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 D

[PSNS for dissolving sulfite pulp facilities where nitration, viscose, or cellophane grade pulps are produced]

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)(59.0)/y 0.0030
Trichlorophenol (0.092)(59.0)/y 0.023
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.

Subpart D

[PSNS for dissolving sulfite pulp facilities where acetate grade pulp is produced]

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)(65.7)/y 0.0033
Trichlorophenol (0.091)(65.7)/y 0.025
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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