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§ 464.15 Pretreatment standards for existing sources.
Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources.
(a) Casting Cleaning Operations.
PSES
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
kg/1,000 kkg (pounds per million pounds) of metal poured | ||
Copper (T) | 0.0771 | 0.0421 |
Lead (T) | 0.0791 | 0.039 |
Zinc (T) | 0.114 | 0.0431 |
(b) Casting Quench Operation.