For purposes of this chapter, the following definitions shall apply.
Words used in the singular shall include the plural, and the plural,
the singular; words used in the present tense shall include the future
tense; the word "shall" is mandatory and not discretionary; the word
"may" is permissive.
AGENCY
The City of Onalaska Common Council, the Board of Public
Works, City Engineer or designee which is designated by it to administer
and enforce the terms of this chapter.
AGREEMENT
The current agreement between the City of La Crosse and the
City of Onalaska for the transportation and treatment of wastewater
emanating in the City of Onalaska.
AMMONIA NITROGEN PLUS ORGANIC NITROGEN
The quantity of soluble nitrogen in the oxidation trinegative
state combined with hydrogen and hydroxyl ions as NH4OH expressed in mg/l of nitrogen, plus the organically bound nitrogen
in the oxidation trinegative state; also referred to as "Kjeldahl
nitrogen"; the quantity being determined by Standard Methods for the
Examination of Water and Wastewater, latest edition.
BIOCHEMICAL OXYGEN DEMAND (BOD5)
The quantity of oxygen utilized in the biochemical oxidation
of organic matter under standard laboratory procedure in five days
at 20° C., expressed in milligrams per liter.
BUILDING DRAIN
The lowest horizontal piping of a drainage system which receives
the discharge from waste drainage pipes inside the building and conveys
the same to the building sewer, beginning five feet (1.52 meters)
outside the inner face of the building wall.
BUILDING SEWER
The extension from the building drain beginning at five feet
(1.52 meters) outside the inner face of the building wall to its connection
with the sanitary sewer or other place of disposal.
COMMERCIAL USER
Any user engaged in a business enterprise; churches, schools,
mobile home courts, governmental and public facilities, multifamily
units consisting of more than two families, elderly housing units,
care centers and nonprofit organizations shall be considered commercial
users.
COMPATIBLE POLLUTANT
Biochemical oxygen demand, suspended solids, pH, fecal coliform
bacteria, chemical oxygen demand, total organic carbon, nitrogen and
nitrogen compounds.
DIRECTOR OF PUBLIC WORKS/CITY ENGINEER
The Director of Public Works/City Engineer of the Water and
Sewer Commission of the City of Onalaska or their authorized deputy,
agent or representative.
DNR
The State of Wisconsin Department of Natural Resources.
DOMESTIC WASTEWATER
Water-carried wastes containing approximately 250 mg/l BOD5 and approximately 250 mg/l suspended solids, consistent
with that emanating from a typical household.
GARBAGE
Solid wastes from the domestic and commercial preparation,
cooling and dispensing of food, and from the handling, storage and
sale of produce.
GRANT
Federal and/or state financial assistance for the construction
of improvements to the public sanitary sewer collection system and/or
sewage treatment plant.
GRANTEE
The local agency which receives a grant.
INDUSTRIAL USER
Any nongovernmental, nonresidential user of a sewage treatment
plant which discharges more than the equivalent of 25,000 gallons
per day of sanitary wastes and which is identified in the Standard
Industrial Classification Manual, 1972, Office of Management and Budget,
as amended and supplemented, under one of the following divisions:
Division A, Agriculture, Forestry and Fishing; Division B, Mining;
Division D, Manufacturing; Division E, Transportation, Communications,
Electric, Gas and Sanitary Services; or Division I, Industrial Services.
INDUSTRIAL WASTEWATER
The liquid processing wastes from an industrial manufacturing
process, trade or business, including, but not limited to, all Standard
Industrial Classification Manual D manufacturers, as distinct from
domestic wastewater.
NATURAL OUTLET
Any outlet into a watercourse, pond, ditch, lake or other
body of surface water or groundwater.
NONCONTACT COOLING WATER
Wastewaters from a commercial or industrial user which have
not become exposed to contamination or pollution, the sole alteration
of which is in temperature increase and which do not contain any toxic
or deleterious substances.
PERSON
Any individual, corporation, company, association, cooperative,
trust, institution, partnership, state, municipality or federal agency.
pH
The logarithm of the reciprocal of the hydrogen ion concentration.
The concentration is the weight of the hydrogen ions, in grams per
liter of solution. Neutral water, for example, has a pH of seven and
hydrogen ion concentration of 10.
PRIVATE SEWAGE SYSTEM
A system comprised of a septic tank and effluent absorption
area designed for the purpose of processing and disposing of sewage.
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.
RESIDENTIAL USER
Single- and two-family homes which discharge domestic waste
to the public wastewater collection system, as distinct from commercial
or industrial users.
SANITARY INTERCEPTOR SEWER
A sewer whose primary purpose is to transport wastewaters
from collection systems to a treatment facility.
SANITARY SEWER
A pipe or conduit owned and maintained by the City which
carries sewage.
SANITARY WASTE
The wastes discharged from the average residential user in
the City; also termed domestic wastewater.
SEWAGE
A combination of the water-carried wastes from residences,
business buildings, institutions and industrial establishments.
SLUG
Any discharge of sewage or industrial wastewater, the concentration
of any constituent of which or the quantity of flow of which exceeds
instantaneously more than five times the average twenty-four-hour
concentration of flows of the user during normal operation.
STORM SEWER (STORM DRAIN)
A sewer which carries stormwater and surface waters and drainage,
but excludes sewage, garbage and domestic wastewater and wastewaters
other than noncontact cooling water from commercial and industrial
users.
SUSPENDED SOLIDS
Solids that are visible and in suspension in the liquid,
the quantity being determined by Standard Methods for the Examination
of Water and Wastewater, latest edition.
TREATMENT FACILITIES
Any devices and systems used in the storage, treatment, recycling
and reclamation of municipal sewage, domestic sewage or industrial
wastes.
UNALTERED WATER
Waters which are not changed chemically or physically as
a result of use.
USER CHARGE SYSTEM
A system based on estimated use of wastewater collection,
transportation and treatment services where each user pays its proportionate
share or construction and operation and maintenance cost of the collection,
transportation and treatment facilities.
USERS
Those residential, multifamily, commercial, governmental,
institutional and industrial establishments which are connected to
the public sanitary sewer collection system.
WATERCOURSE
A channel in which a flow of water occurs, either continuously
or intermittently.