For the purpose of this chapter the following words and phrases shall have the following meaning ascribed them respectively:
   ACCEPTABLE INDUSTRIAL WASTES. Liquid organic waste materials not containing toxic or explosive elements or other substances injurious to sewers or sewage treatment processes, which result from any commercial, manufacturing or industrial operation or process.
      (1)   DEBT SERVICE CHARGE.  The amount to be paid each billing period for payment of interest, principal, and coverage of outstanding indebtedness.
      (2)   REPLACEMENT. Expenditures for obtaining and installing equipment, accessories, or appurtenances which are necessary during the useful life of the treatment works to maintain the capacity and performance for which such works were designed and constructed.
      (3)    SEWER FUND.  The principal accounting designation for all revenues received in the operation of the sewerage system.
      (4)   SURCHARGE.  The assessment in addition to the basic user charge and debt service charge which is levied on those persons whose wastes are greater in strength than the concentration values established in § 52.03(A).
      (5)   USEFUL LIFE.  The estimated period during which the collection system and/or treatment works will be operated.
      (6)   USER CHARGE. That amount paid by each consumer connected to the sanitary sewerage system proportionate to the service provided.  It shall be a charge levied on users of a treatment works to cover the cost of operation, maintenance, and replacement.
      (7)   WASTEWATER SERVICE CHARGE.  The charge per quarter or month levied on all users of the wastewater facilities.  The service charge shall be computed as outlined in § 52.02.
   NON-ACCEPTABLE INDUSTRIAL WASTES.  Liquid wastes in which are incorporate minerals, oils, acids, toxic metallic or chemical sub-stances, resulting from any commercial, manufacturing or industrial operation or process.
   SANITARY SEWAGE. The waste from water closets, urinals, lavatories, sinks, bath tubs, showers, household laundries, cellar floor drains, garage floor drains, garages, bars, soda fountains, cuspidors, refrigerator drips and drinking fountains, and any other waterborne waste not constituting an industrial waste.
   USER.  A party or persons using the services of the sewage works in one of the following categories:
      (1)   COMMERCIAL USER.  Engaged in the purchase or sale of goods, transaction of business, or otherwise rendering a service.
      (2)   GOVERNMENTAL USER.  A municipality or governmental subdivision or agency existing under federal or state statute.
      (3)   INDUSTRIAL USER.  Anyone engaged in a manufacturing or processing activity that discharges a trade or process wastewater as a result of these activities.
      (4)   INSTITUTIONAL USER.  Involved primarily in social, charitable, religious, educational, or other special purpose activity.
      (5)   RESIDENTIAL USER.  One whose premises is used primarily as a domicile for 1 or more persons and whose waste originates from normal living activities.
(1974 Code, § 52.01)  (Ord. 23-73, passed 5-7-1973; Am. Ord. 25-87, passed 7-6-1987)