic oxygen furnace steelmaking--wet-suppressed combustion.



                                Subpart D

------------------------------------------------------------------------

                                                  Pretreatment standards

                                                   for existing sources

                                                ------------------------

                                                             Average of

        Pollutant or pollutant property           Maximum   daily values

                                                 for any 1     for 30

                                                    day      consecutive

                                                                days

------------------------------------------------------------------------

                                                    Kg/kkg (pounds per

                                                   1,000 lb) of product

                                                ------------------------

Lead...........................................   0.000188     0.0000626

Zinc...........................................   0.000282     0.0000939

------------------------------------------------------------------------



    (c) Basic oxygen furnace steelmaking--wet open combustion; and 

electric arc furnace steelmaking--wet.



[[Page 405]]







                                Subpart D

------------------------------------------------------------------------

                                                  Pretreatment standards

                                                   for existing sources

                                                 -----------------------

                                                              Average of

         Pollutant or pollutant property                        daily

                                                   Maximum    values for

                                                  for any 1       30

                                                     day     consecutive

                                                                 days

------------------------------------------------------------------------

                                                    Kg/kkg (pounds per

                                                   1,000 lb) of product

                                                 -----------------------

Lead............................................   0.000413    0.000138

Zinc............................................   0.000620    0.000207

------------------------------------------------------------------------



    (d) Basic oxygen furnace steelmaking--semi-wet. (1) No discharge of 

process wastewater pollutants to navigable waters.

    (2) If the permittee demonstrates to the satisfaction of the 

pretreatment control authority that safety considerations prevent 

attainment of these limitations, the pretreatment control authority may 

establish alternative limitations on a best professional judgment basis.



[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]