Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable:
(a) Subpart H—Zinc Reduction Furnace Wet Air Pollution Control.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of zinc reduced | ||
| Cadmium | .334 | .134 |
| Copper | 2.135 | 1.018 |
| Lead | .467 | .217 |
| Zinc | 1.702 | .701 |
(b) Subpart H—Preleach of Zinc Concentrates.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of concentrate leached | ||
| Cadmium | .180 | .072 |
| Copper | 1.153 | .550 |
| Lead | .252 | .117 |
| Zinc | .919 | .378 |
(c) Subpart H—Leaching Wet Air Pollution Control.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of zinc processed through leaching | ||
| Cadmium | .000 | .000 |
| Copper | .000 | .000 |
| Lead | .000 | .000 |
| Zinc | .000 | .000 |
(d) Subpart H—Electrolyte Bleed Wastewater.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of cathode zinc produced | ||
| Cadmium | .086 | .035 |
| Copper | .553 | .264 |
| Lead | .121 | .056 |
| Zinc | .441 | .182 |
(e) Subpart H—Cathode and Anode Wash Wastewater.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of cathode zinc produced | ||
| Cadmium | .150 | .060 |
| Copper | .961 | .458 |
| Lead | .210 | .098 |
| Zinc | .766 | .315 |
(f) Subpart H—Casting Wet Air Pollution Control.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of zinc cast | ||
| Cadmium | .051 | .021 |
| Copper | .329 | .157 |
| Lead | .072 | .033 |
| Zinc | .262 | .108 |
(g) Subpart H—Casting Contact Cooling.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of zinc cast | ||
| Cadmium | .036 | .014 |
| Copper | .232 | .110 |
| Lead | .051 | .024 |
| Zinc | .185 | .076 |
(h) Subpart H—Cadmium Plant Wastewater.
BAT Effluent Limitations
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of cadmium produced | ||
| Cadmium | 1.234 | .494 |
| Copper | 7.899 | 3.765 |
| Lead | 1.728 | .802 |
| Zinc | 6.295 | 2.592 |
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