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 A
[PSNS]----------------------------------------------------------------------------------------------------------------
Maximum for any 1 day
-----------------------------------------------------------------
Kg/kkg (or
Pollutant or pollutant property pounds per
Milligrams/liter (mg/l) 1,000 lb) of
product \a\----------------------------------------------------------------------------------------------------------------Pentachlorophenol............................. (0.012)(50.7)/y................................... 0.0025Trichlorophenol............................... (0.089)(50.7)/y................................... 0.019y = 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.