40 C.F.R. § 430.34

Current through September 30, 2024
Section 430.34 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)

Except as provided in 40 CFR 125.30 through 125.32 , any existing point source subject to this subpart where chlorophenolic-containing biocides are used must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Non-continuous dischargers shall not be subject to the maximum day mass limitations in kg/kkg (lb/1000 lb), but shall be subject to concentration limitations. Concentration limitations are only applicable to non-continuous dischargers. Permittees not using chlorophenolic-containing biocides must certify to the permit-issuing authority that they are not using these biocides:

Subpart C

[BAT effluent limitations for unbleached kraft facilities]

Pollutant or pollutant propertyMaximum for any 1 day
Kg/kkg (or pounds per 1,000 lb) of product Milligrams/liter
Pentachlorophenol0.00058(0.011)(12.6)/y
Trichlorophenol0.00053(0.010)(12.6)/y
y = wastewater discharged in kgal per ton of product.

Subpart C

[BAT effluent limitations 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 propertyMaximum for any 1 day
Kg/kkg (or pounds per 1,000 lb) of product Milligrams/liter
Pentachlorophenol0.00064(0.011)(14.0)/y
Trichlorophenol0.00059(0.010)(14.0)/y
y = wastewater discharged in kgal per ton of product.

40 C.F.R. §430.34