Chapter NR 254

NR 254.041   Specialized definitions.

NR 254.042   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.043   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.044   New source performance standards.

NR 254.045   Pretreatment standards for existing sources.

NR 254.046   Pretreatment standards for new sources.

NR 254.047   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter V — Vacuum Degassing Subcategory

NR 254.05   Applicability; description of the vacuum degassing subcategory.

NR 254.052   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.053   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.054   New source performance standards.

NR 254.055   Pretreatment standards for existing sources.

NR 254.056   Pretreatment standards for new sources.

Subchapter VI — Continuous Casting Subcategory

NR 254.06   Applicability; description of the continuous casting subcategory.

NR 254.062   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.063   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.064   New source performance standards.

NR 254.065   Pretreatment standards for existing sources.

NR 254.066   Pretreatment standards for new sources.

Subchapter VII — Hot Forming Subcategory

NR 254.07   Applicability; description of hot forming subcategory.

NR 254.071   Specialized definitions.

NR 254.072   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.073   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.074   New source performance standards.

NR 254.075   Pretreatment standards for existing sources.

NR 254.076   Pretreatment standards for new sources.

NR 254.077   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter VIII — Salt Bath Descaling Subcategory

NR 254.08   Applicability; description of the salt bath descaling subcategory.

NR 254.081   Specialized definitions.

NR 254.082   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.083   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.084   New source performance standards.

NR 254.085   Pretreatment standards for existing sources.

NR 254.086   Pretreatment standards for new sources.

NR 254.087   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter IX — Acid Pickling Subcategory

NR 254.09   Applicability; description of the acid pickling subcategory.

NR 254.091   Specialized definitions.

NR 254.092   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.093   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.094   New source performance standards.

NR 254.095   Pretreatment standards for existing sources.

NR 254.096   Pretreatment standards for new sources.

NR 254.097   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter X — Cold Forming Subcategory

NR 254.10   Applicability; description of the cold forming subcategory.

NR 254.101   Specialized definitions.

NR 254.102   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.103   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.104   New source performance standards.

NR 254.105   Pretreatment standards for existing sources.

NR 254.106   Pretreatment standards for new sources.

NR 254.107   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter XI — Alkaline Cleaning Subcategory

NR 254.11   Applicability; description of the alkaline cleaning subcategory.

NR 254.111   Specialized definitions.

NR 254.112   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.113   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.114   New source performance standards.

NR 254.115   Pretreatment standards for existing sources.

NR 254.116   Pretreatment standards for new sources.

NR 254.117   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

Subchapter XII — Hot Coating Subcategory

NR 254.12   Applicability; description of the hot coating subcategory.

NR 254.121   Specialized definitions.

NR 254.122   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 254.123   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 254.124   New source performance standards.

NR 254.125   Pretreatment standards for existing sources.

NR 254.126   Pretreatment standards for new sources.

NR 254.127   Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.

NR 254.001 NR 254.001 Purpose. The purpose of this chapter is to establish effluent limitations, performance standards, and pretreatment standards for discharges of process wastes from the iron and steel making point source category and its subcategories.

NR 254.001 History History: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.0015 NR 254.0015 Applicability. This chapter applies to any iron and steel making facility that discharges or may discharge pollutants to waters of the state or into a publicly owned treatment works.

NR 254.0015 History History: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.002 NR 254.002 General definitions. The following definitions are applicable to the terms used in this chapter. Definitions of other terms and abbreviations are set forth in ss. NR 205.03, 205.04, and 211.03.

NR 254.002(1) (1) “Ammonia-N” means the value obtained by manual distillation at pH 9.5 followed by the Nesslerization method set forth in ch. NR 219, table B, for parameter 4.

NR 254.002(2) (2) “Benzene” means the value obtained by the standard method 602 as set forth in 44 FR 69464 to 69570 (December 3, 1979).

NR 254.002(3) (3) “Benzo(a)pyrene” means the value obtained by the standard method 610 as set forth in 44 FR 69464 to 69570 (December 3, 1979).

NR 254.002(4) (4) “Chromium” means total chromium as determined by the method set forth in ch. NR 219, table B, for parameter 19.

NR 254.002(5) (5) “Copper” means total copper as determined by the method set forth in ch. NR 219, table B, for parameter 22.

NR 254.002(6) (6) “Cyanide” means total cyanide as determined by the method set forth in ch. NR 219, table B, for parameter 23.

NR 254.002(7) (7) “Existing source” means any point source, except a new source as defined in sub. (11), from which pollutants may be discharged either into the waters of the state or into a publicly owned treatment works.

NR 254.002(8) (8) “Hexavalent chromium” means the value obtained by the method set forth in ch. NR 219, table B, for parameter 18.