[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: 40CFR424.42]



[Page 660]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

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

 

   Subpart D_Covered Calcium Carbide Furnaces With Wet Air Pollution 

                       Control Devices Subcategory

 

Sec.  424.42  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/kkg of

                                                      product)

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

TSS.......................................       0.380             0.190

Total Cyanide.............................       .0056             .0028

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

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

                                            English units (lb/1000 lb of

                                                      product)

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

TSS.......................................        .380              .190

Total Cyanide.............................       .0056             .0028

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

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

\1\ Within the range 6.0 to 9.0.





[40 FR 8035, Feb. 24, 1975, as amended at 60 FR 33957, June 29, 1995]