§ 13.16.010. Definitions.

Unless the context specifically indicates otherwise, the meaning of terms used in this chapter shall be as set forth in this section.

Administrator means the Administrator of the U.S. Environmental Protection Agency.

Approving authority means the director of the wastewater treatment plant.

Basic user charge means the basic assessment levied on all users of the public sewer system.

Biochemical oxygen demand (BOD) means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standards laboratory procedure in five (5) days at twenty (20) degrees Celsius, expressed in milligrams per liter.

Building drain means 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 (5) feet (1.5 meters) outside the inner face of the building wall.

Building sewer means the extension from the building drain to the sanitary sewer main.

Control manhole means 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.

Debt service charge shall be paid each billing period for payment of interest, principal and coverage of (loan, bond, etc.) outstanding and shall be computed by dividing the annual debt service by the number of users connected to the wastewater facilities.

Director means the Director of the Collinsville Wastewater Department.

Easement means an acquired legal right for the specific use of land owned by others.

Effluent criteria are defined in any applicable NPDES permit.

Federal Act means the Federal Water Pollution Control Act (33 USC 1251 et seq.) as amended by the Federal Water Pollution Control Act of Amendments of 1972 (Pub. L. 92-500) and (Pub. L. 93-243).

Federal grant means the U.S. government participation in the financing of the construction of treatment works as provided for by Title 11, Grants for Construction of Treatment Works of the Act and implementing regulations.

Floatable oil is 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.

Garbage means solid wastes from the domestic and commercial preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.

Industrial user means any nongovernmental 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:

1.

Division A—Agriculture, forestry, and fishing;

2.

Division B—Mining;

3.

Division D—Manufacturing;

4.

Division E—Transportation, communications, electric, gas and sanitary services;

5.

Division I—Services.

A user in the divisions listed above may be excluded if it is determined by the Director that it will introduce primarily segregated domestic wastes or wastes from sanitary conveniences.

Industrial waste means 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.

Major contributing industry means an industrial user of the publicly owned treatment works that has a flow of fifty thousand (50,000) gallons or more per average work day, or has a flow greater than ten (10) percent of the flow carried by the municipal system receiving the waste, or has in its waste a toxic pollutant in toxic amounts as defined in standards issued under Section 307(a) of the Federal Act, or 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.

Milligrams per liter means a unit of the concentration of water or wastewater constituent. It is 0.001 grams of the constituent in one thousand (1,000) milliliters of water. It has replaced the unit formerly used commonly, parts per million, to which it is approximately equivalent, in reporting the results of water and wastewater analysis.

Natural outlet means any outlet into a watercourse, pond, ditch, lake or other body of surface water or groundwater.

NPDES permit means 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.

Owner means owner or occupant.

Person means any and all persons, natural or artificial, including any individual, firm, company, municipal or private corporation, association, society, institution, enterprise, governmental agency or other entity.

pH means the logarithm (base 10) of the reciprocal of the hydrogen-ion concentration expressed by one of the procedures outlined in Standard Methods.

Population equivalent is a term used to evaluate the impact of industrial or other waste on a treatment works or stream. One population equivalent is one hundred (100) gallons of sewage per capita per day, containing seventeen hundredths (0.17) pounds of BOD per capita per day and twenty-two hundredths (0.22) pounds of suspended solids per capita per day.

ppm means parts per million by weight.

Pretreatment means the treatments of wastewaters from sources before introduction into the wastewater treatment works.

Properly shredded garbage means 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 (½) inch (1.27 centimeters) in any dimension.

Replacement means 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.

Residential user or commercial user or nonindustrial user means any user of the treatment works not classified as an industrial user or excluded as an industrial user as provided for in this section.

Sanitary sewer means a sewer that conveys sewage or industrial wastes or a combination of both, and into which stormwater, surface water and groundwater or unpolluted industrial wastes are not intentionally admitted.

Sanitary sewer mains are those sewer lines that are eight (8) inches and larger in diameter, and they basically service more than a single customer location. There are some isolated exceptions where commercial building sewer lines are eight (8) inches in diameter or larger, but they basically service only a single customer. All sewer lines that are not sanitary sewer mains are considered building sewers.

Sewage is used interchangeably with "wastewater."

Sewer means a pipe or conduit for conveying sewage or any other waste liquids, including stormwater, surface water and groundwater drainage.

Sewerage means the system of sewers and appurtenances for the collection, transportation and pumping of sewage.

Sewerage fund is the principal accounting designation for all revenues received in the operation of the sewerage system.

Slug means 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 fifteen (15) minutes, more than five (5) times the average twenty-four (24) hour concentration or flows during normal operation.

Standard methods means 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.

State Act means the Illinois Anti-Pollution Bond Act (30 ILCS 405/1 et seq.).

State grant means the State of Illinois participation in the financing of the construction of treatment works as provided for by the Illinois Anti-Pollution Bond Act (30 ILCS 405/1 et seq.) and for making such grants as filed with the Secretary of State of the State of Illinois.

Storm sewer means a sewer that carries stormwater, surface water and groundwater drainage but excludes sewage and industrial wastes other than unpolluted cooling water.

Stormwater runoff means that portion of the precipitation that is drained into the sewers.

Surcharge means 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 in this chapter.

Suspended solids means 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.

Unpolluted water is 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.

Useful life means the estimated period during which the collection system and/or treatment works will be operated and shall be thirty (30) years from the date of startup of any wastewater facilities constructed with a state grant.

User charge means a charge levied on users of treatment works for the cost of operation and maintenance.

User class means the type of user either residential or commercial (nonindustrial) or industrial as defined in this chapter.

Wastewater means 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 stormwater that may be present.

Wastewater facilities means the structures, equipment, and processes required to collect, carry away, and treat domestic and industrial wastes and transport effluent to a watercourse.

Wastewater service charge means the charge per quarter or month levied on all users of the wastewater facilities. The service charge shall be computed as outlined in and shall consist of the total of the basic user charge, the debt service charge and a surcharge, if applicable.

Wastewater treatment works means an arrangement of devices and structures for treating wastewater, industrial wastes, and sludge, and is sometimes used as synonymous with "waste treatment plant" or "wastewater treatment plant" or "pollution control plant."

Water quality standards are defined in the Water Pollution Regulations of Illinois.

Watercourse means a channel in which a flow of water occurs, either continuously or intermittently.

(Code 1996, § 13.16.010)