40 C.F.R. § 458.23
Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Cite as 40 C.F.R. § 458.23 (2026)
The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this paragraph which may be discharged from the carbon black thermal process by a point source subject to the provisions of this subpart after application of the best available technology economically achievable: There shall be no discharge of process waste water pollutants to navigable waters.