[Code of Federal Regulations]

[Title 40, Volume 28]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR418.33]



[Page 345-346]

 

                   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

                                                day         shall 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

                                                day         shall 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.





[[Page 346]]





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

1316(c)))



[43 FR 17826, Apr. 26, 1978]