11-4-1040 Prohibited wastes.
   Except as otherwise provided herein, no person shall discharge or cause to be discharged any of the following described wastes or waters into any sewer, watercourse, natural outlet or waters within or partially within or adjoining the boundaries of the City of Chicago:
   (1)   Maximum concentrations acceptable for discharge into the sewage system of the City of Chicago shall be as set forth by the Metropolitan Water Reclamation District ordinance titled the Sewage and Waste Control Ordinance enacted September 18, 1969, and as amended from time to time.
   (2)   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:
      (a)   Water or wastes containing more than 100 parts per million (833 pounds per million gallons) of fats, oils or greases if such water or wastes are in the opinion of the commissioner sufficient (1) to interfere with the biological processes of a sewage treatment plant, (2) interfere with proper operation of the sewage works, (3) cause obstruction to flow in sewers or (4) cause pollution as herein defined;
      (b)   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;
      (c)   Noxious or malodorous liquids, gases or substances which whether singly or by interaction with other wastes are sufficient to create a public nuisance or hazard to life or are sufficient to prevent entry into the sewers for their maintenance and repair;
      (d)   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;
      (e)   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 one-half inch in dimension;
      (f)   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;
      (g)   Solid or viscous wastes which cause obstruction to flow in sewers or other interference with the proper operation of the sewerage 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 or processing of fuels or lubricating oil, gasoline, naphtha and similar substances;
      (h)   Liquids or vapors having a temperature higher than 150 degrees Fahrenheit at the point of entrance into a public sewer;
      (i)   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 over discharge to the receiving waters;
      (j)   Excessive discoloration (such as but not limited to dye waste and vegetable tanning solutions);
      (k)   Mercury as Hg. Concentrations of mercury shall not exceed the standards set forth in the Illinois Pollution Control Board's Mercury Regulation No. R70-5; adopted March 31, 1971.
   (3)   The commissioner and the commissioner of health shall have authority to enforce the provisions of this section.
   (4)   Any person violating this section shall be subject to a fine of $500.00 for each offense. Each day that such violation continues shall be considered a separate offense.
(Prior code § 17-3.3; Amend Coun. J. 12-11-91, p. 10978; Amend Coun. J. 11-16-11, p. 13798, Art. II, § 6; Amend Coun. J. 11-21-17, p. 61858, Art. VII, § 1)