[Code of Federal Regulations]
[Title 40, Volume 26]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR420.35]

[Page 404]
 
                TITLE 40-PROTECTION OF ENVIRONMENT
 
      CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 420-IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY--Table of Contents
 
                 Subpart C-Ironmaking Subcategory
 
Sec. 420.35  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) Iron blast furnace.

                                Subpart C
------------------------------------------------------------------------
                                              Pretreatment standards for
                                                   existing sources
                                             ---------------------------
                                                             Average of
       Pollutant or pollutant property                      daily values
                                               Maximum for     for 30
                                                any 1 day    consecutive
                                                                days
------------------------------------------------------------------------
                                               Kg/kkg (pounds per 1,000
                                                    lb) of products

                                             ---------------
Ammonia-N\1\................................     0.00876       0.00292
Cyanide.....................................     0.00175       0.000876
Phenols (4AAP)..............................     0.0000584     0.0000292
Lead........................................     0.000263      0.0000876
Zinc........................................     0.000394      0.000131
------------------------------------------------------------------------
\1\ The pretreatment standards for ammonia are not applicable to sources
  that discharge to a POTW with nitrification capability (defined at
  420.02(s)).

    (b) [Reserved]
    (c) Existing indirect dischargers.

                                Subpart C
------------------------------------------------------------------------
                                              Pretreatment standards for
                                                   existing sources
                                             ---------------------------
                                                             Average of
       Pollutant or pollutant property                      daily values
                                               Maximum for     for 30
                                                any 1 day    consecutive
                                                                days
------------------------------------------------------------------------
                                               Kg/kkg (pounds per 1,000
                                                    lb) of product

                                             ---------------
Ammonia-N...................................      0.0350       0.0175
Cyanide.....................................      0.00175      0.000876
Phenols (4AAP)..............................      0.000175     0.0000584
Lead........................................      0.000263     0.0000876
Zinc........................................      0.000394     0.000131
------------------------------------------------------------------------


[47 FR 23284, May 27, 1982, as amended at 49 FR 21030, May 17, 1984; 67 
FR 64266, Oct. 17, 2002]