[Code 1993, § 13.03]
(a) 
The following words, terms and phrases, when used in this article, shall have the meanings ascribed to them in this section, except where the context clearly indicates a different meaning:
APPROVING AUTHORITY
The sewer and water commission or other designated official of the Village or an authorized deputy, agent or representative.
BOD (denoting BIOCHEMICAL OXYGEN DEMAND)
The quantity of oxygen utilized in the biochemical oxidation of organic matter in five days at 20° C., expressed as milligrams per liter (mg/l). Quantitative determination of BOD shall be made in accordance with procedures set forth in the Standard Methods.
CATEGORY A
The sanitary sewer users who discharge normal domestic strength wastewater with concentrations of BOD no greater than 200 mg/l, suspended solids no greater than 250 mg/l and phosphorus no greater than six mg/l.
CATEGORY B
The sanitary sewer users who discharge wastewater with concentrations in excess of 200 mg/l of BOD, 250 mg/l of suspended solids and six mg/l of phosphorus. Users whose wastewater exceeds the concentration for any one of such parameters shall be in category B.
CHLORINE REQUIREMENT
The amount of chlorine, in mg/l, which must be added to sewage to produce a residual chlorine as specified in the Wisconsin Pollutant Discharge Elimination System (WPDES) permit.
CITY
The City of Racine, Racine County, Wisconsin.
COSTS, OPERATION AND MAINTENANCE
Includes all costs associated with the operation and maintenance of the wastewater collection and treatment facilities, as well as the costs associated with periodic equipment replacement which is necessary for maintaining the capacity and performance of the wastewater and collection and treatment facilities.
COSTS, REPLACEMENT
Expenditures for obtaining and installing equipment, accessories or appurtenances which are necessary during the useful life of the wastewater treatment facility to maintain the capacity and performance for which such facilities were designed and constructed.
DRAIN, BUILDING
The 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 sewer, beginning five feet (1.5 meters) outside the inner face of the building wall.
EASEMENT
An acquired legal right for the specified use of land owned by others for wastewater conveyance or treatment.
GARBAGE
The residue from the preparation, cooking and dispensing of food and from the handling, storage and sale of food products and produce.
GARBAGE, GROUND
The residue from the preparation, cooking and dispensing of food that has been shredded to such a degree that all particles will be carried freely in suspension under the flow conditions normally prevailing in public sewers with no particle greater than 1/2 inch in any dimension.
GRANTEE
The Village for the projects in which the Village receives federal funding.
INDUSTRIAL USER
Per the Federal Register, Vol. 43, No. 188, September 27, 1978, quoted as follows:
(1) 
Any nongovernmental, nonresidential user of 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 one of the following divisions:
a. 
Division A — Agriculture, Forestry, Fishing.
b. 
Division B — Mining.
c. 
Division D — Manufacturing.
d. 
Division E — Transportation, Communications, Electric, Gas and Sanitary Services.
e. 
Division I — Services.
(2) 
After applying the sanitary waste exclusion (if the grantee chooses to do so), dischargers in the above divisions having a volume exceeding 25,000 gpd or the weight of BOD, suspended solids or phosphorus equivalent to that weight found in 25,000 gpd of sanitary wastes are considered industrial users. Sanitary wastes are the wastes discharged from residential users.
(3) 
Any nongovernmental user which discharges any wastewater containing toxic pollutants or which has any other adverse effect on the treatment works or receiving waters.
(4) 
A commercial user of an EPA funded individual system.
INDUSTRIAL WASTE
The wastewater from an industrial process, trade or business as distinct from sanitary sewage.
INDUSTRY, MAJOR CONTRIBUTING
An industry that has a:
(1) 
Flow of 50,000 gallons or more per average workday;
(2) 
Flow greater than 5% of the flow carried by the wastewater collection treatment facilities receiving the waste;
(3) 
Material in its discharge included on a list of toxic pollutants issued under Wis. Stats. § 283.21(1); or
(4) 
Significant impact, either singularly or in combination with other contributory industries, on the wastewater treatment facility or the quality of its effluent.
MUNICIPALITY
The Village.
NATURAL OUTLET
Any outlet, including storm sewers and combined sewer overflows, into a watercourse, pond, ditch, lake or other body of surface water or groundwater.
OIL, FLOATABLE
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 oil if it is properly pretreated and the wastewater does not interfere with the collection system.
PARTS PER MILLION
A weight-to-weight ratio. The parts per million value multiplied by the factor 8.34 shall be equivalent to pounds per million gallons of water.
