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<br /> <br /> <br /> <br /> <br /> <br /> 57) Unpolluted Wastewater - Water containing: <br /> <br /> a) no detectable free or emulsified grease or oil; <br /> b) no detectable acids or bases; <br /> c) no detectable phenols or other taste and odor <br /> producing substances; <br /> d) no detectable toxic or poisonous substances in <br /> solution, colloidal state or suspension; <br /> e) no detectable noxious or otherwise obnoxious or <br /> odorous gases; <br /> f) not more than an insignificant arnount (5 mg/1) of <br /> suspended solids and BOD, as determined by the <br /> Texas Department of Water Resources (TDWR); and <br /> g) no color exceeding fifty (50) units as measured by the <br /> Platinum-Cobalt method of determination as specified in <br /> Standard Methods. <br /> 58) Upset - An exceptional incident in which a discharger <br /> unintentionally and temporarily is in a state of noncompli- <br /> ance with the discharge requirements set forth in this <br /> ordinance due to factors beyond the reasonable control of <br /> the discharger, and excluding noncompliance to the extent <br /> caused by operational error, improperly designed treatment <br /> facilities, lack of preventive maintenance, or careless or <br /> improper operation thereof. <br /> 59) User - Any person who contributes, causes or permits the <br /> discharge of wastewater into the City POTW. <br /> 60) User Surcharge - A charge made on those persons who <br /> discharge other than normal domestic wastewater into the <br /> POTW. <br /> 61) Waste - Substances rejected, unutilized or superfluous to <br /> domestic, agricultural or industrial activities in liquid, <br /> gaseous or solid form. <br /> 62) Wastewater - Liquid and water carried domestic or industrial <br /> waste from dwellings, commercial buildings, industrial <br /> facilities and institutions, together with any ground water, <br /> surface water and storm water that may be present, <br /> whether treated or untreated, which is contributed into or <br /> permitted to enter the POTW. <br /> 63) Wastewater Facilities - All facilities for collection, pumping, <br /> treating, and disposing of wastewater and industrial wastes. <br /> 64) Wastewater Contribution Permit - A permit to discharge <br /> wastewater as set forth herein. <br /> <br /> 65) Wastewater Treatment Plant - Facilities, devices and struc- <br /> tures for receiving, treating and processing wastewater, <br /> industrial wastes, and sludges from the sewer system. <br /> 66) Waters of the State - Same as Receiving Waters. <br /> <br /> D. DEFINITION OF ADDITIONAL TERM5 <br /> <br /> Words, terms or expressions peculiar to the art or science of <br /> sewerage not herein above defined shall have the respective meanings <br /> given in GLOSSARY, WATER AND WASTEWATER CONTROL <br /> ENGINEERING published in 1981, prepared by a joint Committee <br /> representing American Public Health Association, American Society of <br /> Civil Engineers, American Water Works Association, and the Water <br /> Pollution Control Federation. <br /> <br /> <br /> <br /> <br /> <br /> <br /> 8 <br />