[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: 40CFR420.34]



[Page 401]

 

                   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.  420.34  New source performance standards (NSPS).



    The discharge of wastewater pollutants from any new source subject 

to this subpart shall not exceed the standards set forth below.

    (a) Iron blast furnace.



                                Subpart C

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

                                                New source performance

                                                       standards

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

                                                             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

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

TSS.........................................     0.0117        0.00438

O&G.........................................     0.00292    ............

Ammonia-N...................................     0.00876       0.00292

Cyanide.....................................     0.000584      0.000292

Phenols (4AAP)..............................     0.0000584     0.0000292

TRC \1\.....................................     0.000146   ............

Lead........................................     0.000263      0.0000876

Zinc........................................     0.000394      0.000131

pH..........................................   (\2\)         (\2\)

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

\1\ The standards for TRC shall be applicable only when chlorination of

  ironmaking wastewaters is practiced.

\2\ Within the range of 6.0 to 9.0.



    (b) [Reserved]



[47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 

49 FR 21030, May 17, 1984; 67 FR 64266, Oct. 17, 2002]