Chapter NR 245

NR 245.06 NR 245.06  Application of effluent limitations and standards.

NR 245.06(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 245.06(1)(a) (a) They may be modified in accordance with subch. IV of ch. NR 220,

NR 245.06(1)(b) (b) They may be superseded by more stringent limitations and standards necessary to achieve water quality standards or meet other legal requirements, or

NR 245.06(1)(c) (c) They may be supplemented or superseded by standards or prohibitions for toxic pollutants or by additional limitations for other pollutants required to achieve water quality.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 245.06(2) (2) The production basis for application of the limitations and standards set forth in this chapter shall be the daily average of the maximum month production in the past year for the facility in each subcategory subject to the provisions of this chapter.

NR 245.06 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 245.10 NR 245.10  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 245.10(1) (1) There shall be no discharge of process waste waters from the normal wheat flour milling, normal rice milling, animal feed, and hot cereal subcategories.

NR 245.10(2) (2) The pH of all discharges shall be within the range of 6.0 to 9.0.

NR 245.10(3) (3) The 30 day average and daily maximum limitations for BOD5 and suspended solids are set forth in table 1.

NR 245.10(4) (4) The effluent limitations for process subcategories in table 1 are in lbs/MsBu of corn or wheat processed and in lbs/1000lbs or kg/1000kg of rice processed. The limitations for corn and wheat may be converted to kg/1000kg by dividing the english unit limitation by 56 in the case of corn and 60 in the case of wheat.

NR 245.10(5) (5) The effluent limitations for product subcategories in table 1 are in lbs/1000lbs or kg/1000kg of cereal product for the ready-to-eat subcategory and of wheat flour raw material for the wheat starch and gluten subcategory1. - See PDF for table

NR 245.10 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 245.11 NR 245.11  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 245.11(1) (1) There shall be no discharge of process waste waters from the normal wheat flour milling, normal rice milling, animal feed, and hot cereal subcategories.

NR 245.11(2) (2) The pH of all discharges shall be within the range of 6.0 to 9.0.

NR 245.11(3) (3) The 30 day average and daily maximum limitations for BOD5 and suspended solids are set forth in table 2.

NR 245.11(4) (4) The effluent limitations for process subcategories in table 2 are in lbs/MsBu of corn or wheat processed and in lbs/1000lbs or kg/1000kg of rice processed. The limitations for corn and wheat may be converted to kg/1000kg by dividing the english unit limitation by 56 in the case of corn and 60 in the case of wheat.

NR 245.11(5) (5) The effluent limitations for product subcategories in table 2 are in lbs/1000lbs or kg/1000kg of cereal product for the ready-to-eat subcategory and of wheat flour raw material for the wheat starch and gluten subcategory. - See PDF for table

NR 245.11 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 245.12 NR 245.12  Standards of performance. 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 which is a new source subject to the provisions of this chapter.

NR 245.12(1) (1) There shall be no discharge of process waste waters from the normal wheat flour milling, normal rice milling, animal feed, and hot cereal subcategories.

NR 245.12(2) (2) The pH of all discharges shall be within the range of 6.0 to 9.0.

NR 245.12(3) (3) The 30 day average and daily maximum limitations for BOD5 and suspended solids are set forth in table 3.

NR 245.12(4) (4) The effluent limitations for process subcategories in table 3 are in lbs/MsBu of corn or wheat processed and in lbs/1000lbs or kg/1000kg of rice processed. The limitations for corn and wheat may be converted to kg/1000kg by dividing the english unit limitation by 56 in the case of corn and 60 in the case of wheat.

NR 245.12(5) (5) The effluent limitations for product subcategories in table 3 are in lbs/1000lbs or kg/1000kg of cereal product for the ready-to-eat subcategory and of wheat flour raw material for the wheat starch and gluten subcategory. - See PDF for table

NR 245.12 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76.

NR 245.13 NR 245.13  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 245.13 History History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; r. and recr. Register, August, 1983, No. 332, eff. 9-1-83.