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Any discharge of wastes or water into a sewer which terminates in or is a part of the sewage system of the city of Chicago must not contain the following:
1. Water or wastes containing more than 100 parts per million (833 pounds per million gallons; 378 kg. per 3,785,400 L) of fats, oils or greases if such water or wastes are in the opinion of the commissioner of water management sufficient to:
1. Interfere with the biological process of a sewage treatment plant;
2. Interfere with proper operation of the sewage works; or
3. Cause obstruction to flow in sewers; or cause pollution as herein defined;
2. Liquids, solids or gases which by reason of their nature or quantity are sufficient to cause fire or explosion or be injurious in any way to the structures making up the sewage works or to the operation of the sewage works;
3. Noxious or malodorous liquids, gases or substances which whether singly or by interactions with other wastes are sufficient to create a public nuisance or hazard to life sufficient to prevent entry into the sewers for their maintenance and repair;
4. Water or wastes containing toxic substances in quantities which are sufficient to pose a hazard to life or interfere with the biological processes of the sewage treatment works;
5. Garbage that has not been ground or comminuted to such a degree that all particles will be carried freely in suspension under conditions normally prevailing in public sewers with no particle greater than 1/2 inch (13 mm) in dimension;
6. Radioactive wastes unless they comply with the Atomic Energy Commission Act of 1954 (68 Stat. 919 as amended and Part 20 Subpart D – Waste Disposal, Section 20.303 of the regulations issued by the Atomic Energy Commission) or amendments thereto;
7. Solid or viscous wastes which cause obstruction to flow in sewers or other interference with the proper operation of the sewage system or sewage treatment works, such as grease, uncomminuted garbage, animal guts or tissues, paunch manure, bone, hair, hides, fleshings, entrails, feathers, sand, cinders, ashes, spent lime, stone or marble dust, metal, glass, straw, shavings, grass clippings, rags, spent grain, waste paper, wood, plastic, gas, tar, asphalt, residues, residues from refining processing of fuels or lubricating oil, gasoline, naptha and similar substances;
8. Liquids or vapors having a temperature higher than 150°F (65.7°C) at point of entrance into a public sewer;
9. Waters or waste containing substances which are not amenable to treatment or reduction by the sewage treatment process employed or are amenable to treatment only to such degree that the water reclamation plants effluent cannot meet the requirement of other agencies having jurisdiction of discharge to the receiving waters;
10. Excessive discoloration (such as – but not limited to – dye waste and vegetable tanning solutions); or
11. Hg. concentration of mercury, Hg shall not exceed the standards set forth in the Illinois Pollution Control Board's Mercury Regulation No. R70-5; adopted March 31, 1971.
(Amend Coun. J. 11-8-12, p. 38872, § 362)
Wherever possible clean waters from air conditioning, cooling or condensing systems or from swimming pools or cleaning waters resulting from pretreatment of industrial wastes shall be discharged into a storm sewer, combined sewer or natural outlet approved by the commissioner of water management.
(Amend Coun. J. 11-8-12, p. 38872, § 363)
Any person discharging industrial wastes into a sewer shall construct and maintain a suitable control manhole or manholes downstream from any such places of discharge to permit observation, measurement and sampling of such wastes by the department of water management or by personnel of the metropolitan water reclamation district. Where no manhole has been constructed or can be constructed, as in the case of some existing industries, the control manhole shall be considered to be the nearest downstream manhole in the public sewer to the point at which the building sewer is connected.
(Amend Coun. J. 11-8-12, p. 38872, § 364)
The use of manholes shall be determined by the metropolitan water reclamation district and the department of water management. The department of water management will require a permit for the repair, adjustment, construction or cleaning of sewers or sewer structures.
(Amend Coun. J. 11-8-12, p. 38872, § 368)
The commissioner of water management shall have the right to enter and set up, on the owner's property, such devices as may be necessary to conduct a gauging and sampling operation after first giving 10 days advance notice of his intention so to do. While performing said gauging and sampling, said commissioner, his representative or anyone performing said work in his behalf, shall observe and comply with all safety rules applicable to the premises, established by the said owner or occupant.
(Amend Coun. J. 11-8-12, p. 38872, § 365)
The commissioner of water management is hereby authorize to make arrangement with the metropolitan water reclamation district without incurring any legal or financial obligation upon the city of Chicago, to undertake and conduct such gauging and sampling operations, in its behalf; and to provide the necessary devices and facilities as well as the personnel and also to make the analyses of samples of such wastes, as hereinafter provided, in its own laboratories and other facilities or equipment; provided, that no such arrangements with the District shall place any personnel of the District under the control of said commissioner or cause such personnel of the district to be treated as employees of the city of Chicago for any purposes whatsoever.
(Amend Coun. J. 11-8-12, p. 38872, § 366)
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