View all text of Subpart F [§ 415.60 - § 415.67]

§ 415.64 - Pretreatment standards for existing sources (PSES).

(a) [Reserved]

(b) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and using the diaphragm cell process, which 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):

Subpart F—Chlor-Alkali-Diaphragm Cells

Pollutant or pollutant property PSES effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Milligrams per liter (mq/1) Copper (T)2.10.80 Lead (T)2.91.1 Nickel (T)1.60.64
In cases when POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for Copper (T), Lead(T) and Nickel (T) are the same as specified in § 415.62(b).