Section 301.350  Pretreatment Works

"Pretreatment Works" means a treatment works designed and intended to treat wastewater from an indirect discharge or industrial user as defined in 40 CFR 403 (2022) before it is introduced into a sewer system tributary to a publicly owned or publicly regulated treatment works.

(Source:  Amended at 47 Ill. Reg. 4415, effective March 23, 2023)