(a) Unless the context specifically indicates otherwise, the meaning of terms used in this chapter shall be as follows:
(1) "Authorized representative of industrial user" means an authorized representative of an industrial user who may be: a principal executive officer of at least the level of vice-president, if the industrial user is a corporation; a general partner or proprietor if the industrial user is a partnership or proprietorship, respectively; a duly authorized representative of the individual designated above if such representative is responsible for the overall operation of the facilities from which the indirect discharge originates.
(2) "B.O.D." (denoting biochemical oxygen demand) means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at twenty degrees Centigrade, expressed in milligrams per liter by weight.
(3) "Building drain" means that part of the lowest horizonal piping of drainage system which reveives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer, beginning three feet outside the inner face of the building wall.
(4) "Building sewer" means the extension from the building drain to the public sewer or other place of disposal, also called"house connections."
(5) "Categorical pretreatment standards" means the national pretreatment standards specifying quantities or concentrations of pollutants or pollutant properties which may be discharged or introduced into a POTW by specific industrial discharges.
(6) "City" means the City of Mansfield, County of Richaland, State of Ohio.
(7) "City Engineer" means the City Engineer, assistant engineers or designated representatives.
(8) "Combined sewer" means a sewer receiving both surface runoff and sewage.
(9) "Composite sample" means a sample that should contain a minimum of eight discrete samples taken at equal time intervals over the compositing period or proportional to the flow rate over the compositing period. More than the minimum number of discrete samples will be required where the wastewater loading is highly variable.
(10) "Discharger" means any industrial user who discharges an effluent into a POTW by means of pipes, conduits, pumping stations, force mains, constructed drainage ditches, surface water intercepting ditches, intercepting ditches, and all constructed devices and appliances appurtenant thereto.
(11) "Explosivity" shall mean any liquids solids or gases which by reason of their nature or quantity are, or may be, sufficient either alone or by interaction with other substances to cause fire or explosion or be injurious or hazardous in any other way to the POTW or to the operation of the POTW. Materials that are included, but not limited to this definition, are gasoline, kerosene, naphtha, benzene, toluene, xylene, ethers, alcohols, ketones, aldehydes, peroxides, cholorates, percholorates, bromates, polycholorinated biphenyls, polybrominated biphenyls, carbides, hyrides, stoddard solvents and sulfides.
(12) "Federal Act" or "Act" means the Federal Water Pollution Control Act Amendments of 1972, Public Law 92-500 , and Clean Water Act (33 U.S.C. 1251 et seq.) and any amendments thereto; as well as any guidelines, limitations and standards promulgated by the U.S. Environmental Protection Agency pursuant to the Act.
(13) "Garbage" means solid wastes from the preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.
(14) "Grab sample" means a sample which is taken from a waste stream on a one-time basis with no regard to the flow in the waste stream and without consideration of time.
(15) "Indirect discharge" means the discharge or the introduction of nondomestic pollutants from a source regulated under Section 307(b) or (c) of the Act, into a POTW.
(16) "Industrial user" or "industry" means any owner who discharges into the POTW liquid, solid or gaseous wastes resulting from industrial, manufacturing, trade or business process or from the development, recovering or processing, by physical or chemical transformation of natural resources.
(17) "Industrial waste" means the liquid and water-carried wastes from industries as defined herein.
(18) "Intercepting sewer" means a sewer intended to receive flows from both combined sewers and sanitary sewers; or a sewer whose primary purpose is to transport wastewater from collector (local) sewers to a sewage treatment plant.
(19) "Interference" means an inhibition or disruption of the sewage treatment processes or operations which contributes to a violation of any requirement of the City's NPDES permit. The term includes prevention of sewage sludge use or disposal by the treatment plant in accordance with Section 405 of the Act (33 U.S.C. 1345) or any criteria, guidelines or regulations developed pursuant to the Solid Waste Disposal Act, the Clean Air Act, the Toxic Substance Control Act, or more stringent state criteria (including those contained in any state sludge management plan prepared pursuant to Title IV or the Solid Waste Disposal Act) applicable to the method of disposal or use employed by the City.
(20) "Natural Outlet" means any outlet into a watercourse, pond, ditch, lake or other body of surface or ground water.
(21) "National Pretreatment Standard" or "pretreatment standards" or "standard" shall mean any regulation containing pollutant discharge limits promulgated by the EPA in accordance with Section 307(b) and (c) of the Act, which applies to Industrial Users. This term includes prohibitive discharge limits established in Section 403.5.
(22) "New discharger" shall mean any owner that becomes an industrial user of the POTW after the effective date of this chapter.
(23) "NPDES permit" means the National Pollutant Discharge Elimination System permit, issued under the permit program of the U.S. Environmental Protection Agency or such lawful permit, document, regulation or requirement under which the POTW is operated.
(24) "O and M" means operation and maintenance.
(25) "Oil and grease" shall mean any hydrocarbons, fatty acids, soaps, fats, waxes, oils and any other material that is extracted by freon solvent.
(26) "Other wastes" means decayed wood, sawdust, shavings, bark, lime, refuse, ashes, garbage, offal, oil, tar, chemicals and all other substances except sewage and industrial wastes.
(27) "Owner" or "person" means any individual, firm, company, partnership, association, society, corporation or group.
(28) "Pass through" means a discharge of waters or wastes containing substances which are not amenable to treatment or reduction by the wastewater treatment process employed, or are amenable only to such degree that the wastewater treatment plant effluent cannot meet the requirement of other agencies having jurisdiction over discharge to the receiving waters.
