§421.293. Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
40 C.F.R. § 421.293
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable:
Tin smelter SO<I>2</I> scrubber.
Dealuminizing rinse.
Tin mud acid neutralization filtrate.
Tin hydroxide wash.
Spent electrowinning solution from new scrap.
Spent electrowinning solution from municipal solid waste.
Tin hydroxide supernatant from scrap.
Tin hydroxide supernatant from plating solutions and sludges.
Tin hydroxide filtrate.
Notes, amendments, and revision history
Source
Source: 50 FR 38376, Sept. 20, 1985, unless otherwise noted.
Authority
Authority: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), 308 and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) and the Water Quality Act of 1987 (the “Act”); 33 U.S.C. 1311, 1314 (b), (c), (e), and (g), 1316 (b) and (c), 1317 (b) and (c), 1318 and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217; 101 Stat. 7, Pub. L. 100-4.
Source
Source: 49 FR 8790, Mar. 8, 1984, unless otherwise noted.