Title 40

PART 421 SUBPART AE

Subpart AE - Primary Zirconium and Hafnium Subcategory Source:50 FR 38395, Sept. 20, 1985, unless otherwise noted.

• 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: 49 FR 8790, Mar. 8, 1984, unless otherwise noted.

40:31.0.1.1.21.31.5.1	SECTION 421.330	421.330 Applicability: Description of the primary zirconium and hafnium subcategory.
40:31.0.1.1.21.31.5.2	SECTION 421.331	421.331 Specialized definitions.
40:31.0.1.1.21.31.5.3	SECTION 421.332	421.332 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
40:31.0.1.1.21.31.5.4	SECTION 421.333	421.333 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
40:31.0.1.1.21.31.5.5	SECTION 421.334	421.334 Standards of performance for new sources.
40:31.0.1.1.21.31.5.6	SECTION 421.335	421.335 [Reserved]
40:31.0.1.1.21.31.5.7	SECTION 421.336	421.336 Pretreatment standards for new sources.
40:31.0.1.1.21.31.5.8	SECTION 421.337	421.337 [Reserved]

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