For the purpose of this ordinance, the following words and phrases shall have the following meanings:
BIOCHEMICAL OXYGEN DEMAND OR BOD: The BOD indicates the rate of oxygen utilized by wastewater under controlled conditions of temperature and time.
COLLECTION SYSTEM: The pipelines, pumping stations, force mains and all devices, appurtenances and facilities used for collecting and conducting waste to a point of treatment and disposal, but does not include private service pipelines.
INDUSTRIAL WASTE: The liquid, gaseous or solid waste produced as a result of any industrial operation.
INTERCEPTOR: A device in the internal plumbing of a building or adjacent thereto, that has the function of separating grease, oil and sand from the wastewater.
LATERALS: That part of the collection system that includes the pipelines from the collectors, which are normally in the public thoroughfares, through easements over private property to collect wastewater from several customers. A lateral does not have tributaries.
MILLIGRAMS PER LITER (MGLE): A unit of expression used in laboratory and scientific work to indicate very small concentrations or dilutions. It is a weight/volume relationship.
PARTS PER MILLION (PPM): A unit of expression used to compare the amount of the substance under surveillance to the total amount in the sample.
pH: The ratio of alkaline to acid in a liquid and ranging from zero to fourteen (0:14) is most acid, one is the most alkaline and seven is neutral.
PRELIMINARY TREATMENT: Treatment of wastewater by an "interceptor", as defined herein.
PRIVATE SEWER SYSTEM: A disposal system owned and operated by a resident that is not connected to the public collections system, such as septic tank, cesspools and privies.
SERVICE TAP: The portion of the collection system from a collector or lateral to the customer's property line or the limit of the easement through private property.
SUSPENDED SOLIDS: Solids held in suspension in a liquid under operating condition, as differing from sludge that will settle to the bottom and scum that will rise and float on liquid. (Ord. 1-79-80, 1-11-1980)