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§ 467.33 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
(a) 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:
(b) There shall be no discharge allowance for wastewater pollutants from the degassing operation.
(c) The discharge of wastewater pollutants from the core and ancillary operation except those in (b) of this section, shall not exceed the values set forth below:
Subpart C
Core
Pollutant or pollutant property | BAT effluent limitations | |
---|---|---|
Maximum for any 1 day | Maximum for monthly average | |
mg/off-kg (lb/million off-lbs) of aluminum extruded | ||
Chromium | 0.15 | 0.061 |
Cyanide | 0.098 | 0.041 |
Zinc | 0.49 | 0.21 |
Aluminum | 2.19 | 1.09 |