For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   BOD.  Biochemical oxygen demand, which is defined as the quantity of oxygen used in the biochemical oxidation of organic matter in five days at 20°C, determined by standard laboratory test procedures and expressed in mg/l.
   BUILDING COMMISSIONER.  The Building Commissioner of the village or his or her duly authorized deputy or representative.
   BUILDING DRAIN. That part of the lowest piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of a building and conveys it to the building sewer or other approved point of discharge beginning five feet (1.5 meters) outside the inner face of the building wall.
   BUILDING SEWER.  The extension from the building drain to the public sewer or other place of disposal.
   CONTROL MANHOLE. A structure specifically designed and constructed for sampling and metering industrial wastes discharged to a public sewer.
   EASEMENT. An acquired legal right for the specific use of land owned by others.
   FEDERAL ACT. The Federal Water Pollution Control Act (33 U.S.C. §§ 1251 et seq.) as amended by the Federal Pollution Control Act Amendments of 1972 (Pub. L. No. 92-500 and Pub. L. No. 93-243) and the Clean Water Act of 1977 (Pub. L. No. 95-217).
   GARBAGE. Solid wastes from the domestic and commercial preparation, cooking and dispensing of food  and from the handling, storage and sale of produce.
   GARBAGE, PROPERLY SHREDDED.  Garbage that has been shredded to such a degree that all particles will 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.
      (1)   Any nongovernmental, nonresidential user of publicly-owned sewerage works which discharges more than the equivalent of 25,000 gallons per day (gpd) of sanitary wastes and which is identified in the Standard Industrial Classification Manual, 1972, Office of Management and Budget, as amended and supplemented, under one of 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; and
         (e)   Division I - Services.
      (2)   Also any other nongovernmental user as defined as an industrial user in 40 C.F.R. § 35.905.
   INDUSTRIAL WASTE. The wastewater discharged, permitted to flow, or escaping from any industrial, manufacturing, commercial or business establishment or process, or from the development, recovery or processing of any natural resource as distinct from employees’ wastes or wastewater from sanitary conveniences.
   MAY.  The act referred to is permissive.
   MG/L. Milligrams per liter.
   NATURAL OUTLET. Any outlet into a watercourse, pond, ditch, lake or other body of surface water.
   NPDES PERMIT.  Any permit or equivalent document to regulate the discharge of pollutants pursuant to § 402 of the Federal Act, being 33 U.S.C. § 1342.
   PERSON.  Any and all persons, natural or artificial, including any individual, firm, company, public or private corporation, association, society, institution, enterprise, governmental agency or other entity.
   pH.  The logarithm (base 10) of the reciprocal of the hydrogen-ion concentration expressed in gram molecular weight (moles) per liter.
   POPULATION EQUIVALENT. A term used to evaluate the impact of industrial or other wastes on a treatment works or stream.  One POPULATION EQUIVALENT is 100 gallons of sewage per day, containing 0.17 pounds of BOD and 0.22 pounds of suspended solids.
   PRETREATMENT.   The treatment of wastewaters from sources before discharge into the public sewer.
   PUBLIC SEWER. A sewer in which all owners of abutting properties have equal rights of connection and use, and is operated, maintained and controlled by the village or other public agencies.
   RESIDENTIAL or COMMERCIAL or NONINDUSTRIAL USER. Any user of the sewerage works not classified as an industrial user or excluded as an industrial user.  Each dwelling unit of a residential building having two or more dwelling units shall be considered a separate and individual single-family residential user.
   SANITARY SEWER. A sewer that conveys sewage and polluted industrial wastes, and to which storm water, surface drainage, ground water or unpolluted wastewater are not intentionally admitted.
   SEWAGE. A combination of the wastewater from residential, commercial, industrial and institutional buildings together with the ground water infiltration and surface water inflow that may be in the sewers.
   SEWAGE TREATMENT PLANT. An arrangement of devices, structures and processes for the treating and disposing of sewage.
   SEWER. A pipe or conduit for conveying sewage or any other wastewater, including storm water, surface water and ground water drainage.
   SEWERAGE WORKS. All facilities of the village for collecting, pumping, treating and disposing of sewage and industrial wastes.
   SHALL.  The act referred to is mandatory.
   SLUG. Any discharge of sewage, industrial waste or other wastewater which, in concentration of any given constituent or in quantity of flow, exceeds for any period of duration longer than 15 minutes more than five times the average 24-hour concentration of flows during normal operation.
   STATE ACT. The Illinois Environmental Protection Act effective July 1, 1970 (415 ILCS 5/1 through 51).
   STORM SEWER or STORM DRAIN. A sewer that conveys storm water runoff and surface water drainage, but excludes sewage and polluted industrial wastes.
   STORM WATER RUNOFF. That portion of precipitation which is not absorbed into the ground and which is drained from the ground surface to a natural outlet or watercourse.
   SUPERINTENDENT. The Superintendent of Public Works of the village or his or her duly authorized deputy or representative.
   SUSPENDED SOLIDS.  Solids that either float on the surface of, or are in suspension in water, sewage, industrial wastes, or in other wastewaters; the quantity of which is determined by standard laboratory filtering test procedures and referred to as nonfilterable residue expressed in mg/l.
   UNPOLLUTED WASTEWATER.  Wastewater that would not cause any violation of water quality standards of the Water Pollution Regulations of Illinois when discharged to a natural outlet or watercourse.
   VILLAGE. The Village of Kirkland of DeKalb County, Illinois.
   WASTEWATER. The wastewater from any domestic, commercial, industrial and institutional uses.
   WATERCOURSE.  Any stream, creek, brook, branch, natural or artificial depression, slough, gulch, ditch, reservoir, lake, pond or other natural or manmade drainage way or into which storm water runoff and surface water drainage flow either continuously or intermittently.
(1983 Code, § 7-2-1)