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§ 471.14 Pretreatment standards for existing sources (PSES).
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 by August 23, 1988, achieve the pretreatment standards for existing sources (PSES). The mass of wastewater pollutants in lead-tin-bismuth forming process wastewater introduced into a POTW shall not exceed the following values:
(a) Rolling spent emulsions.
Subpart A—PSES
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 emulsions | ||
Antimony | 0.067 | 0.030 |
Lead | 0.010 | 0.005 |
(b) Rolling spent soap solutions.
Subpart A—PSES
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 |