PERSON
Any natural person, firm, company, municipal or private corporation, association, society, institution, enterprise, governmental agency or other entity.
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. Neutral concentration of 10-7.
PHOSPHORUS
The total phosphorus and is expressed in mg/l of P (phosphorus).
POLLUTANTS, COMPATIBLE
BOD, suspended solids, phosphorus, nitrogen, pH or fecal coliform bacteria, plus additional pollutants identified in the city's WPDES permit for its wastewater treatment facility receiving the pollutants, if such works were designed to treat such additional pollutants and, in fact, does remove such pollutants to a substantial degree.
POLLUTANTS, INCOMPATIBLE
Wastewater with pollutants that will adversely affect or disrupt the quality of wastewater treatment if discharged to a wastewater treatment facility.
SEWAGE
The spent water of a person or community. The preferred term is "wastewater."
SEWAGE, SANITARY
A combination of liquid and water-carried wastes discharged from toilets and/or sanitary plumbing facilities.
SEWER
A pipe or conduit that carries wastewater or drainage water.
SEWER SERVICE CHARGE
A charge levied on users of the wastewater collection and treatment facilities to recover annual revenues for debt services, replacement costs, and operation and maintenance expenses of such facilities. The user charge which covers operation and maintenance, and replacement expenses is a part of the sewer service charge.
SEWER, BUILDING
The extension from the building drain to the public sewer or other place of disposal, also known as a house connection or house lateral.
SEWER, COMBINED
A sewer intended to receive both wastewater and stormwater or surface water.
SEWER, PUBLIC
Any publicly owned sewer, storm drain, sanitary sewer or combined sewer.
SEWER, SANITARY
A sewer that carries liquid and water-carried wastes from residences, commercial buildings, industrial plants and institutions, together with minor quantities of groundwater, stormwater, and surface water that are not admitted intentionally.
SEWER, STORM OR DRAIN
A drain or sewer for conveying water, groundwater, subsurface water or unpolluted water from any source.
SEWERAGE
The facilities used for the collection, treatment and disposal of wastewater.
SHALL and MAY
"Shall" is mandatory; and the term "may" is permissive.
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/or adversely affects the wastewater collection system and/or performance of the wastewater treatment facility.
STANDARD METHODS
The examination and analytical procedures 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 Water Works Association and the Water Pollution Control Federation.
STORMWATER RUNOFF
The portion of rainfall that is drained into the sewers.
STURTEVANT
The Village of Sturtevant, Racine County, Wisconsin.
SUSPENDED SOLIDS
The total 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 the Standard Methods and referred to as nonfilterable residue.
USER CHARGE
A charge levied on users of the wastewater collection and treatment facilities for payment of operation and maintenance costs of such facilities.
WASTEWATER
The spent water of a community or person. 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 COLLECTION FACILITIES and WASTEWATER COLLECTION SYSTEM
The structures and equipment required to collect and carry away domestic and industrial wastewater.
WASTEWATER TREATMENT FACILITY
The city's arrangement of devices and structures for treating wastewater, industrial wastes and sludge. Also referred to as wastewater treatment plant.
WASTEWATER, NORMAL DOMESTIC STRENGTH
Wastewater with concentrations of BOD no greater than 200 mg/l, suspended solids no greater than 250 mg/l and phosphorus no greater than six mg/l.
WATER, UNPOLLUTED
Water of a quality equal to or better than the effluent of the wastewater treatment facilities 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.
WATERCOURSE
A natural or artificial channel for the passage of water, either continuously or intermittently.
WISCONSIN POLLUTANT DISCHARGE ELIMINATION SYSTEM (WPDES) PERMIT
A document issued by the state department of natural resources which establishes effluent limitations and monitoring requirements for the municipal wastewater treatment facility. WPDES permit no. WI-0021130 and modifications thereof pertain to the City of Racine wastewater treatment facility.
[Code 1993, § 13.04(1), (2)]
(a) 
Sanitary sewers. No person shall discharge, or cause to be discharged, any unpolluted water, such as stormwater, groundwater, roof runoff, subsurface drainage or cooling water, to any sanitary sewer. Stormwater runoff from limited areas, which may be polluted at times, may be discharged to the sanitary sewers by permission of the approving authority.
(b) 
Storm sewers. Stormwater, other than that exempted under this section and all other unpolluted drainage, shall be discharged to such sewers as are specifically designated as storm sewers or to a natural outlet approved by the utilities director and other regulatory agencies. Unpolluted industrial cooling water or process water may be discharged to a storm sewer, combined sewer or natural outlet upon approval of the approving authority.