40 C.F.R. § 428.23
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. § 428.23 (2026)
The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a point source subject to the provisions of this subpart after application of the best available technology economically achievable: Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed— Metric units (kg/kkg of product) COD 3.12 2.08 BOD 5 0.12 .08 TSS 0.24 .16 Oil and grease 0.12 .08 pH ( 1 ) ( 1 ) English units (lb/1,000 lb of product) COD 3.12 2.08 BOD 5 0.12 .08 TSS 0.24 .16 Oil and grease 0.12 .08 pH ( 1 ) ( 1 ) 1 Within the range 6.0 to 9.0.