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§ 471.15 Pretreatment standards for new sources (PSNS).
Except as provided in 40 CFR 403.7, any new sources 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 new sources. 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—PSNS
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—PSNS
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 |