[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR440.23]

[Page 417]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 440--ORE MINING AND DRESSING POINT SOURCE CATEGORY--Table of Contents
 
                   Subpart B--Aluminum Ore Subcategory
 
Sec. 440.23  Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically 
          achievable (BAT).

    Except as provided in subpart L of this part and 40 CFR 125.30 
through 125.32, any existing point source subject to this subpart must 
achieve the following limitations representing the degree of effluent 
reduction attainable by the application of the best available technology 
economically achievable (BAT). The concentration of pollutants 
discharged in mine drainage from mines producing bauxite ores shall not 
exceed:

------------------------------------------------------------------------
                                                  Effluent limitations
                                               -------------------------
                                                              Average of
                                                                daily
            Effluent characteristic             Maximum for   values for
                                                 any 1 day        30
                                                             consecutive
                                                                 days
------------------------------------------------------------------------
                                                  Milligrams per liter
                                               --------------
Fe (total)....................................          1.0          0.5
Al............................................          2.0          1.0
------------------------------------------------------------------------