Chapter NR 225

NR 225.06(3)(b) (b) The production used to determine daily maximum and daily average limitations shall be the production for each commodity processed during the peak 30 consecutive day production period of the year for the facility.

NR 225.06(3)(c) (c) The production used to determine annual limitations shall be the production for each commodity during the entire processing season or calendar year.

NR 225.06(4) (4) Discharge limitations for facilities subject to limitations covering more than one commodity or subcategory shall be the sum of limitations determined for the individual commodities or subcategories determined in accordance with subs. (2) and (3).

NR 225.06(5) (5) The effluent limitations and standards set forth in this chapter for subcategories (6) through (8) are applicable only to large and medium size point source facilities or plants.

NR 225.06(6) (6) For the purposes of ss. NR 225.10 and 225.11 the effluent limitations and standards of this chapter are not applicable to:

NR 225.06(6)(a) (a) Facilities which are single commodity 100% canned corn processing plants, or

NR 225.06(6)(b) (b) Facilities which are multi-commodity frozen vegetable processing plants with total annual raw material production less than 7,264 kkg (8,000 tons) per year.

NR 225.06 History History: Cr. Register, January, 1977, No. 253, eff. 2-1-77; correction in (1) (a) made under s. 13.92 (4) (b) 7, Stats., Register April 2018 No. 748.

NR 225.10 NR 225.10 Effluent limitations, best practicable treatment. The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 225.06 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 225.10(1) (1) The pH of all discharges resulting from processing in subcategories (1) through (5) shall be within the range of 6.0 to 9.0.

NR 225.10(2) (2) The pH of all discharges resulting from processing in subcategories (6) through (8) shall be within the range of 6.0 to 9.5.

NR 225.10(3) (3) The oil and grease content of all discharges resulting from processing in subcategory (8) shall not exceed 20 mg/l.

NR 225.10(4) (4) The daily maximum, daily average, and annual limitations for suspended solids and BOD are set forth in table 1 in lbs/1,000 lbs or kg/1,000 kg of:

NR 225.10(4)(a) (a) Product other than soup in subcategory (8), and

NR 225.10(4)(b) (b) Raw material processed for commodities or products other than identified in par. (a).

NR 225.10 History History: Cr. Register, January, 1977, No. 253, eff. 2-1-77; correction in (intro.) made under s. 13.92 (4) (b) 7, Stats., Register April 2018 No. 748.

NR 225.11 NR 225.11 Effluent limitations, best available treatment. The following effluent limitations for all specific subcategories when applied in accordance with s. NR 225.06 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 225.11(1) (1) The pH of all discharges resulting from processing in subcategories (1) through (5) shall be within the range of 6.0 to 9.0.

NR 225.11(2) (2) The pH of all discharges resulting from processing in subcategories (6) through (8) shall be within the range of 6.0 to 9.5.

NR 225.11(3) (3) The oil and grease content of all discharges resulting from processing in subcategory (8) shall not exceed 10 mg/l.

NR 225.11(4) (4) The daily maximum, daily average, and annual limitations for suspended solids and BOD are set forth in table 2 in lbs/1,000 lbs or kg/1,000 kg of:

NR 225.11(4)(a) (a) Product other than soup in subcategory (8), and

NR 225.11(4)(b) (b) Raw material processed for commodities or products other than identified in par. (a).

NR 225.11(5) (5) The fecal coliform present in all discharges resulting from processing in subcategories (1) through (5) shall not exceed an MPN of 400/100 ml.

NR 225.11 History History: Cr. Register, January, 1977, No. 253, eff. 2-1-77.

NR 225.12 NR 225.12 Standards of performance. The effluent limitations set forth in s. NR 225.11 establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facility which is a source subject to the provisions of this chapter.

NR 225.12 History History: Cr. Register, January, 1977, No. 253, eff. 2-1-77.

NR 225.13 NR 225.13 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 225.13 History History: Cr. Register, January, 1977, No. 253, eff. 2-1-77; r. and recr. Register, August, 1983, No. 332, eff. 9-1-83.

NR 225.13 Note Note: The suspended solids limitations and standards for subcategories (6) through (8) in table 2 applicable to discharges from medium and from large size facilities are identified respectively by the letters M and L appearing in the size column. The BOD limitations and standards for subcategories (6) through (8) are applicable to discharges from both medium and large size facilities. Limitations and standards for subcategories (1) through (5) are applicable regardless of facility size.