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(a) Any liquids, solids or gases which by reason of their nature or quantity are, or may be,
<br />sufficient either alone or by interaction with other substances to cause fire or explosion or
<br />be injurious in any other way to the wastewater disposal system or to the operation of the
<br />system. Prohibited materials include, but are not limited to, gasoline, kerosene, naphtha,
<br />benzene, toluene, xylene, ethers, alcohols, ketones, aldehydes, peroxides, hydrides,
<br />sulfides, chlorates, perchlorates, bromates, carbides and radioactive wastes;
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<br />(b) Solid or viscous substances which will cause obstruction to the flow in a sewer or other
<br />interference with the operation of the wastewater treatment facilities such as, but not
<br />limited to, oils, wax or fats in excess of 100 mg/l, garbage with particles greater than one-
<br />half inch in any dimension, animal guts or tissues, paunch manure, bones, hair or
<br />fleshings, entrails, whole blood, feathers, ashes, cinders, sand, spent lime, stone or marble
<br />dust, metal, glass, straw, shavings, grass clippings, rags, spent grains, spent hops, waste
<br />paper, wood, plastic, asphalt residues, residues from refining or processing of fuel or
<br />lubricating oil, mud or glass grinding or polishing wastes;
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<br />(c) Any wastewater having a pH of less than 5.0 or greater than 9.5 or having any other
<br />corrosive property capable of causing damage or hazard to structure, equipment and
<br />personnel of the wastewater disposal system;
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<br />(d) Any wastewater containing toxic pollutants in sufficient quantity, either singly or by
<br />interaction with other pollutants, to inhibit or disrupt any wastewater treatment process,
<br />constitute a hazard to humans or animals, or create a toxic effect in the receiving waters
<br />of the wastewater disposal system. A toxic pollutant shall include but not be limited to
<br />any pollutant identified pursuant to § 307(a) of the Act;
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<br />(e) Any wastewater having a temperature grea
<br />individually or in combination with other wastewater, the influent at the wastewater
<br />treatment plant to have a temperature ex
<br />amounts which will inhibit biological activity in the wastewater treatment works resulting
<br />in interference therein;
<br />(f)Any noxious or malodorous liquids, gases or solids which either singly or by interaction
<br />with other wastes are capable of creating a public nuisance or hazard to life, or are
<br />sufficient to prevent entry into the sewers for their maintenance and repair; and/or
<br />(g) Any wastewater with objectionable color not removed in the treatment process, such as,
<br />but not limited to, dye wastes and vegetable tanning solutions.
<br />(4) Metro sewer standards. All discharges must be in accordance with the Metro Sewer Board
<br />Booklet ÐSewage and Waste Control Rules and Regulations for Metro Disposal System.Ñ
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<br />(5) Dilution. It is unlawful for any user to increase the use of process water or, in any manner,
<br />attempt to dilute a discharge as a partial or complete substitute for adequate treatment to achieve
<br />compliance with the limitations contained in this division (C), or contained in the National
<br />Categorical Pretreatment Standards or any state requirements.
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<br />44 tğŭĻ
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