Nonferrous Metals Manufacturing

NR 274.001 Purpose. The purpose of this chapter is to establish effluent limitations, performance standards, and pretreatment standards for discharges of process wastes from the nonferrous metals manufacturing point source category and its subcategories. History: Cr. Register, Ma…

NR 274.002 Applicability. This chapter applies to facilities which produce primary metals from ore concentrates and recover secondary metals from recycle wastes and which discharge or may discharge pollutants to waters of the state or which introduce or may introduce pollutants i…

NR 274.003 General definitions. In addition to the definitions set forth in ss. NR 205.03, 205.04, and 211.03, the following definitions are applicable to the terms used in this chapter: (1) XExisting sourceY means any point source, except a new source as defined in sub. (2), fro…

NR 274.004 Compliance dates. (1) Any existing source subject to this chapter which discharges to waters of the state shall achieve: (a) The effluent limitations representing BPT by July 1, 1977; and (b) The effluent limitations representing BAT by July 1, 1984. (2) Any new source…

NR 274.005 Removal allowances for pretreatment standards. Removal allowances according to 40 CFR 403.7(a) may be granted for the toxic metals limited in ch. NR 274 when the toxic metals are used as indicator pollutants. History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.

NR 274.006 General provisions. (1) The monthly average regulatory values shall be the basis for the monthly average discharge in direct discharge permits and for pretreatment standards. (2) Compliance with the monthly discharge limit is required regardless of the number of sample…

NR 274.01 Applicability; description of the bauxite refining subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the refining of bauxite to alumina by the Bayer process and by the combinatio…

NR 274.011 Specialized definitions.

NR 274.012 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.013 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.014 New source performance standards.

NR 274.016 Pretreatment standards for new sources. Subchapter VII — Primary Lead NR 274.07 Applicability; description of the primary lead subcategory.

NR 274.02 Applicability; description of the primary aluminum smelting subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of aluminum from alumina in the Hall-Heroult process.…

NR 274.021 Measurements not detecting benzo(a)pyrene.

NR 274.022 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.023 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.024 New source performance standards.

NR 274.026 Pretreatment standards for new sources. Subchapter VIII — Primary Zinc NR 274.08 Applicability; description of the primary zinc subcategory.

NR 274.03 Applicability; description of the secondary aluminum smelting subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the recovery, processing, and remelting of aluminum scrap to produ…

NR 274.032 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.033 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.034 New source performance standards.

NR 274.035 Pretreatment standards for existing sources.

NR 274.036 Pretreatment standards for new sources. Subchapter IV — Primary Copper Smelting NR 274.04 Applicability; description of the primary copper smelting subcategory.

NR 274.04 Applicability; description of the primary copper smelting subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the primary smelting of copper from ore or ore concentrates by process…

NR 274.041 Specialized definitions.

NR 274.0415 Combining waste streams.

NR 274.042 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.043 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.044 New source performance standards.

NR 274.046 Pretreatment standards for new sources. Subchapter V — Primary Electrolytic Copper Refining NR 274.05 Applicability; description of the primary electrolytic copper refining subcategory.

NR 274.05 Applicability; description of the primary electrolytic copper refining subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the electrolytic refining of primary copper, such as anod…

NR 274.052 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.053 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.054 New source performance standards.

NR 274.056 Pretreatment standards for new sources. Subchapter IX — Metallurgical Acid Plants NR 274.09 Applicability; description of the metallurgical acid plants subcategory.

NR 274.06 Applicability; description of the secondary copper subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the recovery, processing and remelting of new and used copper scrap and resid…

NR 274.061 Specialized definitions. The following definitions apply to the terms used in this subchapter: (2) XWithin the impoundment,Y for purposes of calculating the volume of process wastewater which may be discharged, means the following: (a) For all impoundments constructed …

NR 274.062 Effluent limitations representing the degree of effluent reduction atNR 274.123 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technoltainable by the application of the best available tec…

NR 274.063 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable. (1) Except as provided in 40 CFR 125.30 to 125.32 and sub. (2), any existing point source subject to this subchapt…

NR 274.064 New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants into waters of the state. History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.

NR 274.065 Pretreatment standards for existing sources. (1) Except as provided in ss. NR 211.13 and 211.14 and sub. (2), any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and may not discharge process wastewater po…

NR 274.066 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to the secondary copper subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and may not discharge process wastewater pollutants into a POTW. H…

NR 274.07 Applicability; description of the primary lead subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of lead at primary lead smelters and refineries. History: Cr. Regi…

NR 274.072 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 274.073 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 274.074 New source performance standards.

NR 274.075 Pretreatment standards for existing sources.

NR 274.076 Pretreatment standards for new sources. Subchapter II — Primary Aluminum Smelting NR 274.02 Applicability; description of the primary aluminum smelting subcategory.

NR 274.08 Applicability; description of the primary zinc subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of primary zinc by either electrolytic or pyrolytic means. History…