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<br /> <br /> <br /> <br /> <br /> <br /> minutes more than five (5) times the average <br /> twenty-four (24) hour concentration of flows <br /> during normal operation. <br /> 49) Standard Industrial Classification ( SIC ) - A <br /> classification pursuant to the 5tandard Industrial <br /> Classification Manual issued by the Executive <br /> Office of the President, Office of Management and <br /> Budget, 1972. <br /> 50) Standard Nrethods - The examination and <br /> analytical procedures set forth in the fifteenth <br /> edition, of Standard Methods for the Examination <br /> of Water and Wastewater as prepared, approved <br /> and published jointly by the American Public <br /> Health Association, the American Water Works <br /> Association and the Water Pollution Control <br /> Federation and the supplement to this document <br /> titled Selected Analytical Methods Previewed and <br /> Cited by the U. S. EPA. <br /> 51) Storm Sewer - A public sewer assigned to carry <br /> storm and surface waters and drainage, into <br /> which domestic wastewater and industrial wastes <br /> are not intentionally discharged. <br /> 52) Storm Water - Flow resulting from and occurring <br /> during or following natural precipitation. <br /> <br /> 53) Supervisor- See Environmental Services <br /> Supervisor. <br /> 54) Suspended Solids - The words "suspended solids" <br /> shall mean total suspended matter that either <br /> floats on the surface or is in suspension in water <br /> or wastewater and that is removable by laboratory <br /> filtering (as described in Standard Methods for <br /> the Examination of Water and Waste waters, <br /> current edition or Guidelines for Establishing Test <br /> Procedures for the Anal sis of Pollutants, <br /> contained in 40 CFR 3, as published in the <br /> Federal Register and referred to as nonfilterable <br /> residue) also called total suspended solids or <br /> TSS. <br /> 55) Toxic Pollutant - Any pollutant or combination of <br /> pollutants listed as toxic in regulations <br /> promulgated by the Administrator of the EPA <br /> under the provision of CWA Section 307 (a) or <br /> other acts. <br /> 56) Trap - A device designed to skim, settle or <br /> otherwise remove oil, grease, sand, flammable <br /> wastes or other harmful substances. <br /> 57) Unpolluted Wastewater - Water containing: <br /> <br /> a) no detectable free or emulsified grease or <br /> oil; <br /> b) no detectable acids or bases; <br /> c) no detectable phenols or other taste and <br /> odor producing substances; <br /> d) no detectable toxic or poisonous substances <br /> in solution, colloidal state or suspension; <br /> e) no detectable noxious or otherwise obnoxious <br /> or odorous gases; <br /> f) not more than an insignificant amount (5 <br /> mg/1) of suspended solids and BGD, as <br /> <br /> <br /> <br /> 8 <br />