Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 254 - Iron and steel manufacturing
Subchapter VII - Hot Forming Subcategory
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
