Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 274 - Nonferrous metals manufacturing
Subchapter II - Primary Aluminum Smelting
Section NR 274.026 - Pretreatment standards for new sources
Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSNS:
Table 2-34
Primary Aluminum Smelting Anode and Cathode Paste Plant 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 paste |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-35
Primary Aluminum Smelting Anode Contact Cooling and Briquette Quenching
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of anodes cast |
|
|
Benzo(a)pyrene |
0.007 |
0.003 |
|
Nickel |
0.115 |
0.077 |
|
Fluoride |
12.440 |
5.518 |
Table 2-36
Primary Aluminum Smelting Anode Bake Plant 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 anodes baked |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-37
Primary Aluminum Smelting Cathode Reprocessing Operated With Dry Potline Scrubbing and Not Commingled With Other Process or Nonprocess Wastewaters
|
PSNS |
||
|
Maximum for any M 1 day mo |
aximum for nthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of cryolite recovered |
|
|
Benzo(a)pyrene |
1.181 |
0.547 |
|
Cyanide |
157.600 |
70.060 |
|
Nickel |
80.570 |
35.030 |
|
Fluoride |
29,430.000 |
13,310.000 |
Table 2-38
Primary Aluminum Smelting Cathode Reprocessing Operated With Dry Potline Scrubbing and Commingled With Other Process or Nonprocess Wastewaters
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of cryolite recovered |
|
|
Benzo(a)pyrene |
1.181 |
0.547 |
|
Cyanide |
157.600 |
70.060 |
|
Nickel |
19.270 |
12.960 |
|
Fluoride |
2,084.000 |
924.800 |
Table 2-39
Primary Aluminum Smelting Potline 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 produced from electrolytic reduction |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-40
Primary Aluminum Smelting Potroom 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 produced from electrolytic reduction |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-41
Primary Aluminum Smelting Potline Sulfur Dioxide Emissions 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 produced from electrolytic reduction |
|
|
Benzo(a)pyrene |
0.045 |
0.021 |
|
Nickel |
0.738 |
0.496 |
|
Fluoride |
79.790 |
35.400 |
Table 2-42
Primary Aluminum Smelting Degassing Wet Air Pollution Control
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1000,000 ,pounds) of aluminum produced from electrolytic reduction |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-43
Primary Aluminum Smelting Pot Repair and Pot Soaking
|
PSNS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per 1,000,000 pounds) of aluminum produced from electrolytic reduction |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
Table 2-44
Primary 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 produced from direct chill casting |
|
|
Benzo(a)pyrene |
(1) |
(1) |
|
Nickel |
0.731 |
0.492 |
|
Fluoride |
79.080 |
35.090 |
(1) This pollutant has no discharge allowance.
Table 2-45
Primary Aluminum Smelting Continuous Rod 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 produced from rod casting |
|
|
Benzo(a)pyrene |
(1) |
(1) |
|
Nickel |
0.057 |
0.038 |
|
Fluoride |
6.188 |
2.746 |
(1) This pollutant has no discharge allowance.
Table 2-46
Primary Aluminum Smelting Stationary Casting or 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 produced from stationary casting or shot casting |
|
|
Benzo(a)pyrene |
0.000 |
|
|
Nickel |
0.000 |
0.000 |
|
Fluoride |
0.000 |
0.000 |
