Section NR 254.002 - General definitionsThe following definitions are applicable to the terms used in this chapter. Definitions of other terms and abbreviations are set forth in ss. NR 205.03, 205.04, and 211.03.
(1) "Ammonia-N" means the value obtained by manual distillation at pH 9.5 followed by the Nesslerization method set forth in ch. NR 219, table B, for parameter 4.(2) "Benzene" means the value obtained by the standard method 602 as set forth in 44 FR 69464 to 69570 (December 3, 1979).(3) "Benzo(a)pyrene" means the value obtained by the standard method 610 as set forth in 44 FR 69464 to 69570 (December 3, 1979).(4) "Chromium" means total chromium as determined by the method set forth in ch. NR 219, table B, for parameter 19.(5) "Copper" means total copper as determined by the method set forth in ch. NR 219, table B, for parameter 22.(6) "Cyanide" means total cyanide as determined by the method set forth in ch. NR 219, table B, for parameter 23.(7) "Existing source" means any point source, except a new source as defined in sub. (11), from which pollutants may be discharged either into the waters of the state or into a publicly owned treatment works.(8) "Hexavalent chromium" means the value obtained by the method set forth in ch. NR 219, table B, for parameter 18.(9) "Lead" means total lead as determined by the method set forth in ch. NR 219, table B, for parameter 32.(10) "Naphthalene" means the value obtained by standard method 610 as set forth in 44 FR 69464 to 69571 (December 3, 1979).(11) "New source", as defined for new source performance standards and pretreatment standards for new sources, means any point source for which construction commenced after January 7, 1981 and from which pollutants are or may be discharged directly to the waters of the state or to a publicly owned treatment works.(12) "Nickel" means total nickel as determined by the method set forth in ch. NR 219, table B, for parameter 37.(13) "O&G" means the value for oil and grease obtained by the method set forth in ch. NR 219, table B, for parameter 41.(14) "pH" means the value obtained by the method set forth in ch. NR 219, table B, for parameter 28.(15) "Phenols (4AAP)" means the value obtained by the method set forth in ch. NR 219, table B, for parameter 48.(16) "Tetrachloroethylene" means the value obtained by standard method 610 as set forth in 44 FR 69464 to 69571 (December 3, 1979).(17) "TRC" means total residual chlorine, which is the value obtained by iodometric titration using an amperometric endpoint method, as set forth in ch. NR 219, table B, for parameter 17.(18) "TSS" means the value obtained for total suspended solids by the method set forth in ch. NR 219, table B, for parameter 55.(19) "Zinc" means total zinc as determined by the method set forth in ch. NR 219, table B, for parameter 75.Wis. Admin. Code Department of Natural Resources § NR 254.002
Cr. Register, May, 1989, No. 401, eff. 6-1-89.