Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 274 - Nonferrous metals manufacturing
Subchapter III - Secondary Aluminum Smelting
Section NR 274.036 - Pretreatment standards for new sources
Except as provided in s. NR 211.13, any new source subject to the secondary aluminum smelting subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSNS:
Table 3-33
Secondary Aluminum Smelting Scrap Drying Wet Air Pollution Control
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of scrap dried |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
Table 3-34
Secondary Aluminum Smelting Scrap Screening and Milling
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum scrap screened and milled |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
Table 3-35
Secondary Aluminum Smelting Dross Washing
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of dross washed |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
Table 3-36
Secondary Aluminum Smelting Demagging Wet Air Pollution Control
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum demagged |
|
|
Lead |
0.216 |
0.100 |
|
Zinc |
0.786 |
0.324 |
|
Ammonia (as N) |
102.800 |
45.180 |
Table 3-37
Secondary Aluminum Smelting Delacquering Wet Air Pollution Control
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum delacquered |
|
|
Lead |
0.093 |
0.043 |
|
Zinc |
0.340 |
0.140 |
|
Ammonia (as N) |
44.389 |
19.514 |
|
Total phenolics (4-AAP) (1) |
0.004 |
|
(1) At or before the commingling of delacquering scrubber liquor blowdown with other process or nonprocess waters.
Table 3-38
Secondary Aluminum Smelting Direct Chill Casting Contact Cooling
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum cast |
|
|
Lead |
0.372 |
0.173 |
|
Zinc |
1.356 |
0.558 |
|
Ammonia (as N) |
177.200 |
77.880 |
Table 3-39
Secondary Aluminum Smelting Ingot Conveyor Casting Contact Cooling When Chlorine Demagging Wet Air Pollution Control Is Not Practiced On Site
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum cast |
|
|
Lead |
0.019 |
0.009 |
|
Zinc |
0.068 |
0.028 |
|
Ammonia (as N) |
8.931 |
3.926 |
Table 3-40
Secondary Aluminum Smelting Ingot Conveyor Contact Cooling When Chlorine Demagging Wet Air Pollution Control Is Practiced On Site
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum cast |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
Table 3-41
Secondary Aluminum Smelting Stationary Casting Contact Cooling
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum cast |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
Table 3-42
Secondary Aluminum Smelting Shot Casting Contact Cooling
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum cast |
|
|
Lead |
0.000 |
0.000 |
|
Zinc |
0.000 |
0.000 |
|
Ammonia (as N) |
0.000 |
0.000 |
