§ 54.09 PUBLIC SEWER USE.
   (A)   It shall be unlawful for any person to place, deposit, or permit to be deposited in any unsanitary manner upon public or private property within the city, or in any area under the jurisdiction of the city, any human or animal excrement, garbage, or other objectionable waste.
   (B)   It shall be unlawful to discharge to any natural outlet within the city, or in any area under the jurisdiction of the city, any sanitary sewage, industrial waste, or other polluted waters, except where suitable treatment has been provided in accordance with this chapter.
   (C)   Except as hereinafter provided, it shall be unlawful to construct or maintain any privy, privy vault, septic tank, cesspool, or other facility intended or used for the disposal of sewage.
   (D)   No person shall discharge or cause to be discharged any storm water, surface water, ground water, roof run off, subsurface drainage, cooling water, or unpolluted industrial process waters into any sanitary sewer. Any existing discharge of the waters into sanitary sewers shall be immediately discontinued.
   (E)   (1)   Storm water and all other unpolluted drainage shall be discharged to the sewers as are specifically designed as storm sewers, or to a natural outlet approved by the Manager.
      (2)   Industrial cooling water of unpolluted process waters may be discharged, upon approval of the Engineer, to a storm sewer or natural outlet.
   (F)   No person shall discharge or cause to be discharged any of the following described waters or waste into any public sanitary sewer:
      (1)   Any liquid or vapor having a temperature higher than 150 F°;
      (2)   Any water or waste which contains more than 100 parts per million by weight of fat, oil, or grease;
      (3)   Any gasoline, benzene, naptha, fuel oil, or other flammable or explosive liquid, solid, or gas;
      (4)   Any garbage that has not been properly shredded;
      (5)   Any ashes, cinders, sand, mud, straw, shavings, metal, glass, rags, feathers, tar, plastic, wood, paunch manure, or other solid or viscous substance capable of causing obstruction to the flow in sewers or other interference with the proper operation of the sewage works;
      (6)   Any waters or wastes having a pH lower than 5.5, higher than 9.0, or having any other corrosive property capable of causing damage or hazard to structures, equipment, and personnel of the sewage works;
      (7)   Any waters or waste containing a toxic or poisonous substance in sufficient quantity to injure or interfere with any sewage treatment process, constitute a hazard to humans or animals, or create any hazard in the receiving waters of the sewage treatment facilities. Among substances that may be toxic to sewer systems, human and animal are as follows: copper; chromium; cyanids; lead; zinc; arsenic; nickel; phenol detergents; and wastes from nuclear fission;
      (8)   Any water or wastes containing suspended solids of the character and quantity that unusual attention or expense is required to handle the materials at the sewage treatment facilities; and/or
      (9)   Any noxious or malodorous gas or substance capable of creating a public nuisance.
(Ord. 240, passed 5-13-1975) Penalty, see § 54.99