Wis. Admin. Code Department of Natural Resources NR 254.072

Current through November 25, 2024
Section NR 254.072 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available

Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BPT:

Table 47

Carbon and Specialty Primary Mills Without Scarfing

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.150

0.0561

O&G

0.0374

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 48

Carbon and Specialty Primary Mills With Scarfing

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.221

0.0830

O&G

0.0553

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 49

Carbon Section Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.357

0.134

O&G

0.0894

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 50

Specialty Section Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.224

0.0841

O&G

0.0561

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 51

Carbon and Specialty Hot Strip and Sheet Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.427

0.160

O&G

0.107

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 52

Carbon Plate Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.227

0.0851

O&G

0.0568

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 53

Specialty Plate Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.100

0.0376

O&G

0.0250

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Table 54

Carbon and Specialty Pipe and Tube Mills

BPT Effluent Limitations

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

TSS

0.212

0.0795

O&G

0.0530

pH

(1)

(1)

(1) Within the range of 6.0 to 9.0

Wis. Admin. Code Department of Natural Resources NR 254.072

Cr. Register, May, 1989, No. 401, eff. 6-1-89.