[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: 40CFR415.62]



[Page 255-256]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 415_INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY--Table 

of Contents

 

  Subpart F_Chlor-alkali Subcategory (Chlorine and Sodium or Potassium 

                          Hydroxide Production)

 

Sec.  415.62  Effluent limitations guidelines representing the degree of 

effluent reduction attainable by the application of the best practicable 

control technology currently available (BPT).



    (a) Except as provided in 40 CFR 125.30 through 125.32, any existing 

point source subject to this subpart and using the mercury cell process 

must achieve the following effluent limitations representing the degree 

of effluent reduction attainable by the application of the best 

practicable control technology currently available (BPT):



                  Subpart F--Chlor-Alkali Mercury Cells

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

                                                    BPT limitations

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

                                                             Average of

       Pollutant or pollutant property                      daily values

                                               Maximum for     for 30

                                                any 1 day    consecutive

                                                                days

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

                                                 Kg/kkg (or pounds per

                                                 1,000 lb) of product

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

TSS.........................................       0.64          0.32

Mercury (T).................................        .00028        .00014

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

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

\1\ Within the range of 6.0 to 9.0.



    (b) Except as provided in 40 CFR 125.30 through 125.32, any existing 

point source subject to this subpart and using the diaphragm cell 

process must achieve the following effluent limitations representing the 

degree of effluent reduction attainable by the application of the best 

practicable control technology currently available (BPT):



[[Page 256]]







                 Subpart F--Chlor-Alkali Diaphragm Cells

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

                                                    BPT limitations

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

                                                             Average of

       Pollutant or pollutant property                      daily values

                                               Maximum for     for 30

                                                any 1 day    consecutive

                                                                days

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

                                                Kg/kkg (or pounds per/

                                                 1,000 lb) of product

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

TSS.........................................         1.1          0.51

Copper (T)..................................         0.018        0.0070

Lead (T)....................................         0.026        0.010

Nickel (T)..................................         0.014        0.0056

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

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

\1\ Within the range 6.0 to 9.0.