[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR437.31]

[Page 372]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 437--THE CENTRALIZED WASTE TREATMENT POINT SOURCE CATEGORY--Table of Contents
 
               Subpart C--Organics Treatment and Recovery
 
Sec. 437.31  Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

    Except as provided in 40 CFR 125.30 through 125.32 or 
Sec. 437.30(b), any existing point source subject to this subpart must 
achieve the following effluent limitations representing the application 
of BPT:

                             BPT Limitations
------------------------------------------------------------------------
                                                               Maximum
            Regulated  parameter                 Maximum       monthly
                                                daily \1\      avg.\1\
------------------------------------------------------------------------
                          Conventional Parameters
------------------------------------------------------------------------
BOD5........................................      163            53.0
pH..........................................    (\2\)         (\2\)
TSS.........................................      216            61.3
---------------------------------------------
                             Metal Parameters
------------------------------------------------------------------------
Antimony....................................        0.928         0.679
Copper......................................        0.865         0.757
Molybdenum..................................        1.01          0.965
Zinc........................................        0.497         0.420
---------------------------------------------
                            Organic Parameters
------------------------------------------------------------------------
 Acetone....................................       30.2           7.97
 Acetophenone...............................        0.114         0.0562
 Aniline....................................        0.0333        0.0164
 2-Butanone.................................        4.81          1.85
 o-Cresol...................................        1.92          0.561
 p-Cresol...................................        0.698         0.205
 2,3-Dichloroaniline........................        0.0731        0.0361
 Phenol.....................................        3.65          1.08
 Pyridine...................................        0.370         0.182
 2,4,6-Trichlorophenol......................        0.155         0.106
------------------------------------------------------------------------
\1\ mg/L (ppm).
\2\ Within the range 6 to 9.