40 C.F.R. § 430.127
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 L
[PSNS for non-integrated mills where tissue papers are produced from purchased pulp]
| Pollutant or pollutant property | Maximum for any 1 day | |
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.038)(19.1)/y | 0.0031 |
| Trichlorophenol | (0.012)(19.1)/y | 0.00096 |
| y = wastewater discharged in kgal per ton of product. | ||
a The following equivalent mass limitations are provided as guidance in cases when POTWs find it necessary to impose mass effluent limitations.
Subpart L
[PSNS for non-integrated mills where filter and non-woven papers are produced from purchased pulp]
| Pollutant or pollutant property | Maximum for any 1 day | |
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.040)(47.5)/y | 0.0080 |
| Trichlorophenol | (0.013)(47.5)/y | 0.0025 |
| y = wastewater discharged in kgal per ton of product. | ||
a The following equivalent mass limitations are provided as guidance in cases when POTWs find it necessary to impose mass effluent limitations.
Subpart L
[PSNS for non-integrated mills where paperboard is produced from purchased pulp]
| Pollutant or pollutant property | Maximum for any 1 day | |
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.037)(11.2)/y | 0.0017 |
| Trichlorophenol | (0.012)(11.2)/y | 0.00054 |
| y = wastewater discharged in kgal per ton of product. | ||
a The following equivalent mass limitations are provided as guidance in cases when POTWs find it necessary to impose mass effluent limitations.
40 C.F.R. §430.127