It shall be unlawful to discharge or cause to be discharged any of the following described water or wastes in any public sewer, drain ditch or natural outlet:
A. 
Any liquid or vapor having a temperature of higher than 150 degrees Fahrenheit.
B. 
Any water or waste which contains more than 100 parts per million by weight of fat, oil or grease.
C. 
Any gasoline, benzine, naphtha oil, or other flammable or explosive liquids, solids or gas.
D. 
Any garbage that has not been properly shredded as herein defined.
E. 
Any ashes, cinders, sand, mud, straw, hair, shavings, metal, glass, rags, feathers, tar, plastic, wood, manure, or any other solid or viscous substance capable of causing obstruction to the flow of sewers or other interference with the proper operation of the sewage works.
F. 
Any waters or wastes having a pH lower than 5.5 or higher than 8.5 or having any other corrosive property capable of causing damage or hazard to structures, equipment or personnel of the sewage works.
G. 
Any waters or wastes containing a toxic or poisonous substance in sufficient quantity to injure or interfere with any sewage treatment process, constitute a hazard to humans, animals, fish or fowl, or create any hazard in the receiving waters of the sewage treatment plant.
H. 
Any waters or wastes containing suspended solids of such character and quantity that unusual attention or expense is required to handle such materials at the sewage treatment plant.
I. 
Any noxious or malodorous gas or substance capable of creating a public nuisance.
(Ord. 154 § 11.01, 1974)
No grease, oil, sand, liquid or other waste containing grease or flammable material or other harmful ingredients in excessive amounts shall be discharged to any public sewer without the installation of interceptors of a type and capacity to be approved by the Superintendent, and located so as to be readily accessible for cleaning and inspection. Such interceptors shall be maintained at the expense of the owner and shall be in continuously efficient operation at all times.
(Ord. 154 § 11.02, 1974)
Whenever preliminary treatment is necessary to reduce the B.O.D. to 300 parts per million by weight, or to reduce the objectionable character or constituents to within the maximum limits prescribed by EMC § 13.30.1101, such preliminary treatment shall be at the sole expense of the owner of the premises and shall be installed when the Superintendent determines that the same is necessary to comply with the standards prescribed. In such cases, all plans, specifications and other pertinent information relating to such proposed preliminary treatment facilities shall be submitted to the Superintendent prior to commencement of construction, and no construction thereof shall be commenced until the Superintendent's approval is noted on the plan. In the event of such installations, they shall be maintained continuously in efficient operation by the owner at his own expense.
(Ord. 154 § 11.03, 1974)
Where any property served by a side sewer carries industrial waste, the owner or occupant shall install a control manhole in the side sewer to facilitate observation, sampling and measurement of the wastes when the same may be required by the Superintendent. Such manhole shall be accessibly and safely located and shall be constructed and installed in accordance with plans approved prior to installation by the Clerk, and shall be maintained and installed by the owner or occupant at his sole expense.
(Ord. 154 § 11.04, 1974)
All measurements, tests and analyses of the characteristics of waste and waters to which reference is made in this chapter shall be determined in accordance with the standards prescribed in "Standard Methods for the Examination of Water and Sewage" published jointly by the American Health Association and the American Waterworks Association.
(Ord. 154 § 11.05, 1974)
The Superintendent shall make recommendations to the City in regard to entering into any agreement whereby any waste of unusual character may be accepted by the City for treatment before passage into the public sewer, the payment for such treatment to be such as is fixed by the City Council.
(Ord. 154 § 11.06, 1974)