925.01   DEFINITIONS.
   As used in this chapter:
   (1)    "Best Management Practices (BMPS)" are identified in the latest edition of the Ohio EPA General (NPDES) Permit for Stormwater Discharges Associated with Construction Activity (see Part IIIG2E of the Ohio EPA's NPDES Permit). They consist of structural and non-structural stormwater quality management control measures.
   (1.1)    "Biochemical oxygen demand (BOD)" means the quantity of oxygen expressed in milligrams per liter, utilized in five days at twenty degrees Celsius, in the biochemical oxidation of organic matter under standard laboratory procedure, as prescribed in "Standard Methods for the Examination of Water and Wastewater", Thirteenth Edition.
   (2)    "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, terminating five feet outside the building wall.
   (3)   "Sewer lateral, sewer service or house connection" means the extension from the building drain to the sewer main or other place of disposal.
   (4)    "Chemical oxygen demand (COD)" means the quantity of oxygen expressed in milligrams per liter equivalent to that portion of the organic matter in a sample of wastewater that is susceptible to oxidation by a strong chemical oxidant, as prescribed in "Standard Methods for the Examination of Water and Wastewater."
   (5)    "City" means the City of Fairfield or its authorized agents or representatives.
   (6)    "City Manager" means the City Manager or his authorized agent or representative.
   (7)    "Compatible pollutant" means pollutants which the treatment plant was designed to treat which are BOD, suspended solids, phosphorous, ammonia and fecal coliform bacteria, plus additional pollutants identified in the NPDES permit if the publicly owned treatment works were designed to treat such pollutants and in fact do remove such pollutants to a substantial degree.
   (8)    "Connection charge" means that amount paid by the owner of each new service connected to the treatment works to pay for the City's share of facilities required to serve the premises. The charge shall be in proportion to the probable demand placed on the system.
   (9)    "Director" means the Director of Public Utilities or his authorized agent or representative.
   (10)    "Easement" means an acquired legal right for the specific use of land owned by others.
   (11)    "Engineer" means the City Engineer or his authorized agent or representative.
   (12)    "Garbage" means the solid waste from the preparation, cooking and serving of foods and from the handling, storage and sale of produce.
   (13)    "Incompatible pollutant" means any pollutant which is not compatible.
   (14)    "Industrial cost recovery charge" means that amount assessed each industrial user to repay that portion of all federal grant amounts allocable to the treatment of wastes from the industrial users of the wastewater facilities in proportion to capacity of such facilities committed to their use.
   (15)    "Industrial user" means any nongovernmental user of the treatment works identified in the "Standard Industrial Classification Manual" 1972, Office of Management and Budget, published by the federal government, as amended and supplemented under the following divisions:
      A.    Division A: Agriculture, forestry and fishing.
      B.    Division B: Mining.
      C.    Division D: Manufacturing.
      D.    Division E: Transportation, communications, electric, gas and sanitary services.
      E.    Division I: Services.
A user in Divisions A to I may be excluded from this definition if it is determined by the City that such user shall introduce primarily segregated domestic waste or wastes from sanitary conveniences.
   (16)    "Industrial wastes" means the wastewater from industrial processes, trade or business as distinguished from domestic or sanitary wastes.
   (17)    "Maintenance cost" means those costs, including labor, materials, supplies, equipment, accessories and appurtenances required to maintain the capacity and performance during the service life of the wastewater treatment plant for which such works were designed and constructed.
   (18)    "Major contributing industry" means an industrial user of the publicly owned treatment works to which any of the following apply:
      A.    Has a flow of 50,000 gallons or more per average work day;
      B.    Has a flow greater than five percent (5%) of the flow carried by the wastewater collection system receiving the waste;
      C.    Has in its waste, a toxic pollutant in amounts as defined in standards issued under Section 307(a) of PL 92-500; or
      D.    Is found by the permit issuance authority, 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.
   (19)   "May" is permissive.
   (20)    "Nonindustrial user" means any user of the wastewater facilities not classified as an industrial user.
   (21)    "NPDES permit" means National Pollutant Discharge Elimination System permit as issued by the State Environmental Protection Agency under authorization issued by the U.S. EPA, Region V.
