Unless the context specifically indicates otherwise, the meanings
of terms used in this chapter shall be as follows:
A.
ADMINISTRATOR
FEDERAL ACT
FEDERAL GRANT
Federal government.
The Administrator of the United States Environmental Protection
Agency.
The Federal Water Pollution Control Act (33 U.S.C. § 1251
et seq.) as amended by the Federal Water Pollution Control Act Amendments
of 1972 (P.L. 92-500, P.L. 93-243 and P.L. 95-217).
The United States Government's participation in the financing
of the construction of treatment works as provided for by Title II,
Grants for Construction of Treatment Works, of the Act and implementing
regulations.
B.
DIRECTOR
STATE ACT
STATE GRANT
State government.
The Chief Administrator/Officer of the State of Illinois
Environmental Protection Agency.
The Illinois Anti-Pollution Bond Act of 1970 (30 ILCS 405/1
et seq.).
The State of Illinois participation in the financing of the
construction of treatment works as provided for by the Illinois Anti-Pollution
Bond Act and for making such grants as filed with the Secretary of
State of the State of Illinois.
C.
APPROVING AUTHORITY
BUILDING INSPECTOR
CITY
NPDES PERMITS
PERSON
SUPERINTENDENT
Local government.
The City Council of the City of Mendota acting by and through
the Superintendent of the Waterworks and Sewerage System as its duly
authorized agent or representative.
The Building Inspector of the City of Mendota or his authorized
deputy, agent or representative as designated by the City Council.
The City of Mendota and any reference thereto.
Any permit or equivalent document requirements issued by
the Administrator, or, where appropriate, by the Director, after enactment
of the Federal Water Pollution Control Amendments of 1972, to regulate
the discharge of pollutants pursuant to Section 402 of the Federal
Act.[1]
Any and all persons, natural or artificial, including any
individual, firm, company, municipal or private corporation, association,
society, institution, enterprise, governmental agency or other entity.
The Superintendent of the Waterworks and Sewerage System
of the City of Mendota or his authorized deputy, agent or representative.[2]
E.
AVERAGE-STRENGTH SEWAGE
BOD (DENOTING "BIOCHEMICAL OXYGEN DEMAND")
COMPATIBLE POLLUTANT
EFFLUENT CRITERIA
FLOATABLE OIL
GARBAGE
INCOMPATIBLE POLLUTANT
INDUSTRIAL WASTE
INFILTRATION
INFILTRATION/INFLOW
INFLOW
MAJOR CONTRIBUTING INDUSTRY
(1)
(2)
(3)
(4)
MILLIGRAMS PER LITER
pH
POPULATION EQUIVALENT
PPM
PROPERLY SHREDDED GARBAGE
SEWAGE
SIGNIFICANT INDUSTRY
SLUDGE
STANDARD METHODS
SUSPENDED SOLIDS
UNPOLLUTED WATER
WASTEWATER
WATER QUALITY STANDARDS
Wastewater and its characteristics.
Sewage with characteristics not exceeding a five-day 20°
C. biochemical oxygen demand of 200 mg/l, a suspended solids content
of 200 mg/l and an ammonia nitrogen content of 15 mg/l based on 100
gpcpd.
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.
Biochemical demand, suspended solids, pH and fecal coliform
bacteria, plus additional pollutants identified in the NPDES permit.
As defined in any applicable NPDES permit.
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.
Solid wastes from the domestic and commercial preparation,
cooling, and dispensing of food, and from the handling, storage, and
sale of produce.
Any pollutant which is not a compatible pollutant as defined
in this section.
Any solid, liquid or gaseous substance discharged, permitted
to flow or escaping from an industrial, manufacturing, commercial
or business establishment or process or from the development, recovery
or processing of any natural resource as distinct from sanitary sewage.
The water entering a sewer system, including building drains
and sewers, from the ground, through such means as, but not limited
to, defective pipes, pipe joints, connections, or manhole walls. (Infiltration
does not include and is distinguished from inflow.)
The total quantity of water from both infiltration and inflow
without distinguishing the source.
The water discharge into a sewer system, including building
drains and sewers, from such sources as, but not limited to, roof
leaders; cellar, yard, and area drains; foundation drains; unpolluted
cooling water discharge; drains from springs and swampy areas; manhole
covers, cross-connections from stormwaters, surface runoff, street
wash waters or drainage. (Inflow does not include, and is distinguished
from, infiltration.)
