Unless the context specifically indicates otherwise, the meaning of terms used in this chapter shall be as follows:
"BOD"
(denoting biochemical oxygen demand) shall mean the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at 20 degrees centigrade expressed in milligrams per liter by weight.
"Building drain"
shall mean 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 sewers, beginning five feet (one and one-half meters) outside the inner face of the building walls.
"Building sewer"
shall mean the extension from the building drain to the property line or right-of-way line and connection to the public sewer or other point of disposal.
"City"
means the City of Harrisburg, a municipal corporation of the State of Oregon.
"Collection system"
means the system of public sewers to be operated by the City designed for the collection of sanitary sewerage.
"Combined sewer"
shall mean a sewer receiving both surface runoff and sewage.
"Customer"
means a person, corporation, association or agency receiving water or sewer service from the utility.
"Date of billing"
means the date indicated on the utility bill, usually the day the utility bill is mailed or final bill date.
"Day,"
for the purpose of this chapter, means calendar days and not work days.
"Domestic waste"
means any wastewater emanating from dwellings.
"Engineer"
shall mean the City Engineer of the City or their authorized deputy, agent, or representative.
"Equivalent user unit (EUU)"
means a volume of wastewater which incurs the same costs for operations, maintenance, and replacement as the average volume of domestic waste discharged from an average unit in the treatment works service area. For purposes of making this determination, the City shall utilize the metered water use records of the City of Harrisburg. A single EUU is equivalent to 748 gallons.
"Finance Officer"
means the Finance Officer of the City of Harrisburg or their supervisor.
"Garbage"
shall mean solid wastes from the domestic and commercial preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.
"Industrial wastes"
shall mean the liquid wastes from any nongovernmental user of publicly owned treatment works identified in the Standard Industrial Classification Manual, 1987 Edition, Office of Management and Budget, as amended and supplemented under the following divisions:
a. 
Division A –
Agriculture, forestry, and fishing;
b. 
c. 
Division D –
Manufacturing;
d. 
Division E –
Transportation, communications, electric, gas, and sanitary services;
e. 
Division I –
Services.
A user in the divisions listed may be excluded if it is determined that it will introduce primarily segregated domestic wastes or wastes from sanitary conveniences.
"Main extensions"
means extensions of collection pipelines, exclusive of service connections, beyond existing facilities.
"Mains"
means collection pipelines located in streets, highways, public ways or private rights-of-way which are used to serve the general public.
"Natural outlet"
shall mean any outlet into a watercourse, pond, ditch, lake, or other body of surface or ground water.
"New construction"
shall mean a new structure constructed for the purpose of human occupancy, employment, recreation, etc., including placement of a manufactured home, or other similar dwellings.
"Operation and maintenance"
means activities required to ensure the dependable and economical function of collection and treatment works.
a. 
"Maintenance"
means preservation of functional integrity and efficiency of equipment and structures. This includes preventive maintenance, corrective maintenance, and replacement of equipment.
b. 
"Operation"
means control of the unit processes and equipment that make up the collection and treatment works. This includes keeping financial and personal management records, laboratory control, process control, safety and emergency operation planning, employment of attorneys and consultants, payment of court costs and payment of any costs or fees reasonably associated with any of the above.
"Person"
shall mean any individual, firm, company, association, society, corporation, or group.
"pH"
shall mean the logarithm of the reciprocal of the weight of hydrogen ions in grams per liter of solution.
"Premises"
means the integral property or area, including improvements thereon, to which sanitary sewer service is or will be provided.
"Private sanitary sewer system"
shall mean any privy, privy vault, septic tank, cesspool, or other facility intended or used for the disposal of sewage on private property.
"Properly shredded garbage"
shall mean the 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 and conditions normally prevailing in public sewers, with no particle greater than one-half inch (1.27 centimeters) in any dimension.
"Public sewer"
shall mean a sewer in which all owners of abutting properties have equal rights and which is controlled by public authority.
"Public treatment works"
means a treatment works owned and operated by a public authority.
"Public Works Director"
shall mean the Public Works Director of the City of Harrisburg or their authorized deputy, agent, or representative.
"Rate schedules"
means the entire body of effective rates, rentals, charges and regulations as set forth in the resolution establishing fees and rates.
"Replacement"
means obtaining and installing equipment accessories or appurtenances that are necessary during the design or useful life, whichever is longer, of the collection and treatment works to maintain the capacity and performance for which such works were designed and constructed.
"Sanitary sewer"
shall mean a sewer which carries sewage and to which storm, surface, and ground waters are not intentionally admitted.
"Service area"
means the area in which the sanitary sewer service may be furnished at the utility's option, and includes all that territory within the corporate limits of the City of Harrisburg and certain areas adjacent or in reasonable proximity thereto.
"Service connection"
shall mean a public sewer which has been constructed to the property line or right-of-way line from a public sewer lateral or main for the sole purpose of providing a connection for the building sewer.
"Sewage"
shall mean 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 treatment plant"
shall mean any arrangement of devices and structures used for treating sewage.
"Sewage works"
shall mean City-owned facilities for collecting, pumping, treating and disposing of sewage.
"Sewer"
shall mean a pipe or conduit for carrying sewage.
"Shall"
is mandatory; "may" is permissive.
"Slug"
shall mean 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 of flows during normal operation.
"Storm drain"
(sometimes termed "storm sewer") shall mean a sewer which carries storm and surface waters and drainage, but excludes sewage and industrial wastes, other than unpolluted cooling water.
"Suspended solids"
shall mean solids that either float on the surface of or are in suspension in water, sewage, or other liquids, and which are removable by laboratory filtering.
"Treatment works"
means all facilities for collecting, pumping, treating, and disposal of sewage. "Treatment system" and "sewerage system" shall be equivalent terms for "treatment works."
"User"
means every person using any part of the public treatment works of the City of Harrisburg.
"User charge"
means charges levied on all users of the City of Harrisburg sanitary sewer system.
"Utility"
means the City of Harrisburg, a municipal corporation of the State of Oregon (Sanitary Sewer Department).
"Watercourse"
shall mean a channel in which a flow of water occurs, either continuously or intermittently.
"Wintertime average"
is the average number of EUUs for the months of November, December, January, February, March and April. Residential customers, May through October, will be billed monthly based upon the lesser of their wintertime average or actual water used.
(Ord. 601 Art. I, 1991; Ord. 716 § 1, 1996; Ord. 906 § 1, 2012; Ord. 935 § 1, 2015; Ord. 997 § 1 (Exh. A), 2023)