(A) Any waters or wastes which are discharged or are proposed to be discharged which contain compatible or incompatible sanitary sewage pollutants other than and which may have a deleterious effect upon the sewage treatment works, processes, equipment, or receiving waters, including violation of applicable water quality standards, or which otherwise create a hazard to life or constitute a public nuisance, the Director shall:
(1) Reject the discharge of the wastes; or
(2) Require pretreatment of quantities and rates of discharge to an acceptable condition for discharge to the public sewers; or
(3) Require payment to cover the added cost of handling, treating, and disposing of the wastes in accordance with § 50.068.
(B) However, no person, firm, or corporation shall contribute, discharge, or cause to be discharged, directly or indirectly, any of the following described substances into the city's sewage treatment works.
(1) Any liquids, solids or gases which by reason of their nature or quantity are or may be sufficient either alone or by interaction to cause fire or explosion hazard or be injurious in any other way to the POTW, including but not limited to, waters or wastes with a closed cup flashpoint of less than 140 degrees Fahrenheit or sixty degrees Centigrade, using the test method specified in 40 CFR 261.21.
(2) Solid or viscous substances which will or may cause obstruction to the flow in a sewer or other interferences with the operation of the system.
(3) Any wastewater having pH less than 5.5 or higher than 9.5 or having any other corrosive property capable of causing damage or hazard to structures, equipment, or personnel of the sewage treatment works.
(4) Any wastewater containing or which results in the presence of solids, liquids, gases, vapors or fumes within the POTW in sufficient quantity either singly or by interaction, to injure or interfere with any sewage treatment process, constitute an acute health hazard or safety problem to humans or animals, or to exceed the limitations set forth in Categorical Pretreatment Standards.
(5) Any noxious or malodorous liquids, gases, or solids which either singly or by interaction are capable of creating a public nuisance or hazard to life or are sufficient to prevent entry into the sewers for their maintenance and repair.
(6) Any substance which may cause the sewage treatment plant effluent or treatment residues, sludges, or scums, to be unsuitable for reclamation and reuse or to interfere with the reclamation process. In no case shall a substance discharged to the sewage treatment works cause noncompliance with sludge use or disposal criteria, guidelines or regulations developed under Section 405 of the Act; any criteria, guidelines, or regulations affecting sludge use or disposal developed pursuant to the Solid Waste Disposal Act, the Clean Air Act, the Toxic Substances Control Act; or state standards applicable to the sludge management method being used.
(7) Any substance which will cause the sewage treatment plant to violate its NPDES or other disposal system permits.
(8) Any substance with objectionable color not removed in the treatment process, such as, but not limited to, dye wastes and vegetable tanning solutions.
(9) Any wastewater having a temperature which will inhibit biological activity in the sewage treatment plant resulting in interference; but in no case, wastewater with a temperature at the introduction into the sewage treatment works which exceeds 40°C. (104°F.).
(10) Any slug as defined in § 50.001.
(11) Any wastewater containing any radioactive isotopes of such half life or concentration as exceed limits established by the city in compliance with applicable state or federal regulations.
(12) Any wastewater which causes a hazard to human life or creates a public nuisance.
(13) Discharges of petroleum oil, non-biodegradable cutting oils or products of mineral oil origin are prohibited if discharged in amounts which cause pass through or as deemed by the operator to cause interference at the POTW.
(14) Any garbage that has not been properly shredded.
(15) Any trucked or hauled pollutants, except at discharge points designated by the Director.
(Ord. 64-92, passed 8-10-92; Am. Ord. 48-04, passed 6-28-04; Am. Ord. 20-13, passed 3-25-13; Am. Ord. 30-13, passed 5-28-13) Penalty, see § 50.999