40 C.F.R. § 430.46
Except as provided in 40 CFR 403.7 and 403.13 , any existing 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 existing sources (PSES) 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. PSES must be attained on or before July 1, 1984:
Subpart D
[PSES for dissolving sulfite pulp facilities where nitration, viscose, or cellophane grade pulps are produced]
| Pollutant or pollutant property | Maximum for any 1 day | |
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.011)(66.0)/y | 0.0030 |
| Trichlorophenol | (0.082)(66.0)/y | 0.023 |
| 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 D
[PSES for dissolving sulfite pulp facilities where acetate grade pulp is produced]
| Pollutant or pollutant property | Maximum for any 1 day | |
| Milligrams/liter (mg/l) | Kg/kkg (or pounds per 1,000 lb) of producta | |
| Pentachlorophenol | (0.011)(72.7)/y | 0.0033 |
| Trichlorophenol | (0.082)(72.7)/y | 0.025 |
| 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. §430.46