No person(s) shall discharge or cause to be discharged any of the following described waters or wastes to any public sewers:
(a) Construction materials, ashes, cinders, sand, mud, straw, shavings, metal, glass, rags, feathers, tar, plastic, wood, paunch manure, fur, wax or any solid or viscous substances capable of causing obstruction to the flow in sewers or other interferences with the proper operation of the sewerage system;
(b) Any gasoline, benzene, naphtha, fuel oil, organic solvent, or other flammable or explosive liquids, solids or gases;
(c) Steam or hot water above 150o Fahrenheit (65o Centigrade);
(d) Any water or waste containing fats, wax, grease, or oils, whether emulsified or not, in excess of 250 mg/l or containing substances which may solidify or become viscous at temperatures between 33o and 150oF (1o and 65o C);
(e) Any waters or wastes having a pH lower than 5.0 or higher than 10 or having any other corrosive property apt to cause damage or hazard to structures, equipment of the sewerage system, or personnel employed in its operation;
(f) Coal tar, its derivatives and waste;
(g) Any liquids or wastes containing toxic or poisonous substances in sufficient quantities or rates of flow as to injure or interfere with any of the sewage treatment process, to constitute a hazard to human beings or animals, or to create any hazard in the receiving waters; or
(h) Brine from gas, oil or water well drilling operations.
(Ord. 5-1991. Passed 1-17-91.)