40 CFR 430.37: Pretreatment standards for new sources (PSNS).

(a) 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 C

[PSNS for unbleached kraft facilities where linerboard is produced]

Pollutant or pollutant property Maximum for any 1 day

Milligrams/liter Kg/kkg (or pounds per 1,000 lb) of product a

Pentachlorophenol (0.015)(9.4)/y 0.00058

Trichlorophenol (0.013)(9.4)/y 0.00053

y = wastewater discharged in kgal per ton of product.

a The following equivalent mass limitations are provided as guidance in cases where POTWs find it necessary to impose mass effluent limitations.

Subpart C

[PSNS for unbleached kraft facilities where bag paper and other mixed products are produced]

Pollutant or pollutant property Maximum for any 1 day

Milligrams/liter Kg/kkg (or pounds per 1,000 lb) of product a

Pentachlorophenol (0.012)(11.4)/y 0.00058

Trichlorophenol (0.011)(11.4)/y 0.00053

y = wastewater discharged in kgal per ton of product.

a The following equivalent mass limitations are provided as guidance in cases where POTWs find it necessary to impose mass effluent limitations.

Subpart C

[PSNS for unbleached kraft facilities where pulp and paper are produced using the unbleached kraft-neutral sulfite semi-chemical (cross recovery) process and/or a combined unbleached kraft and semi-chemical process, wherein the spent semi-chemical cooking liquor is burned within the unbleached kraft chemical recovery system]

Pollutant or pollutant property Maximum for any 1 day

Milligrams/liter Kg/kkg (or pounds per 1,000 lb) of product a

Pentachlorophenol (0.013)(11.5)/y 0.00064

Trichlorophenol (0.012)(11.5)/y 0.00059

y = wastewater discharged in kgal per ton of product.

a The following equivalent mass limitations are provided as guidance in cases where POTWs find it necessary to impose mass effluent limitations.