[Adopted by Ord. No. 3-9-70D]
55.41.1. 
It shall be unlawful for any person, firm, association or corporation to discharge or to permit the discharge or infiltration into any municipal sewer which is connected directly or indirectly with the Sanitary Authority's sewage disposal system, or into a sewer connected to such municipal sewer, or into the Sanitary Authority's sewage disposal system of any of the following substances:[1]
1. 
Mineral acids, waste acid pickling or plating liquors from the pickling or plating iron, steel, brass, copper, or chromium, or any other dissolved or solid substances which will endanger health or safety, interfere with the flow in sewers, attack or corrode sewers or sewage structures or otherwise interfere with the operation of the sewers or other facilities of the municipality or the Sanitary Authority.
2. 
Cyanides or cyanogen compounds capable of liberating hydrocyanic gas on acidification.
3. 
Fats, entrails and the like from meat-processing plants, rendering plants and similar industries and establishments.
4. 
Gas, tar, phenols, residues from petroleum storage, refining or processing, fuel or lubricating oil, gasoline, naphtha, benzene or explosive or inflammable liquids, solids or gases.
5. 
Ashes, cinders, sand, mud, lime, or acetylene sludges, straw, shavings, metal, glass, rags, feathers, tar, plastics, wood, sawdust, paunch manure, hair, hides, dead animals, spent mash and grain, pulp from food processing, water or wastes containing grease in excess of 100 parts per million, or any other solids or viscous substances capable of causing obstruction to the flow in sewers or other interference with the proper operation of municipality's or Sanitary Authority's facilities.
6. 
Sludges or other materials from septic tanks or similar facilities or from sewage or industrial waste treatment plants or from water treatment plants.
7. 
Garbage, whether ground or not, except properly shredded garbage in a private dwelling, apartment building, hotel, commercial restaurant or retail food store, resulting from the proper use of a garbage grinder or disposer of a type approved by the municipality, the Allegheny County Health Department and the Sanitary Authority, and maintained in good operating condition; provided, however, that no retail food store shall operate more than one grinder or disposer which shall be not greater than three horsepower in size and, when so required by the Allegheny County Health Department, shall be equipped with an approved water meter and limited in use to the consumption of an average of not more than 1,500 gallons of water per day.
8. 
Water or wastes having a pH lower than five point five or higher than nine point zero, having any other corrosive property capable of causing damage or hazard to structures, equipment or personnel of the municipality or the Sanitary Authority.
[1]
Editor's Note: Refers to agreement entered into 12-17-1951 by Ord. No. 73-12-51 with the City of Pittsburgh and the Allegheny County Sanitary Authority to construct and operate a sewage collection, treatment and disposal system.
55.42.1. 
Any person, firm, association or corporation discharging or permitting the discharge of infiltration of any of the foregoing wastes or materials into a municipality sewer which is connected directly or indirectly with Sanitary Authority's sewage disposal system or into a sewer connected to such municipality sewer or into the Sanitary Authority's sewage disposal system shall immediately cease to discharge or permit the discharge of such materials or wastes thereinto.
55.43.1. 
Any person, firm, association or corporation violating any provision of this ordinance shall, upon conviction, be punished by a fine not to exceed the sum of $100 for each offense, recoverable with costs, and in default of payment of the fine and costs, shall be subject to imprisonment in the County jail or workhouse for a period not exceeding 30 days. Each day that a violation is continued shall constitute a separate offense. In the case of firms or associations, the penalty may be imposed upon the partners or members thereof, and in the case of corporations, upon the officers thereof.
55.44.1. 
The provisions of this ordinance are severable, and the invalidity of any section, clause, sentence or provision of this ordinance shall not affect or impair the validity of any other part of the ordinance which can be given effect without the invalid part or parts.
55.45.1. 
Any ordinance or part of ordinance conflicting with the provisions of this ordinance be and the same is hereby repealed so far as the same affects this ordinance.