40 CFR § 420.77 - 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) Primary mills, carbon and specialty—(1) Without scarfing.
Subpart G
1 Within the range of 6.0 to 9.0.
(2) With scarfing.
Subpart G
1 Within the range of 6.0 to 9.0.
(b) Section mills—(1) Carbon.
Subpart G
1 Within the range of 6.0 to 9.0.
(2) Specialty.
Subpart G
1 Within the range of 6.0 to 9.0.
(c) Flat mills—(1) Hot strip and sheet mills, carbon and specialty.
Subpart G
1 Within the range of 6.0 to 9.0.
(2) Carbon plate mills.
Subpart G
1 Within the range of 6.0 to 9.0.
(3) Specialty plate mills.
Subpart G
1 Within the range of 6.0 to 9.0.
(d) Pipe and tube mills, carbon and specialty.
Subpart G
1 Within the range of 6.0 to 9.0.