[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: 40CFR418.40] [Page 346] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 418_FERTILIZER MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart D_Ammonium Nitrate Subcategory Sec. 418.40 Applicability; description of the ammonium nitrate subcategory. The provisions of this subpart are applicable to discharges resulting from the manufacture of ammonium nitrate. Discharges attributable to shipping losses, precipitation runoff from outside the battery limits of the ammonium nitrate manufacturing operations, cooling tower blowdown, and discharges from plants which totally condense their neutralizer overheads are excluded. (Sec. 306(b), Federal Water Pollution Control Act, as amended (33 U.S.C. 1316(c))) [43 FR 17827, Apr. 26, 1978]