§ 53.100 DEFINITIONS.
   For the purpose of this subchapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   BOD (DENOTING BIOCHEMICAL OXYGEN DEMAND). The quantity of oxygen utilized in the biochemical oxidation or organic matter under standard laboratory procedure at five days at 20°C express in milligrams per liter (mg/l).
   COMMERCIAL USER. All retail stores, restaurants, office buildings, laundries and other private businesses and service establishments.
   COMMISSION. The Water and Sewer Commission of the Town of East Lyme, Connecticut.
   GOVERNMENTAL USERS. Includes legislative, judicial, administrative and regulatory activities of the federal, state and local governments.
   INDUSTRIAL USER. Includes any non-governmental, nonresidential user of publicly owned treatment works as defined in the Standard Industrial Classification Manual, 1972, Office of Management and Budget, as amended and supplemented, under the following divisions:
      (1)   Division A - Agriculture, Forestry and Fishing;
      (2)   Division B - Mining;
      (3)   Division D - Manufacturing;
      (4)   Division E - Transportation, Communication, Electric, Gas and Sanitary; and
      (5)   Division I - Services.
   INSTITUTIONAL USER. Includes social, charitable, religious and educational activities such as schools, churches, hospitals, nursing homes, penal institutions and similar institutional users.
   NORMAL DOMESTIC WASTEWATER. Wastewater that has a BOD concentration of not more than 240 parts per million by weight; and suspended solids concentration of not more than 240 parts per million; or containing more than 15 parts per million of chlorine demand; or containing any quantity of substances having the characteristics above the previously described limits; or having an average daily flow greater than 2% of the average daily sewage flow of the town.
   OPERATION AND MAINTENANCE. Those functions that result in expenditures during the useful life of the treatment works for materials, labor, utilities and other items which are necessary for managing and for which such works were designed and constructed. The term OPERATION AND MAINTENANCE includes replacement.
   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 of such works for which such works were designed and constructed.
   RESIDENTIAL USER. Any contributor to the town’s treatment works whose lot, parcel or real estate or building is used for domestic dwelling purposes only.
   SEWER DIRECTOR. The person appointed by the Commission as an administrative officer who shall at all times be responsible to and subject to the Commission and subject to removal for cause. The Commission may also appoint a Deputy Director who in the Director’s absence shall have the same powers and duties as the Director.
   SHALL. Is mandatory, MAY is permissible.
   SS (DENOTING SUSPENDED SOLIDS). Solids that either float on the surface of or are in suspension in water, sewage or other liquids in which are removable by laboratory filtering.
   TREATMENT WORKS. Any devices and systems for the storage, treatment, recycling and reclamation of municipal sewage, domestic sewage and liquid industrial wastes. These include intercepting sewers, outfall sewers, sewer collection systems, pumping, power and other equipment and their appurtenances; extensions, improvements, remodeling, additions and alterations thereof; elements essential to provide a reliable recycled supply of such standby treatment units and clear well facilities; and any works, including side acquisition of the land that will be an integral part of the treatment process or is used for ultimate disposal of residues resulting from such treatment (including land for composting, sludge, temporary storage of such compost and land used for the storage of treated wastewater in land treatment systems before land application); or any other method or system for preventing, abating, reducing, storing, treating, separating or disposing of municipal waste or industrial waste, including waste in combined storm water and sanitary sewer systems.)
   USEFUL LIFE. The estimated period during which the treatment works shall be operated.
   USER CHARGE. The portion of the total wastewater service charge which is levied in a proportional and adequate manner for the cost of operation, maintenance and replacement of the wastewater treatment works.
   WATER METER. A water volume measuring and recording device, furnished and/or installed by a user and approved by the Town Sewer Director or other duly authorized employee of the Town Water and Sewer Commission.
(Res. passed 5-26-1992; Ord. passed 8-25-1992; Ord. passed 11-27-2001)