[Code of Federal Regulations]
[Title 40, Volume 29]
[Revised as of July 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR434.32]

[Page 280]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 434_COAL MINING POINT SOURCE CATEGORY BPT, BAT, BCT LIMITATIONS
AND NEW SOURCE PERFORMANCE STANDARDS--Table of Contents
 
               Subpart C_Acid or Ferruginous Mine Drainage
 
Sec. 434.32  Effluent limitations guidelines representing the degree of effluent 
reduction attainable by the application of the best practicable control 
          technology currently available (BPT).

    Except as provided in 40 CFR 125.30-125.32, 40 CFR 401.17, and 
Sec. Sec. 434.61, 434.62 and 434.63 of this part, the following 
limitations establish the concentration or quality of pollutants which 
may be discharged by a point source subject to the provisions of this 
subpart after application of the best practicable control technology 
currently available:

                        BPT Effluent Limitations
------------------------------------------------------------------------
                                                              Average of
                                                                daily
                                                Maximum for   values for
        Pollutant or pollutant property          any 1 day        30
                                                             consecutive
                                                                 days
------------------------------------------------------------------------
                                                  Concentration in mg/l
                                               -------------------------
Iron, total...................................          7.0          3.5
Manganese, total..............................          4.0          2.0
TSS...........................................         70.0         35.0
pH............................................        (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0 at all times.