(29) "pH" means the logarithm of the reciprocal of the weight of hydrogen ions in grams per liter of solution.
(30) "Plumbing Inspector" means the Plumbing Inspector of the City Board of Health.
(31) "Pollutant" means any substance discharged into a POTW or its collection system, listed in Appendix A of this chapter.
(32) "POTW" means any sewage treatment works and the sewers and conveyance appurtenances discharging thereto, owned and operated by the City.
(33) "Pretreatment" means the reduction of the amount of pollutants, the elimination of pollutants, or the alteration of the nature of pollutant properties in wastewater to a less harmful state prior to or in lieu of discharging or otherwise introducing such pollutants into a POTW.
(34) "Pretreatment requirements" means any substantive or procedural requirement related to pretreatment, other than a National Pretreatment Standard, imposed on an industrial user.
(35) "Private sewer" means a sewer constructed and serving individual owners or persons under private ownership. "Semi-private sewer" means a sewer constructed and serving an industrial complex, trailer park or other similar entity situated on private property in which all occupants on the property have equal rights.
(36) "Properly shredded garbage" means the wastes from the preparation, cooking and dispensing of foods that have been shredded to such degree that all particles will be carried freely under the flow conditions normally prevailing in the POTW, with no particle greater than one-half inch in any dimension.
(37) "Public sewer" means a sewer in which all owners of abutting properties have equal rights, and which is controlled by public authority.
(38) "Risk" means a significant possibility, as contrasted with a remote possibility, that a certain result may occur or that certain circumstances may exist.
(39) "Sanitary sewer" means a sewer which carries sewage and wastes and to which storm, surface and ground waters are not intentionally admitted.
(40) "Septic tank wastes" means the waste from water closets, urinals, lavatories, sinks, garbage disposers, bath tubs, showers, privies, privy vaults, septic tanks, cesspools or household laundries resulting from an owner not having an authorized tap into the sanitary sewer system of the City and includes any waste removed from any private sewage system.
(41) "Service Director" means the Service Director of the City of Mansfield or his authorized deputy, agent or representative.
(42) "Sewage" means water-carried human wastes or a combination of water-carried wastes from residences, business buildings, institutions, and industrial establishments, together with such ground, surface and storm waters as may be present.
(43) "Sewage works" means all facilities for collecting, pumping, treating and disposing of sewage.
(44) "Sewage treatment plant" means any arrangement of devices and structures used for treating sewage.
(45) "Sewer" means a pipe or conduit for carrying sewage.
(46) "Shall" is mandatory; "may" is permissive.
(47) "Sludge" means any solid, semisolid or liquid waste generated by a municipal, commercial or industrial wastewater treatment plant, water supply treatment plant, or air pollution control facility, or any other waste having similar characteristics and effects as defined in standards issued under Sections 402, 405 of the Act and in the applicable requirements under Sections 3001, 3004 and 4004 of the Solid Waste Disposal Act (PL 94-580).
(48) "Slug" or "slugload" means any pollutant, including oxygen-demanding pollutants (BOD, etc.) which in concentration of any given consituent or in quantity of flow exceeds for any period of duration longer than fifteen minutes or more than five times the average twenty-four hour concentration or flows during normal operation or of such volume or strength as to cause interference to the POTW.
(49) "Source" means the total discharge from a plant, commercial business or residential location.
(50) "Standard methods" means the laboratory procedures set forth in the 1980 edition of "Standard Methods for the Examination of Water, Sewage, and Industrial Wastes," published jointly by the American Public Health Association, the American Water Works Association, and the Federation of Sewage and Industrial Wastes Association.
(51) "Storm sewer" or "storm drain" means a sewer which carries storm and surface waters and drainage, excluding sewage.
(52) "Surcharge" means the assessment in addition to the service charge which is levied on those persons whose wastes are greater in strength than the concentration values established as representative of normal sewage.
(53) "Suspended solids" means total suspended matter that either floats on the surface of, or is in suspension in water, sewage or other liquids, and which is removable by laboratory filtering as prescribed in "Standard Methods for the Examination of Water and Wastewater" and referred to as nonfilterable residue.
(54) "Toxic pollutants" means those substances capable of producing toxic effects on living organisms and shall include but not be limited to those substances listed in Appendix A of this chapter.
(55) "Unpolluted drainage" means water of quality equal to or better than the effluent criteria in effect or water that would not cause violation of the receiving water quality standards and would not be benefited by discharge to the sanitary sewers and sewage works provided.
(56) "Upset" means an exceptional incident which results in a discharger unintentionally and temporarily being in a state of noncompliance with the standards set forth in this chapter or which results in the introduction of biological demand material or suspended solids in concentrations which cause damage or interference to the POTW due to factors beyond the reasonable control of the discharger, and excluding noncompliance to the extent caused by operation error, improperly designed treatment facilities, inadequate treatment facilities, lack of preventive maintenance or careless or improper operation thereof.
(57) "City" means the City of Ontario, Richland County, Ohio.
(58) "Service-Safety Director" means the Service-Safety Director of the City of Ontario, Ohio or his authorized deputy, agent or representative.
(59) "Watercourse" means a channel in which a flow of water occurs, either continuously or intermittently.
(60) "Wastewater" means industrial waste, or sewage or any other waste including that which may be combined with any ground water, surface water or storm water, that may be discharged to the POTW.
(Ord. 84-6 Passed 2-2-84.)