(A) No person shall discharge or cause to be discharged any storm water, surface water, ground water, roof runoff, subsurface drainage, cooling water, or unpolluted industrial process waters to any sanitary sewer.
(B) Storm water and all other unpolluted drainage shall be discharged to such sewers as are specifically designated by the safety-service director as combined sewers or storm sewers.
(C) No person shall discharge or cause to be discharged to any public sewer any of the following described substances, materials, waters, or wastes:
(1) Any liquid or vapor having a temperature higher than 150°F. (65°C.).
(2) Any water or wastes which contain grease or oil or other substances that will solidify or become discernibly viscous at temperatures between 32° and 150°F.
(3) Any gasoline, benzine, naphtha, fuel oil or mineral oil, or other flammable or explosive liquid, solid, or gas.
(4) Any water or wastes that contain more than 10 parts per million by weight of the following gases: hydrogen sulfide, sulfur dioxide, or nitrous oxide.
(5) Any garbage that has not been properly comminuted or triturated.
(6) Any ashes, cinders, sand, mud, straw, shavings, metal, glass, rags, feathers, tar, plastics, wood, chemical residues, paint residues, or any other solid or viscous substance capable of causing obstruction to the flow in sewers or other interference with the proper operation of the sewage system.
(7) Any water or wastes, acid or alkaline in reaction, and having corrosive properties capable of causing damage or hazard to structures and equipment of the sewage system, or to human beings. Free acids and alkalis of such wastes must be neutralized at all times, within a permissible range of pH, between 5.5 and 9.5.
(8) Any noxious or malodorous gas or substance which, either singly or by interaction with other wastes, is capable of creating a public nuisance or hazard to life or of preventing entry into sewers for their maintenance and repair.
(9) Any water or wastes which, for a duration of 15 minutes, have a concentration greater than 5 times that of "normal" sewage as measured by suspended solids and B.O.D., and/or which are discharged continuously at a rate exceeding 1,000 gallons per minute.
(10) Any other water, waste, or substance which can or does cause damage to the sewage system of the city, or which creates, or can create, a hazard to human beings or animals, shall be subject to control or be barred from entering the sewage system, as determined by the safety-service director.
(D) No sewage, industrial waste, water, or other liquids shall be discharged into the public sewer system other than those admissible to the Cincinnati Public Sewer System under the ordinances of the City of Cincinnati and the rules and regulations of the city manager of the City of Cincinnati promulgated pursuant thereto, as are now or may hereafter be in effect.
('73 Code, § 51.03) Penalty, see § 51.99