7-1-2: DEFINITIONS:
Unless the context specifically indicates otherwise, the following terms, as used in this title, shall have the meanings hereinafter designated:
ACT: The federal water pollution control act also known as the clean water act, as amended, 33 USC 1251 et seq.
APPROVING AUTHORITY: Concurrent approval by the council, city manager, public works director, the city engineer, the director of environmental health and the superintendent.
BIOCHEMICAL OXYGEN DEMAND (BOD5): The quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedures in five (5) days at twenty degrees centigrade (20°C) expressed in terms of weight and concentration (milligrams per liter (mg/l)).
BUILDING DRAIN: That part of the lowest horizontal 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, beginning five feet (5') (1.5 meters) outside the inner face of the building wall.
BUILDING SEWER: That extension from the building drain to the public sewer or other place of disposal.
CITY: The city of Moorhead.
COMBINED SEWER: A sewer intended to serve as a sanitary sewer and a storm sewer, or as an industrial sewer and a storm sewer.
COOLING WATER: The water discharged from any use such as air conditioning, cooling or refrigeration, or during which the only pollutant added to the water is heat.
COUNCIL: City council of the city of Moorhead.
EPA: The United States environmental protection agency.
EXCESSIVE INFILTRATION/INFLOW: The quantities of infiltration/inflow which can be economically eliminated from a sewerage system by rehabilitation, as determined in a cost- effectiveness analysis that compares the costs for correcting the infiltration/inflow conditions to the total costs for transportation and treatment of the infiltration/inflow.
GARBAGE: Solid wastes from the domestic and commercial preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.
INDUSTRIAL USER: A person who discharges to city's wastewater disposal system liquid wastes resulting from the processes employed in industrial, manufacturing, trade or business establishments, or from the development of any natural resource.
INDUSTRIAL WASTES: Liquid wastes from industrial manufacturing processes, trade or business as distinct from sanitary sewerage, including industrial cooling water and unpolluted trade or process wastes.
INFILTRATION: Water other than wastewater that enters a sewerage system (including sewer service connections) from the ground through such means as defective pipes, pipe joints, connections or manholes. Infiltration does not include and is distinguished from inflow.
INFILTRATION/INFLOW: The total quantity of water from both infiltration and inflow without distinguishing the source.
INFLOW: Water other than wastewater that enters a sewerage system (including sewer service connections) from sources such as roof leaders, cellar drains, yard drains, area drains, foundation drains, sump pumps, drains from springs and swampy areas, manhole covers, cross connections between storm sewers and sanitary sewers, catch basins, cooling towers, storm waters surface runoff, street wash waters or drainage. Inflow does not include, and is distinguished from, infiltration.
INTERCEPTOR SEWER: A sewer whose primary purpose is to transport wastewaters from collector sewers to a treatment facility.
INTERFERENCE: The inhibition or disruption of the city's wastewater disposal system processes or operations which causes or significantly contributes to a violation of any requirement of the city's NPDES or state disposal system permit. The term includes prevention of sewerage sludge use or disposal by the city in accordance with published regulations providing guidelines under section 405 of the act (33 USC 1251 et seq.) or any regulations developed pursuant to the solid waste disposal act, the clean air act, the toxic substances control act, or more stringent state criteria applicable to the method of disposal or use employed by the city.
INTERSTATE AGENCY: An agency of two (2) or more states established under an agreement or compact approved by the congress, or any other agency of two (2) or more states, having substantial powers or duties pertaining to the control of water pollution.
MPCA: Minnesota pollution control agency.
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) PERMIT: Any permit or requirements issued by the Minnesota pollution control agency (MPCA) pursuant to the federal water pollution control act, as amended (33 USC 1251 et seq.); for the purpose of regulating the discharge of sewage, industrial wastes or other wastes under the authority of section 402 of the act.
NATURAL OUTLET: Any outlet into a watercourse, pond, ditch, lake or other body of surface or ground water.
OPERABLE TREATMENT WORKS: An operable treatment works is a treatment works that:
   A.   Upon completion of construction will treat wastewater, transport wastewater to or from treatment, or transport and dispose of wastewater in a manner which will significantly improve an objectionable water quality situation or health hazard, and
   B.   Is a component part of a complete waste treatment system which, upon completion of construction for the complete waste treatment system (or completion of construction of other treatment works in the system in accordance with a schedule approved by the EPA regional administrator) will comply with all applicable statutory and regulatory requirements.
OTHER WASTE: Garbage, municipal refuse, decayed wood, sawdust, shavings, bark, lime, sand, ashes, offal, oil, tar, chemicals and all other substances not sewage or industrial wastes.
pH: The logarithm of the reciprocal of the concentration of hydrogen ions in grams per liter of solution.
PERSON: The state or any agency or institution thereof, any municipality, governmental subdivision, public or private corporation, individual, partnership, or other entity, including, but not limited to, association, commission or any interstate body, and including any officer or governing or managing body of any municipality, governmental subdivision or public or private corporation or other entity.
PRETREATMENT: The process of reducing the amount of pollutants, eliminating pollutants, or altering the nature of pollutant properties in wastewater to a less harmful state prior to or in lieu of discharging or otherwise introducing such pollutants into the city's wastewater disposal system. The reduction, elimination and alteration may be obtained by physical, chemical or biological processes, process changes or other means, except as prohibited by section 7-2-4 of this title.
PROJECT: The scope of work for which a grant or grant amendment may or may not be awarded under this title. The scope of work is defined as the planning, design and/or construction of treatment works or segments (see definition of "treatment works segment").