   (22)    "Operating cost" means those costs, including labor, materials, supplies, equipment, accessories and appurtenances required to operate the wastewater treatment plant at the level of performance required by the NPDES permit and the administrative, billing and wastewater collection costs.
   (23)    "pH" means the logarithm of the reciprocal of hydrogen ion concentration. The hydrogen ion concentration is the weight of hydrogen ions, expressed in grams per liter of solution.
   (24)    "Phosphorus" means the total phosphorus content of a sample as expressed in milligrams per liter, including all of the orthophosphates and condensed phosphates, both soluble and insoluble, and organic and inorganic species, and referred to in "Standard Methods for the Examination of Water and Wastewater" as total phosphorus.
   (25)    "Pretreatment" means the treatment of wastewaters before their introduction into the wastewater collection system of treatment works.
   (26)    "Private sewer" means a sewer constructed, controlled and maintained by someone other than a government agency or public utility.
   (27)    "Properly shredded garbage" means garbage that has 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 in any dimension.
   (28)    "Public sewer" means a common sewer in which all owners of abutting properties have equal rights and which is controlled by a governmental agency or public utility.
   (29)    "Recovered amounts" means that revenue generated as a result of the Industrial Cost Recovery System.
   (30)    "Recovery period" means thirty years from the completion of the wastewater treatment plant.
   (31)    "Replacement cost" means those costs, for obtaining and installing equipment, accessories or appurtenances which are necessary during the service life of the treatment works to maintain the capacity and performance for which such works were designed and constructed.
   (32)    "Retained amounts" means that part of the recovered amounts retained by the City.
   (33)    "Sanitary sewer" means a sewer that carries liquid and/or 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.
   (34)    "Segregated domestic wastes" means wastes which are characterized by a per capita discharge of 100 gallons/day at a loading of 200 mg/1 BOD and 250 mg/1 SS, commonly termed normal domestic sewage.
   (35)    "Sewer" means a pipe or conduit that carries wastewater or drainage water.
   (36)    "Shall" is mandatory.
   (37)    "Significant user" means any industrial user that contributes greater than ten percent (10%) of the design flow or design pollutant loading of the treatment works.
   (38)    "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 twenty-four hours concentration of flows during normal operation or which may adversely affect the collection system and/or performance of the wastewater treatment works.
   (39)    "Storm drain or storm sewer" means a drain or sewer for conveying groundwater, subsurface water or unpolluted water from any source.
   (40)    "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 for the Examination of Water and Wastewater" and referred to therein as non-filterable residue.
   (41)    "Superintendent" means the Superintendent of Public Utilities assigned to the Wastewater Division or his authorized agent or representative.
   (42)    "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 benefited by discharge to the sanitary sewers and wastewater treatment facilities provided.
   (43)    "User charge" means that amount paid by each owner of structures connected to the treatment works proportionate to the service provided. This charge shall cover all operation, maintenance and replacement costs for the treatment facilities, operation and maintenance costs for the collection system and administrative expenses incurred during operation of the wastewater office.
   (44)    "Wastewater or sewage" means the spent water of a community, and may be a combination of the liquid and water-carried wastes from residences, commercial buildings, industrial plants, and institutions, together with any ground water, surface water and storm water that may be present.
   (45)    "Wastewater collection system" means the entire system of collection sewers, trunk sewers and interceptor sewers and all appurtenances, provided to collect and transport wastewater to the wastewater treatment plant.
   (46)    "Wastewater treatment plant" means an arrangement of devices and structures for treating wastewater, industrial wastes and sludge.
   (47)    "Watercourse" means a natural or artificial channel for the passage of water either continuously or intermittently.
   (48)    "Debt service charge" means the portion of the sewer use charge, excluding high strength surcharges, which serves to retire debt incurred through capital improvements of the sanitary sewer collection and treatment facilities.
   (49)    "Sewer service charge" means the portion of the sewer use charge which serves to pay expenditures incurred in the operation and maintenance of the City's sewer collection and treatment facilities.
      (Ord. 25-14. Passed 4-14-14.)