40 CFR § 466.32
Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable
June 9, 2020
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Subpart C—BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | ||
|---|---|---|---|---|
| Metal preparation | Coating operation | Metal preparation | Coating operation | |
| Metric units—mg/m2 of area processed or coated | ||||
| Chromium | 16.34 | 0.53 | 6.62 | 0.22 |
| Lead | 5.84 | 0.19 | 5.06 | 0.16 |
| Nickel | 54.85 | 1.78 | 38.90 | 1.26 |
| Zinc | 51.74 | 1.68 | 21.79 | 1.71 |
| Aluminum | 176.98 | 5.74 | 72.35 | 2.35 |
| Iron | 47.85 | 1.55 | 24.51 | 0.80 |
| English units—pounds per 1 million ft2 of area processed or coated | ||||
| Chromium | 3.35 | 0.11 | 1.36 | 0.05 |
| Lead | 1.20 | 0.04 | 1.04 | 0.03 |
| Nickel | 11.24 | 0.37 | 7.97 | 0.26 |
| Zinc | 10.60 | 0.35 | 4.46 | 0.35 |
| Aluminum | 36.25 | 1.18 | 14.82 | 0.48 |
| Iron | 9.80 | 0.32 | 5.02 | 0.16 |
[47 FR 53184, Nov. 24, 1982, as amended at 50 FR 36544, Sept. 6, 1985]
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