[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: 40CFR420.31]



[Page 400-401]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 420_IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY--Table of 

Contents

 

                    Subpart C_Ironmaking Subcategory

 

Sec.  420.31  Specialized definitions.



    (a) For ironmaking blast furnaces, the term product means the amount 

of molten iron produced.

    (b) The term molten iron means iron produced in a blast furnace as 

measured at the blast furnace, and may include relatively minor amounts 

of blast furnace slag that may be skimmed from the molten iron at the 

steelmaking shop or other location remote from the blast furnace.

    (c) The term iron blast furnace means all blast furnaces except 

ferromanganese blast furnaces.



[[Page 401]]



    (d) The term existing indirect dischargers means only those two iron 

blast furnace operations with discharges to publicly owned treatment 

works prior to May 27, 1982.



[67 FR 64266, Oct. 17, 2002]