Unless the context specifically indicates otherwise,
the meanings of terms used in this article shall be as follows:
- BIOCHEMICAL OXYGEN DEMAND
- The quantity of oxygen utilized in the biochemical oxidation
of organic matter under standard laboratory procedure in five days
at 20º C., expressed in milligrams per liter.
- BUILDING DRAIN
- That part of the lowest horizontal piping of a drainage for
soil, waste and other drainage pipes inside the walls of the building
which conveys it to the building sewer, beginning five feet outside
the inner face of the building wall. The building drain shall be both
visible and easily accessible.
- BUILDING SEWER
- The extension from the building drain to the public sewer
or other place of disposal, also called "house connection."
- COMBINED SEWER
- A sewer intended to receive both wastewater and storm- or
surface water.
- EASEMENT
- An acquired legal right for the specific use of land owned
by others.
- 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. Wastewater shall be considered free of floatable fat if
it is properly pretreated and the wastewater does not interfere with
the collection system.
- GARBAGE
- The animal and vegetable waste resulting from the handling,
preparation, cooking and serving of foods.
- INDUSTRIAL WASTES
- The wastewater from industrial processes, trade or business
as distinct from domestic or sanitary wastes.
- NATURAL OUTLET
- Any outlet, including storm sewers and combined sewer overflows,
into a watercourse, pond, ditch, lake or other body or surface or
ground water.
- PERSON
- Includes an individual, firm, company, association, society,
corporation or group.
- pH
- The logarithm of the reciprocal of the hydrogen ion concentration.
The concentration is the weight of hydrogen ions, in grams, per liter
of solution.
- 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 1/2 inch in any dimension.
- PUBLIC SEWER
- A common sewer controlled by a governmental agency or public
utility.
- SANITARY SEWER
- A sewer that carries liquid- and water-carried wastes from
residences, commercial buildings, industrial plants and institutions,
together with minor quantities of ground- , storm- and surface waters
that are not intentionally admitted.
- SEWAGE
- The spent water of a community. The preferred term is "wastewater,"
as defined herein.
- SEWER
- A pipe or conduit that carries wastewater or drainage water.
- SLUG
- Any discharge of water or wastewater 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 twenty-four-hour concentration of flows during normal operation
and which adversely affects the collection system and/or performance
of the wastewater treatment works.
- STORM DRAIN
- A drain or sewer for conveying water, groundwater, subsurface
water or unpolluted water from any source.
- SUPERINTENDENT
- The city's authorized deputy, agent or representative.
- SUSPENDED SOLIDS
- Suspended matter that either floats on the surface of or
is in suspension in water, wastewater or other liquids and that is
removable by laboratory filtering as prescribed in Standard Methods
for the Examination of Water and Wastewater, and is referred to as
"nonfilterable residue."
- 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.
- WASTEWATER
- The spent water of a community. From the standpoint of source,
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
- The structures, equipment and processes required to collect,
carry away and treat domestic and industrial wastes and dispose of
the effluent.
- 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 "water pollution
control plant."
- WATERCOURSE
- A natural or artificial channel for the passage of water
either continuously or intermittently.