An industrial user of the publicly owned treatment works
that:[3]
Has a flow of 50,000 gallons or more per average work day;
Has a flow greater than 5% of the flow carried by the municipal
system receiving the waste;
Has in its waste a toxic pollutant in toxic amounts as defined
in standards issued under Section 307(a) of the Act; or
Is found by the permit-issuing authority, in connection with
the issuance of a NPDES permit to the publicly owned treatment works
receiving the waste, to have significant impact, either singly or
in combination with other contributing industries, on that treatment
works or upon the quality of effluent from that treatment works.
A unit of the concentration of water or wastewater constituent.
It is 0.001 g of the constituent in 1,000 ml of water. It has replaced
the unit formerly used commonly, parts per million, to which it is
approximately equivalent, in reporting the results of water and wastewater
analysis.
The logarithm (base 10) of the reciprocal of the hydrogen-ion
concentration expressed in grams per liter of solution. It shall be
determined by one of the procedures outlined in Standard Methods.
A term to evaluate the impact of industrial or other waste
on a treatment works or stream. One population equivalent is 100 gallons
of sewage per day, containing 0.20 lb./D of suspended solids or 0.17
lb./D of BOD. The impact on a treatment works is evaluated as the
equivalent of the highest of the three parameters. Impact on a stream
is the higher of the BOD or suspended solids parameters.
[Amended by Ord. No. 10-01-07]
Parts per million by weight.
The wastes from the preparation, cooking, and dispensing
of food that have been shredded to such 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 (1.27 centimeters)
in any dimensions.
A combination of the water-carried wastes from residences,
business buildings, institutions, and industrial establishments, together
with such groundwater, surface water, and stormwater as may be present.
Any industry that will contribute greater than 10% of the
design flow and/or design pollutant loading of the treatment works.
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 twenty-four-hour concentration of flows during normal
operation.[4]
The examination and analytical procedures set forth in the
most recent edition of Standard Methods for the Examination of Water
and Wastewater published jointly by the American Public Health Association,
the American Waterworks Association and the Water Environment Federation.
Solids that either float on the surface of, or are in suspension
in water, sewage, or industrial waste, and which are removable by
a laboratory filtration device. Quantitative determination of suspended
solids shall be made in accordance with procedures set forth in Standard
Methods.
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 treatment facilities provided.
The spent water of a community. It may be a combination of
the liquid and water-carried domestic wastes from residences, commercial
buildings, industrial plants and institutions, together with any groundwater,
surface water, and stormwater that may be present and which is not
intentionally admitted.
As defined in the Water Pollution Regulations of Illinois.
F.
BUILDING DRAIN
BUILDING SEWER
COMBINED SEWER
EASEMENT
PUBLIC SEWER
SANITARY SEWER
SEWER
SEWERAGE WORKS
STORM SEWER
STORMWATER RUNOFF
Sewer types and appurtenances.
That part of the lowest 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
or other approved point of discharge, beginning five feet (1.5 meters)
outside the inner face of the building wall.
The extension from the building drain to the public sewer
or other place of disposal.
A sewer which is designed and intended to receive wastewater,
stormwater, surface water and groundwater drainage.
An acquired legal right for the specific use of land owned
by others.
A sewer dedicated to or provided by or subject to the jurisdiction
of the City of Mendota consisting of collector sewer, interceptor
sewer, force main and pumping station. It shall also include sewers
within or outside the City boundaries that serve one or more persons
and ultimately discharge into the City sanitary sewer system, even
though those sewers may not have been constructed with City funds.
A sewer that conveys sewage or industrial wastes, or a combination
of both, and into which stormwater, surface water and groundwaters
or unpolluted industrial wastes are not intentionally admitted. The
minimum size diameter of sanitary sewers shall be eight inches, and
sanitary sewers shall be installed to serve all individual properties
within the subdivision. They shall be constructed of a material that
is acceptable according to the State of Illinois Plumbing Code and
the International Plumbing Code, latest edition, meeting the approval
of the City Engineer. All sanitary sewer manholes shall be constructed
of precast concrete, as approved by the City Engineer. All manholes
shall have steps attached. All manholes installed shall not exceed
intervals of 400 feet, unless otherwise approved by the Plan Commission.
The main-line sanitary sewer system shall be located no more than
four feet behind the back of curb unless otherwise approved by the
City Engineer.
[Amended by Ord. No. 10-01-07]
A pipe or conduit for conveying sewage or any other waste
liquids, including stormwater, surface water and groundwater drainage.
All facilities of sewers and appurtenances for the collection,
transportation, pumping and disposing of sewage.
A sewer that carries stormwater, surface water and groundwater
drainage but excludes sewage and industrial wastes other than unpolluted
cooling water.
That portion of the precipitation that is drained into the
sewer.
G.
PRETREATMENT
WASTEWATER FACILITIES
WASTEWATER TREATMENT WORKS
Treatment.
