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Code of Federal Regulations Title 40. Protection of Environment § 40.430.36 Pretreatment standards for existing sources (PSES)

Current as of January 02, 2025 | Updated by Findlaw Staff

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 those biocides. PSES must be attained on or before July 1, 1984:

Subpart C

[PSES for unbleached kraft facilities]

Maximum for any 1 day

Pollutant or pollutant property

Milligrams/liter

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

Pentachlorophenol

(0.011)(12.6)/y

0.00058

Trichlorophenol

(0.010)(12.6)/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

[PSES 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]

Maximum for any 1 day

Pollutant or pollutant property

Milligrams/liter

Kg/kkg (or pounds per 1,000 lb) of producta

Pentachlorophenol

(0.011)(14.0)/y

0.00064

Trichlorophenol

(0.010)(14.0)/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.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.430.36 Pretreatment standards for existing sources (PSES) - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-430-36/

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