(a) Act means the Clean Water Act of 1977, Pub. L. 95-217, 91 Stat. 1566, et seq. (33 U.S.C. 1251et seq.) (The Federal Water Pollution Control Act Amendments of 1972 as amended by the Clean Water Act of 1977).
(b) Administrator means the Administrator of the U.S. Environmental Protection Agency.
(c) Regional Administrator means one of the EPA Regional Administrators.
(d) Director means the Director of the State Agency authorized to carry out an approved National Pollutant Discharge Elimination System Program under section 402 of the Act.
(e) National Pollutant Discharge Elimination System (NPDES) means the national system for the issuance of permits under section 402 of the Act and includes any State or interstate program which has been approved by the Administrator, in whole or in part, pursuant to section 402 of the Act.
(f) Detection limit means the minimum concentration of an analyte (substance) that can be measured and reported with a 99% confidence that the analyte concentration is greater than zero as determined by the procedure set forth at appendix B of this part.
[38 FR 28758, Oct. 16, 1973, as amended at 49 FR 43250, Oct. 26, 1984]
Title 40 published on 2012-07-01
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