Chapter NR 280

NR 280.02(21)(a) (a) Fluids,

NR 280.02(21)(b) (b) Greases, emulsions, rubber, and resins, and

NR 280.02(21)(c) (c) Coupling agents.

NR 280.02 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 280.03 NR 280.03 Definitions. Definitions of terms and meanings of abbreviations are set forth in ch. NR 205.

NR 280.03 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 280.04 NR 280.04 Compliance with effluent limitations and standards. Discharge of pollutants from facilities subject to the provisions of this chapter may not exceed, as appropriate:

NR 280.04(1) (1) By July 1, 1977 effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available;

NR 280.04(2) (2) By July 1, 1983 effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable;

NR 280.04(3) (3) Pretreatment standards for discharges to publicly owned treatment works;

NR 280.04(4) (4) Standards of performance for new sources.

NR 280.04 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; r. and recr. Register, August, 1983, No. 332, eff. 9-1-83.

NR 280.06 NR 280.06 Application of effluent limitations and standards.

NR 280.06(1) (1) The effluent limitations and standards set forth in this chapter shall be used in accordance with this section to establish the quantity or quality of pollutants or pollutant properties which may be discharged by a point source subject to the provisions of this chapter, except as:

NR 280.06(1)(a) (a) They may be modified in accordance with subch. IV of ch. NR 220,

NR 280.06(1)(b) (b) They may be superseded by more stringent limitations and standards necessary to achieve water quality standards or meet other legal requirements, or

NR 280.06(1)(c) (c) They may be supplemented or superseded by standards or prohibitions for toxic pollutants or by additional limitations for other pollutants required to achieve water quality.

NR 280.06(2) (2) The production basis for the application of the limitations and standards set forth in this chapter shall be the daily average of annual production in each subcategory subject to the provisions of this chapter.

NR 280.06(3) (3) For a facility manufacturing silicones the total discharge limitations shall be determined:

NR 280.06(3)(a) (a) For facilities manufacturing fluids only from the limitations for subcategory (21) (a) in the appropriate of table 1, 2, or 3;

NR 280.06(3)(b) (b) For facilities manufacturing greases, emulsions, rubbers, and resins in addition to fluids from the sum of the limitations for subcategories (21) (a) and (21) (b) in table 1;

NR 280.06(3)(c) (c) For facilities manufacturing coupling agents in addition to the products of par. (b) from the sum of the limitations for subcategories (21)(a), (21)(b), and (21)(c) in table 1; and

NR 280.06(3)(d) (d) For facilities manufacturing greases, emulsions, rubbers, resins, and coupling agents in addition to fluids from the sum of the limitations for subcategories (21)(a) and (21)(b) in the appropriate of table 2 or table 3.

NR 280.06 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; correction in (1) (a) made under s. 13.92 (4) (b) 7, Stats., Register April 2018 No. 748.

NR 280.10 NR 280.10 Effluent limitations, best practicable treatment. The following effluent limitations for all or specific subcategories establish, except as provided in subch. IV of ch. NR 220, the quantity or quality of pollutants or pollutant properties which may be discharged by a facility subject to the provisions of this chapter after application to process wastes of the best practicable control technology currently available.

NR 280.10(1) (1) The pH of all discharges shall be within the range of 6.0 to 9.0.

NR 280.10(2) (2) The 30-day average and daily maximum limitations for BOD5, suspended solids, COD and other parameters are set forth in table 1 in lbs/1,000 lbs or kg/1,000 of product.

NR 280.10 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; correction in (intro.) made under s. 13.92 (4) (b) 7, Stats., Register April 2018 No. 748.

NR 280.11 NR 280.11 Effluent limitations, best available treatment. The following effluent limitations for all or specific subcategories establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facility subject to the provisions of this chapter after application to process wastes of the best available technology economically achievable.

NR 280.11(1) (1) The pH of all discharges shall be within the range of 6.0 to 9.0.

NR 280.11(2) (2) The 30-day average and daily maximum limitations for BOD5, suspended solids, COD and other parameters are set forth in table 2 lbs/1,000 lbs or kg/1,000 kg of product.

NR 280.11 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 280.12 NR 280.12 Standards of performance. The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 280.06 establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facility which is a new source subject to the provisions of this chapter.

NR 280.12(1) (1) The pH of all discharge shall be within the range of 6.0 to 9.0.

NR 280.12(2) (2) The 30-day average and daily maximum limitations for BOD5 suspended solids, COD and other parameters are set forth in table 3 in lbs/1,000 lbs or kg/1,000 kg of product.

NR 280.12 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 280.13 NR 280.13 Pretreatment standards. The pretreatment standards for discharges to publicly owned treatment works from sources subject to the provisions of this chapter shall be as set forth in ch. NR 211.

NR 280.13 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; r. and recr. Register, August, 1983, No. 332, eff. 9-1-83.