Wis. Admin. Code Department of Natural Resources NR 240.10

Current through November 25, 2024
Section NR 240.10 - Effluent limitations, best practicable treatment

The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 240.06 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.

(1) The pH of all discharges shall be within the range of 6.0 to 9.0.
(2) The 30-day average and daily maximum limitations for BOD5 and suspended solids are set forth in table 2 in lbs/1000lbs or kg/1000kg of BOD5 input.

Table 2

BPT Effluent Limitations

BOD5

TSS Suspended Solids

Subcategory

Class

Average

Maximum

Average

Maximum

Receiving stations

(A)

0.19

0.48

0.29

0.71

(B)

0.31

0.63

0.47

0.94

Fluid products

(A)

1.35

3.38

2.03

5.51

(B)

2.25

4.50

3.38

6.75

Cultured products

(A)

1.35

3.38

2.03

5.06

(B)

2.25

4.50

3.38

6.75

Butter

(A)

0.55

1.38

0.83

2.06

(B)

0.91

1.83

1.37

2.74

Cottage and cream cheese

(A)

2.68

6.70

4.02

10.05

(B)

4.46

8.93

6.69

13.39

Natural and processed cheese

(A)

0.29

0.73

0.44

1.09

(B)

0.49

0.98

0.73

1.46

Fluid mixes for frozen products

(A)

0.88

2.20

1.32

3.30

(B)

1.46

2.93

2.19

4.39

Ice cream and frozen products

(A)

1.84

4.60

2.76

6.90

(B)

3.06

6.13

4.59

9.19

Condensed milk

(A)

1.38

3.45

2.07

5.18

(B)*

2.30

4.60

3.45

6.90

Dry milk

(A)

0.65

1.63

0.98

2.44

(B)

1.09

2.18

1.64

3.28

Condensed whey

(A)

0.40

1.00

0.60

1.50

(B)*

0.65

1.30

0.98

1.95

Dry whey

(A)

0.40

1.00

0.60

1.50

(B)

0.65

1.30

0.98

1.95

*These limitations are exclusive of barometric condenser discharges which shall be permitted with net concentration limits for BOD 5 of 10 mg/l 30 day average and 15 mg/l daily maximum.

Wis. Admin. Code Department of Natural Resources NR 240.10

Cr. Register, June, 1976, No. 246, eff. 7-1-76.
Amended by, Cr. Register, correction in (intro.) made under s. 13.92(4) (b) 7, Stats., Register April 2018 No. 748, eff.5/1/2018