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 BAT:
Table 8-2
Primary Zinc Zinc Reduction Furnace Wet Air Pollution Control
BAT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of zinc reduced | |
Cadmium | 0.334 | 0.134 |
Copper | 2.135 | 1.018 |
Lead | 0.467 | 0.217 |
Zinc | 1.702 | 0.701 |
Table 8-3
Primary Zinc Preleach of Zinc Concentrates
BAT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of concentrate leached | |
Cadmium | 0.180 | 0.072 |
Copper | 1.153 | 0.550 |
Lead | 0.252 | 0.117 |
Zinc | 0.919 | 0.378 |
Table 8-4
Primary Zinc Leaching Wet Air Pollution Control
BAT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of zinc processed through leaching | |
Cadmium | 0.000 | 0.000 |
Copper | 0.000 | 0.000 |
Lead | 0.000 | 0.000 |
Zinc | 0.000 | 0.000 |
Table 8-5
Primary Zinc Electrolyte Bleed Wastewater
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of zinc cast | |
Cadmium | 0.086 | 0.035 |
Copper | 0.553 | 0.264 |
Lead | 0.121 | 0.056 |
Zinc | 0.441 | 0.182 |
Table 8-6
Primary Zinc Electrolyte Bleed Wastewater
BAT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of cathode zinc produced | |
Cadmium | 0.150 | 0.060 |
Copper | 0.961 | 0.458 |
Lead | 0.210 | 0.098 |
Zinc | 0.766 | 0.315 |
Table 8-7
Primary Zinc Cathode and Anode Wash Wastewater
BAT Effluent Limitations | ||
Maximum for 1 day | any Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of zinc cast | |
Cadmium | 0.051 | 0.021 |
Copper | 0.329 | 0.157 |
Lead | 0.072 | 0.033 |
Zinc | 0.262 | 0.108 |
Table 8-8
Primary Zinc Casting Wet Air Pollution Control
BAT Effluent Limitations | ||
Maximum for 1 day | any Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of zinc cast | |
Cadmium | 0.036 | 0.014 |
Copper | 0.232 | 0.110 |
Lead | 0.051 | 0.024 |
Zinc | 0.185 | 0.076 |
Table 8-9
Primary Zinc Cadmium Plant Wastewater
BAT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of cadmium produced | |
Cadmium | 1.234 | 0.494 |
Copper | 7.899 | 3.765 |
Lead | 1.728 | 0.802 |
Zinc | 6.295 | 2.592 |
Wis. Admin. Code Department of Natural Resources NR 274.083