40 CFR § 430.17
Pretreatment standards for new sources (PSNS)
June 9, 2020
Except as provided in 40 CFR 403.7, any new source subject to this subpart that introduces pollutants into a publicly owned treatment works must: comply with 40 CFR part 403; and achieve the following pretreatment standards for new sources (PSNS) if it uses chlorophenolic-containing biocides. Permittees not using chlorophenolic-containing biocides must certify to the permit-issuing authority that they are not using these biocides:
Subpart A
[PSNS]
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | |
|---|---|---|
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.012)(50.7)/y | 0.0025 |
| Trichlorophenol | (0.089)(50.7)/y | 0.019 |
| y = wastewater discharged in kgal per ton of product. | ||
aThe following equivalent mass limitations are provided as guidance in cases when POTWs find it necessary to impose mass effluent limitations.
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