40 CFR 430.66 - Pretreatment standards for existing sources (PSES).
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 these biocides. PSES must be attained on or before July 1, 1984:
|Pollutant or pollutant property||PSES|
|Maximum for any 1 day|
|Milligrams/liter||Kg/kkg (or pounds per 1,000 lb) of product a|
|y = 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 equivalent limitations.