For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
authority: Secs. 301, 304 (b) and (c), Federal Water Pollution Control Act, as amended (
33 U.S.C. 1251,
1311,
1314,
86. 816
source: 40 FR 48657, Oct. 16, 1975, unless otherwise noted.
cite as: 40 CFR 436.261