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(a) "Biochemical oxygen demand" (BOD) means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at 20°C, expressed in milligrams per liter.
(b) "Building drain" means that part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer beginning five feet outside the inner face of the building wall.
(c) “Building sewer” means the extension from the building drain to the public sewer or other place of disposal, also called house connection.
(d) "Capital charges" means those amounts paid by each premise connected to the sewer system to pay the debt service requirements and capital expenditures to enlarge or improve the facilities.
(e) “Chemical Oxygen Demand”, “(COD)” means the quality of oxygen required to oxidize soluble and particulate organic matter in water.
(f) "Combined sewer" means a sewer intended to receive both wastewater and storm or surface water.
(g) "Compatible pollutant" means pollutants that the treatment plant was designed to treat, including but not limited to BOD, COD, SS, phosphorus and fecal coliform bacteria.
(h) "Connection charge" means that amount paid by each new premise connected to the sewer system to pay for the City's share of facilities required to serve the premises.
(i) “Cost Recovery Charge” means that amount assessed each user to repay that portion of all construction costs allocable to the collection or treatment of wastes from the users of the wastewater facilities and capacity committed to their use.
(j) "Director" means the Director of Public Service, or, if no person has been appointed to such office, the Clerk-Auditor or other City official who has been assigned the responsibility for administering this chapter.
(k) "Easement" means an acquired legal right for the specific use of land owned by others.
(l) "Floatable oil" means oil, fat or grease in a physical state such that it will separate by gravity from wastewater by treatment in an approved pretreatment facility. A wastewater shall be considered free of floatable oil if it is properly pretreated and the wastewater does not interfere with the collection system.
(m) "Garbage" means the animal and vegetable waste resulting from the handling, preparation, cooking and serving of foods.
(n) "Incompatible pollutant" means any pollutant that is not compatible (see subsection (g) hereof).
(o) "Industrial user" means any user of the treatment works identified as a class D industry in the US Department of Labor Standard Industrial Classification Manual.
(p) "Industrial wastes" means the wastewater from industrial processes, trade or business as distinct from domestic or sanitary wastes.
(q) "Major contributing industry" means an industrial user of the publicly owned treatment works that:
(1) Has a flow of 50,000 gallons or more per average workday;
(2) Has a flow greater than five percent of the flow carried by the city sewer system receiving the waste;
(3) Has in its waste a priority pollutant in excessive amounts as defined in standards issued under the Clean Water Act; or
(4) Is found by the Lucas County Sanitary Engineer, in connection with the issuance of an NPDES permit to the publicly owned treatment works receiving the waste, to have significant impact, either singly or in combination with other contributing industries, on that treatment works or upon the quality of effluent from that treatment works.
(r) "Natural outlet" means any outlet, including storm sewers and combined sewer overflows, into a watercourse, pond, ditch, lake or other body of surface or groundwater.
(s) "Nonindustrial user" means all users of the wastewater facilities not classified as an industrial user (see subsection (o) hereof).
(t) "NPDES Permit" means National Pollutant Discharge Elimination System Permit as issued by the State of Ohio Environmental Protection Agency under authorization issued by the U.S. EPA, Region V.
(u) "Operation, maintenance and replacement costs" means those costs, including labor, materials, supplies, equipment, accessories and appurtenances, required to operate the facilities, keep the facilities in operating condition and maintain the capacity and performance during the service life of the treatment works for which such works were designed and constructed.
(v) "Person" means any individual, firm, company, association, society, corporation or group.
(w) "pH" means the logarithm of the reciprocal of hydrogen ion concentration. The concentration is the weight of hydrogen ions in grams per liter of solution.
(x) "Phosphorus" (P) means the total phosphorus content of a sample including all of the orthophosphates and condensed phosphates, both soluble and insoluble, and organic and inorganic species, as referred to in "Standard Methods" as total phosphorus.
(y) "Pretreatment" means the treatment of wastewaters from sources before introduction into the treatment works.
(z) "Properly shredded garbage" means the wastes from the preparation, cooking and dispensing of food that have been shredded to such a degree that all particles shall be carried freely under the flow conditions normally prevailing in public sewers, with no particle greater than one-half inch (1.27 centimeters) in any dimension.
(aa) "Public sewer" means a common sewer controlled by a governmental agency or public utility.
(bb) "Recovery period" means thirty years or the useful life of the treatment works, whichever is less.
(cc) "Sanitary sewer" means a sewer that carries liquid and water-carried wastes from residences, commercial buildings, industrial plants and institutions together with minor quantities of ground, storm and surface waters that are not admitted intentionally.
(dd) "Segregated domestic wastes" means wastes which are characterized by a per capita discharge of 100 gallons per day at a loading of 180 mg/1 BOD, 200 mg/1 SS and 9 mg/1 phosphorus (normal domestic sewage).
(ee) "Sewage" means the spent water of a community (see subsection (nn) hereof).
(ff) "Sewage charges" includes all charges made under this chapter and Chapter 929 for the use of the City sewers and wastewater treatment works.
(gg) "Sewer" means a pipe or conduit that carries wastewater or drainage water.
(hh) "Significant user" means any industrial user that will contribute greater than ten percent of the design flow or design pollutant loading of the treatment works.
(ii) "Slug" means any discharge of water or wastewater which in concentration of any given constituent or in quantity of flow exceeds for any period of duration longer than fifteen minutes more than five times the average of twenty-four hour concentration or flows during normal operation and shall adversely affect the collection system and/or performance of the wastewater treatment works.
(jj) "Storm drain" ("storm sewer") means a drain or sewer for conveying water, groundwater, subsurface water or unpolluted water from any source.
(kk) "Suspended solids" (SS) means total suspended matter that either floats on the surface of, or is in suspension in, water, wastewater or other liquids, and that is removable by laboratory filtering as prescribed in "Standard Methods" and referred to as nonfilterable residue.
(ll) "Unpolluted water" means water of quality equal to or better than the effluent criteria in effect or water that would not cause violation of receiving water quality standards and would not be benefitted by discharge to the sanitary sewers and wastewater treatment facilities provided.
(mm) "User charge" means that amount paid by each premise connected to the wastewater facilities proportionate to the service provided. This charge shall cover all operation, maintenance and replacement costs for the facilities.
(nn) "Wastewater" means the spent water of a community. From the standpoint of source, it may be a combination of the liquid and water-carried wastes from residences, commercial buildings, industrial plants and institutions, together with any groundwater, surface water and storm water that may be present.
(oo) "Wastewater treatment works" generally means the structures, equipment and processes required to collect, carry away and treat domestic and industrial wastes and dispose of the effluent.
(pp) "Watercourse" means a natural or artificial channel for the passage of water either continuously or intermittently.
(Ord. 106-77. Passed 12-7-77; Ord. 49-2019. Passed 5-20-19.)