[Code of Federal Regulations]
[Title 40, Volume 26]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR418.33]

[Page 346]
 
                TITLE 40-PROTECTION OF ENVIRONMENT
 
      CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 418-FERTILIZER MANUFACTURING POINT SOURCE CATEGORY--Table of Contents
 
                    Subpart C-Urea Subcategory
 
Sec. 418.33  Effluent limitations and guidelines representing the degree of effluent reduction attainable by the application of the best available technology 
          economically achievable.

    The following limitations establish the quantity or quality of 
pollutants or pollutant properties, controlled by this section, which 
may be discharged by a point source subject to the provisions of this 
subpart after application of the best available technology economically 
achievable:
    (a) The following limitations constitute the maximum permissible 
discharge for urea manufacturing operations in which urea is produced as 
a solution product:

------------------------------------------------------------------------
                                          Effluent limitations (mg/l)
                                     -----------------------------------
                                                     Average of daily
      Effluent characteristics          Maximum        values for 30
                                       for any 1  consecutive days shall
                                          day       not exceed-
                                                         
------------------------------------------------------------------------
Ammonia (as N)......................        0.53                 0.27
Organic nitrogen (as N).............        0.45                 0.24
------------------------------------------------------------------------
Note: Metric units: Kilogram/1,000 kg of product; English units: Pound/
  1,000 lb of product.

    (b) The following limitations constitute the maximum permissible 
discharge for urea manufacturing operations in which urea is prilled or 
granulated:

------------------------------------------------------------------------
                                          Effluent limitations (mg/l)
                                     -----------------------------------
                                                     Average of daily
      Effluent characteristics          Maximum        values for 30
                                       for any 1  consecutive days shall
                                          day       not exceed-
                                                         
------------------------------------------------------------------------
Ammonia (as N)......................        0.53                 0.27
Organic nitrogen (as N).............         .86                  .46
------------------------------------------------------------------------
Note: Metric units: Kilogram/1,000 kg of product; English units: Pound/
  1,000 lb of product.


(Sec. 306(b), Federal Water Pollution Control Act, as amended (33 U.S.C. 
1316(c)))

[43 FR 17826, Apr. 26, 1978]