[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: 40CFR424.12]



[Page 655]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 424_FERROALLOY MANUFACTURING POINT SOURCE CATEGORY--Table of Contents

 

Subpart A_Open Electric Furnaces With Wet Air Pollution Control Devices 

                               Subcategory

 

Sec.  424.12  Effluent limitations guidelines representing the degree of 

effluent reduction attainable by the application of the best practicable 

control technology currently available.



    Except as provided in Sec. Sec.  125.30 through 125.32, and subject 

to the provisions of paragraph (a) of this section, any existing point 

source subject to this subpart shall achieve the following effluent 

limitations representing the degree of effluent reduction attainable by 

the application of the best practicable control technology currently 

available (BPT):



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

                                                Effluent limitations

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

                                                        Average of daily

          Effluent characteristic             Maximum     values for 30

                                             for any 1  consecutive days

                                                day         shall not

                                                            exceed--

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

                                                Metric units (kg/Mwh)

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

TSS.......................................       0.319             0.160

Chromium total............................        .006             .0032

Chromium VI...............................       .0006             .0003

Manganese total...........................        .064              .032

pH........................................       (\1\)             (\1\)

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

                                               English units (lb/Mwh)

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

TSS.......................................        .703              .352

Chromium total............................        .014              .007

Chromium VI...............................       .0014             .0007

Manganese total...........................        .141              .070

pH........................................       (\1\)             (\1\)

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

\1\ Within the range 6.0 to 9.0.





[39 FR 6809, Feb. 22, 1974, as amended at 60 FR 33957, June 29, 1995]



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