The treatment of wastewater from sources before introduction
into the wastewater treatment works.
The structures, equipment, and processes required to collect,
carry away, and treat domestic and industrial wastes and transport
effluent to watercourse.
An arrangement of devices and structures for treating wastewater,
industrial wastes, and sludge. Sometimes used as synonymous with "wastewater
treatment plant" or "sewage treatment plant" or "pollution control
plant."
H.
NATURAL OUTLET
WATERCOURSE
Watercourse and connections.
Any outlet into a watercourse, pond, ditch, or other body
of surface water or groundwater.
A channel in which a flow of water occurs, either continuously
or intermittently.
I.
CONTROL MANHOLE
INDUSTRIAL USER
(1)
(2)
(3)
RESIDENTIAL OR COMMERCIAL USER or NONINDUSTRIAL USER
User types.
A structure located on a site from which industrial wastes
are discharged. Where feasible, the manhole shall have an interior
drop. The purpose of a control manhole is to provide access for a
City representative to sample and/or measure discharges.
For the purpose of industrial cost recovery, shall mean any
nongovernmental, nonresidential user of a publicly owned treatment
works which discharges more than the equivalent of 25,000 gallons
per day (gpd) of sanitary wastes and which is identified in the Standard
Industrial Classification Manual, 1972, Office of Management and Budget,
as amended and supplemented, under the following divisions:
In determining the amount of a user's discharge for purposes of industrial cost recovery, the City will exclude domestic wastes or discharges from sanitary conveniences. After applying the sanitary waste exclusion in the preceding subsection, dischargers in the above divisions that have a volume exceeding 25,000 gpd or the weight of biochemical oxygen demand (BOD) or suspended solids (SS) equivalent to the weight found in 25,000 gpd of sanitary waste are considered industrial users. Sanitary wastes, for purposes of this calculation of equivalency, are the wastes discharged from residential users, which shall be the strength of the residential discharges in terms of parameters including, as a minimum, BOD and SS per volume of flow as defined in § 245-47.
Any nongovernmental user of a publicly owned treatment works
which discharges wastewater to the treatment works which contains
toxic pollutants or poisonous solids, liquids, or gases in sufficient
quantity, either singly or by interaction with other wastes, to contaminate
the sludge of any municipal systems, or to injure or to interfere
with any sewage treatment process or which constitutes a hazard to
humans or animals, creates a public nuisance, or creates any hazard
in or has an adverse effect on the waters receiving any discharge
from the treatment works.
For the purpose of establishing industrial cost recovery
provisions, shall mean any user of the treatment works not classified
as an industrial user or excluded as an industrial user as provided
for in this section.
J.
INDUSTRIAL COST RECOVERY
MONTHLY CUSTOMER CHARGE
OPERATION AND MAINTENANCE COSTS
REPLACEMENT
SURCHARGE
USEFUL LIFE
USER CHARGE
WASTEWATER USE RATE
WATERWORKS AND SEWERAGE FUND
Types of charges.
[Amended by Ord. No. 05-17-99B]
Recovery from the industrial users of a treatment works of
the grant amount allocable to treatment of wastes from such users
pursuant to Section 204(b) of P.L. 92-500 and 40 CFR Part 35.918(1)
and (2).
The charge for a portion of all general, billing and administrative
costs of the wastewater system to be paid monthly. This is the minimum
charge for all customers.
All costs, direct and indirect (other than debt service),
necessary to insure adequate wastewater treatment on a continuing
basis, conforming with related federal, state and local requirements,
and assuring optimal long-term facility management. These costs include
an annual charge for replacement of equipment computed on the basis
of the cost of equipment replacement divided by its useful life.
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 terms "operation" and
"maintenance" includes replacement.
The assessment in addition to the monthly customer charge and wastewater use rate which is levied on those persons whose wastes are greater in strength or volume than the concentration values established in § 245-47.
The estimated period during which the treatment works will
be operated and shall be 30 years from the date of start-up of any
wastewater facilities constructed with a state grant.
A charge levied on users of treatment works in the proportionate
share to each user of the cost of operation and maintenance, including
replacement, of such facilities pursuant to Section 204(b) of P.L.
92-500 and shall include surcharges for the treatment of any excess-strength
wastes.
The monthly rate for all other general, debt service, maintenance,
billing and administrative costs as related to the wastewater system;
a cost per 100 cubic feet of use as recorded by the water meter.
The principal accounting designation for all revenues received
and expenses incurred in the operation of the waterworks and/or sewerage
system. These revenues and expenses shall be recorded in the waterworks
account of the waterworks, and sewerage fund and revenues and expenses
of the sewerage system shall be recorded in the sewerage account of
the waterworks and sewerage fund.