PROPERLY SHREDDED GARBAGE: Wastes from the preparation, cooking and dispensing of food 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 (1/2") (1.27 centimeters) in any dimension.
PUBLIC SEWER: A sewer in which all owners of abutting properties have equal rights, and is controlled by public authority.
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. The term "operation and maintenance" includes replacement.
SANITARY SEWER: A sewer intended to carry only sanitary or sanitary and industrial wastewaters from residences, commercial buildings, industrial plants and institutions.
SEWAGE: A combination of the water-carried wastes from residences, business buildings, institutions and industrial establishments, together with such ground, surface and storm waters as may be present.
SEWAGE COLLECTION SYSTEM: Each and all of the common lateral sewers, within a publicly owned treatment system which are primarily installed to receive wastewaters directly from facilities which convey wastewater from individual structures or from private property, and which include service connection "wye" fittings designed for connection with these facilities. The facilities which convey wastewater from individual structures, or from private property to the public lateral sewer, or its equivalent are specifically excluded from the definition, with the exception of pumping units, and pressurized lines, for individual structures or groups of structures when such units are cost effective and are owned and maintained by the city.
SEWER: A pipe or conduit for carrying sewage.
SHALL/MAY: Shall is mandatory; may is permissive.
SIGNIFICANT INDUSTRIAL USER: Any industrial user of the city's wastewater disposal system which: a) has a discharge flow of twenty five thousand (25,000) gallons or more of process wastewater per average workday, or b) contributes a load of five percent (5%) or more of the capacity of the city's wastewater disposal system, or c) has in its wastes toxic pollutants as defined pursuant to section 307 of the act or Minnesota statutes and rules, or d) has a significant impact, either singly or in combination with other contributing industries, on the wastewater disposal system, the quality of sludge, the system's effluent quality, or air emissions generated by the system.
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 fifteen (15) minutes more than five (5) times the average twenty four (24) hour concentration of flows during normal operation.
STATE: State of Minnesota.
STATE AGENCY: The state pollution control agency designated by the governor having responsibility for enforcing state laws relating to the abatement of pollution.
STATE DISPOSAL SYSTEM PERMIT: Any permit (including any terms, conditions and requirements thereof), issued by the MPCA pursuant to Minnesota statutes, 115-07 for disposal system, as defined by Minnesota statutes, 115-01, subdivision 8.
STORM SEWER: A sewer intended to carry only storm waters, surface runoff, street wash waters and drainage.
STORM WATER: Any flow occurring during or following any form of natural precipitation and resulting therefrom.
SUPERINTENDENT: The superintendent of wastewater disposal system/or water pollution control of public works of this city or the person's duly authorized representative.
SUSPENDED SOLIDS: The total suspended matter that floats on the surface of, or is suspended in, water, wastewater or other liquids, and which is removable by a standard glass fiber filter.
TREATMENT WORKS: Any devices and systems for the storage, treatment, recycling, and reclamation of municipal sewage, domestic sewage or liquid industrial wastes used to implement section 201 of the act, or necessary to recycle or reuse water at the most economical cost over the useful life of the works. These include intercepting sewers, outfall sewers, sewage collection systems, individual systems, pumping, power and other equipment and their appurtenances; extensions, improvement, remodeling, additions, and alterations thereof; elements essential to provide a reliable recycled supply such as standby treatment units and clear well facilities; and any works, including site 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.
TREATMENT WORKS SEGMENT: A treatment works segment may be any portion of an operable treatment works described in an approved facilities plan, which can be identified as a contract or discrete subitem or subcontract for the planning, design and/or construction of treatment works. Completion of construction of a treatment works segment may, but need not, result in an operable treatment works.
USEFUL LIFE: Estimated period during which a treatment works will satisfy operations requirements.
USER: Any person who discharges, causes or permits the discharge of wastewater into the city's wastewater disposal system.
USER CHARGE: A charge levied on users of a treatment works for the user's proportionate share of the cost of operation and maintenance (including replacement and debt) of such works under sections 204(b)(1)(A) and 201(h)(2) of the act and this title.
WASTEWATER: The liquid and water-carried industrial or domestic wastes from dwellings, commercial buildings, industrial facilities and institutions, together with any ground water, surface water and storm water that may be present, whether treated or untreated, which is discharged into or permitted to enter the city's wastewater disposal system.
WASTEWATER DISPOSAL SYSTEM OR SYSTEM: Any devices, facilities, structures, equipment or works owned or used by the city for the purpose of the transmission, storage, treatment, recycling and reclamation of industrial and domestic wastewater or necessary to recycle or reuse water, including, intercepting sewers, outfall sewers, sewage collection system, pumping, power and other equipment, and their appurtenances; extensions, improvements, remodeling, additions and alterations thereof; elements essential to provide a reliable recycled water supply such as standby treatment units and clear well facilities; and any works, including land that will be an integral part of the treatment process or is used for ultimate disposal of residues resulting from such treatment.
WATERCOURSE: A channel in which a flow of water occurs, either continuously or intermittently.
WATERS OF THE STATE: All streams, lakes, ponds, marshes, watercourses, waterways, wells, springs, reservoirs, aquifers, irrigation systems, drainage systems and all other bodies or accumulations of water, surface or underground, natural or artificial, public or private, which are contained within, flow through or border upon the state or any portion thereof.
Terms not otherwise defined herein shall be as given in Minnesota statutes, chapters 115 and 116, as such statutes may be from time to time amended, supplemented or replaced. (1987 Code; amd. Ord. 94-2, 2-22-1994; Ord. 2000-12, 9-5-2000)