[Code of Federal Regulations]
[Title 40, Volume 26]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR437.21]

[Page 376]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 437--THE CENTRALIZED WASTE TREATMENT POINT SOURCE CATEGORY--Table of Contents
 
                 Subpart B--Oils Treatment and Recovery
 
Sec. 437.21  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 437.20(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
------------------------------------------------------------------------
O&G.........................................     127           38.0
pH..........................................   (\2\)        (\2\)
TSS.........................................      74.1         30.6
---------------------------------------------
                            Metal Parameters
------------------------------------------------------------------------
Antimony....................................       0.237        0.141
Arsenic.....................................       2.95         1.33
Barium......................................       0.427        0.281
Cadmium.....................................       0.0172       0.0102
Chromium....................................       0.746        0.323
Cobalt......................................      56.4         18.8
Copper......................................       0.500        0.242
Lead........................................       0.350        0.160
Mercury.....................................       0.0172       0.00647
Molybdenum..................................       3.50         2.09
Tin.........................................       0.335        0.165
Titanium....................................       0.0510       0.0299
Zinc........................................       8.26         4.50
---------------------------------------------
                           Organic Parameters
------------------------------------------------------------------------
Bis(2-ethylhexyl) phthalate.................       0.215        0.101
Butylbenzyl phthalate.......................       0.188        0.0887
Carbazole...................................       0.598        0.276
n-Decane....................................       0.948        0.437
Fluoranthene................................       0.0537       0.0268
n-Octadecane................................       0.589        0.302
------------------------------------------------------------------------
1 mg/L (ppm).
\2\ Within the range 6 to 9.