Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional technology (BCT).

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional technology. (a) Galvanizing, terne coating, and other coatings —(1) Strip, sheet, and miscellaneous products. Subpart L Pollutant or pollutant property BCT effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Kg/kkg (pounds per 1,000 lb) of product TSS 0.175 0.0751 O&G 0.0751 0.0250 pH ( 1 ) ( 1 ) 1 Within the range of 6.0 to 9.0. (2) [Reserved] (b) Galvanizing and other coatings —(1) Wire products and fasteners. Subpart L Pollutant or pollutant property BCT effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Kg/kkg (pounds per 1,000 lb) of product TSS 0.701 0.300 O&G 0.300 0.100 pH ( 1 ) ( 1 ) 1 Within the range of 6.0 to 9.0. (2) [Reserved] (c) Fume scrubbers. Subpart LBAT Effluent Limitations Pollutant or pollutant property BCT effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Kilograms per day TSS 38.1 16.3 O&G 16.3 5.45 pH ( 1 ) ( 1 ) 1 Within the range of 6.0 to 9.0. The above limitations shall be applicable to each fume scrubber associated with any of the coating operations specified above.