(A) Clarification of word usage. “Shall” is mandatory; “may” is permissible.
(B) Definitions. Unless the context specifically indicates otherwise, the meaning of terms used in this code shall be as follows:
CONTROL MANHOLE. A structure located on a site from which industrial wastes are discharged. Where feasible, the manhole shall have an interior drop. The purpose of a CONTROL MANHOLE is to provide access for the city representative to sample and/or measure discharges.
GOVERNMENT, LOCAL.
(1) CITY. The city of Waterloo, Illinois.
(2) NPDES PERMIT. Any permit or equivalent document or requirements issued by the Administrator or, where appropriated by the Director, after enactment of the Federal Water Pollution Control Amendments of 1972, to regulate the discharge of pollutants pursuant to Section 402 of the Federal Act.
(3) PERSON. Any and all persons, natural or artificial, including any individual, firm, company, municipal or private cooperation, association, society, institution, enterprise, governmental agency or other entity.
(4) DIRECTOR OF PUBLIC WORKS. The Director of Public Works of the city or his or her authorized deputy, agent or representative.
SEWER TYPES AND APPURTENANCES.
(1) 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 the 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.
(2) BUILDING SEWER. The extension from the building drain to the public sewer or other place of disposal.
(3) COMBINED SEWER. A sewer which is designed and intended to receive wastewater, storm water, surface water and groundwater drainage.
(4) EASEMENT. An acquired legal right for the specific use of land owned by another.
(5) PUBLIC SEWER. A sewer provided by or subject to the jurisdiction of the city. It shall also include sewers within or outside the city boundaries that serve one or more persons and ultimately discharge into the city sanitary sewer or combined sewer system, even though those sewers may not have been constructed with city funds.
(6) SANITARY SEWER. A sewer that conveys sewage or industrial wastes or a combination of both, and into which storm water, surface water and groundwaters or unpolluted industrial wastes are not intentionally admitted.
(7) SEWER. A pipe or conduit for conveying sewage or any other waste liquids, including storm water, surface water and groundwater drainage.
(8) SEWERAGE. The system of sewers and appurtenances for the collection, transportation and pumping of sewage.
(9) STORM SEWER. A sewer that carries storm water, surface water and groundwater drainage, but excludes sewage and industrial wastes other than unpolluted cooling water.
(10) STORM WATER RUNOFF. That portion of the precipitation that is drained into the sewers.
TREATMENT:
(1) PRETREATMENT. The treatment of wastewater from sources before introduction into the wastewater treatment works.
(2) PRIVATE SEWAGE DISPOSAL SYSTEM. Any sewage disposal system regulated by the Monroe County Private Sewage Disposal System Ordinance and/or by the State of Illinois Private Sewage Disposal Licensing Act and Code.
(3) WASTEWATER TREATMENT WORKS. An arrangement of devices and structures for treating wastewater, industrial wastes, and sludge. Sometimes used as synonymous with “Waste Treatment Plant” or “Wastewater Treatment Plant” or “Pollution Control Plant.”
TYPES OF CHARGES:
(1) BASIC USER CHARGE. The basic assessment levied on all users of the public sewer system (the minimum charge). It is made up of an operation, maintenance and replacement component and a debt reduction component.
(2) DEBT SERVICE CHARGE. The amount to be paid each billing period for payment of interest, principal and coverage of loan, bond, and the like outstanding.
(3) REPLACEMENT. Expenditures 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. The term “Operation and Maintenance” includes replacement.
(4) SEWERAGE FUND. The principal accounting designation for all revenues received in the operation of the sewerage system.
(5) 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 average concentration values as established in § 38-3-51.
(6) USEFUL LIFE. The estimated period during which the collection system and/or treatment works will be operated, and shall be 20 years from the date of start-up of any wastewater facilities component.
(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 § 38-3-54.
USER TYPES:
(1) INDUSTRIAL USER. Any non- governmental user of publicly-owned treatment works identified in the Standard Industrial Classification Manual, 1972, Office of Management and Budget, 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
(2) RESIDENTIAL OR COMMERCIAL or NON-INDUSTRIAL USER. Any user of the treatment works not classified as an industrial user or excluded as an industrial user as provided for in this section.
(3) USER CLASS. The type of user, either residential, commercial (non-industrial) or industrial as defined herein.
WATERCOURSE AND CONNECTIONS:
(1) NATURAL OUTLET. Any outlet into a watercourse, pond, ditch, lake or other body of surface or groundwater.
(2) WATERCOURSE. A channel in which a flow of water occurs, either continuously or intermittently.
WASTEWATER AND ITS CHARACTERISTICS:
(1) BIOCHEMICAL OXYGEN DEMAND or BOD. 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.
(2) EFFLUENT CRITERIA. Those criteria as are defined in any applicable NPDES permit.
(3) FLOATABLE OIL. 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 fat if it is properly pretreated and the wastewater does not interfere with the collection system.
(4) GARBAGE. Solid wastes from the domestic and commercial preparation, cooking and dispensing of food and from the handling, storage and sale of produce.
(5) INDUSTRIAL WASTE. Any solid, liquid or gaseous substance 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 sanitary sewage.
(6) MAJOR CONTRIBUTING INDUSTRY. An industrial user of the publicly-owned treatment works that:
(a) Has a flow of 50,000 gallons or more per average work day;
(b) Has a flow greater than 10% of the flow carried by the municipal system receiving the waste;
(c) Has in its waste a toxic pollutant in toxic amounts as defined in standards issued under Section 307(a) of the Federal Act; or
(d) Is found by the permit issuance authority, in connection with the issuance of the 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.
(7) MILLIGRAMS PER LITER (mg/l). A unit of the concentration of water or wastewater constituent. It is 0.001 gram of the constituent in 1,000 milliliters of water.
(8) pH. The logarithm (base 10) of the reciprocal of the hydrogen-ion concentration expressed by one of the procedures outlined in Standard Methods.
(9) POPULATION EQUIVALENT. A term used to evaluate the impact of industrial or other waste on a treatment works or stream. One population equivalent is 100 gallons of sewage per day containing 0.20 pounds of BOD and 0.22 pounds of suspended solids.
(10) ppm. Parts per million by weight.
(11) PROPERLY SHREDDED GARBAGE. The wastes from the preparation, cooking and dispensing of food that have 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.
(12) SEWAGE. This term is used interchangeably with “wastewater” as defined in this section.
(13) SLUG. Any discharge of water, sewage or industrial waste 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 or flows during normal operation.
(14) STANDARD METHODS. The examination and analytical procedures set forth in the most recent edition of Standard Methods for the Examination of Water and Wastewater, published jointly by the American Public Health Association, the American Water Works Association and the Water Pollution Control Federation.
(15) SUSPENDED SOLIDS or SS. Solids that either float on the surface of or are in suspension in water, sewage or industrial waste, and which are removable by a laboratory filtration device. Quantitative determination of suspended solids shall be made in accordance with procedures set forth in Standard Methods.
(16) UNPOLLUTED WATER. 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.
(17) WASTEWATER. The spent water of a community. From this standpoint, of course, 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.
(18) WATER QUALITY STANDARDS. Standards defined in the Illinois Administrative Code, Title 35: Environmental Protection, Subtitle C: Water Pollution, Chapter I: Pollution Control Board, and any amendments thereto.
WASTEWATER FACILITIES. The structures, equipment, and processes required to collect, carry away and treat domestic and industrial wastes and transport effluent to a watercourse.
(1993 Code, § 38-3-1) (Ord. 804, passed 9-18-1989)