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§ 471.12 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
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 (BAT):
(a) Rolling spent emulsions.
Subpart A—BAT
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with emulsion | ||
Antimony | 0.067 | 0.030 |
Lead | 0.010 | 0.005 |
(b) Rolling spent soap solutions.
Subpart A—BAT
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with soap solutions | ||
Antimony | 0.120 | 0.055 |
Lead | 0.018 | 0.009 |
(c) Drawing spent neat oils—subpart A—BAT. There shall be no discharge of process wastewater pollutants.