(A) For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
AMMONIA or NH3-N. The same as ammonia-nitrogen measured as nitrogen. The laboratory determinations shall be made in accordance with procedures set forth in Standard Methods as defined in this section.
BIOCHEMICAL OXYGEN DEMAND (BOD). Of sewage, sewage effluent, polluted waters or industrial wastes, shall mean the quantity of dissolved oxygen in milligrams per liter required during stabilization of the decomposable organic matter by aerobic biochemical action under standard laboratory procedures for 5 days at 20°C. The laboratory determinations shall be made in accordance with procedures set forth in Standard Methods.
BUILDING OR HOUSE DRAIN. The lowest horizontal piping of building drainage system which receives the discharge from waste, and other drainage pipes inside the walls of the building and conveys it to a point approximately 5 feet outside the foundation wall of the building.
(a) BUILDING DRAIN - SANITARY. A building drain which conveys sanitary or industrial sewage only.
(b) BUILDING DRAIN - STORM. A building drain which conveys storm water or other clean water drainage, but no wastewater.
BUILDING OR HOUSE LATERAL SEWER. The extension from the building drain to the sewerage system or other place of disposal. (Also called HOUSE CONNECTIONS).
(a) BUILDING SEWER - SANITARY. A building sewer which conveys sanitary or industrial sewage only.
(b) BUILDING SEWER - STORM. A building sewer which conveys storm water or other clean water drainage, but no wastewater.
CARBONACEOUS BIOCHEMICAL OXYGEN DEMAND (CBOD). Five-day measure at pollutant parameters CARBONACEOUS BIOCHEMICAL OXYGEN DEMAND.
CHEMICAL OXYGEN DEMAND (COD). Of sewage, sewage effluent, polluted waters, or industrial wastes, is a measure of the oxygen equivalent of that portion of organic matter in a sample that is susceptible to oxidation by a strong chemical oxidant. The laboratory determination shall be made in accordance with procedures set forth in Standard Methods.
COMBINED SEWER. A sewer intended to receive both wastewater and storm or surface water.
COMPATIBLE POLLUTANT. Biochemical oxygen demand, suspended solids, pH and fecal coliform bacteria, plus additional pollutants identified in the NPDES permit if the treatment works was designed to treat the pollutants and in fact does remove the pollutants to a substantial degree. The term “substantial degree” is not subject to precise definition, but generally contemplates removals in the order of 80% or greater. Minor incidental removals in the order of 10% to 30% are not considered substantial. Examples of the additional pollutants which may be considered compatible include:
(a) Chemical oxygen demand;
(b) Total organic carbon;
(c) Phosphorus and phosphorus compounds;
(d) Nitrogen and nitrogen compounds; or
(e) Fats, oils, and greases of animal or vegetable origin (except as prohibited, where these materials would interfere with the operation of the treatment works).
COUNCIL. The Town Council of the Town of New Carlisle, Indiana, or any duly authorized officials or Boards acting in its behalf.
EASEMENT. An acquired legal right for the specific use of land owned by others.
FECAL COLIFORM. Any of a number of organisms common to the intestinal tract of humans and animals, whose presence in sanitary sewage is an indicator of pollution.
FLOATABLE OIL. Oil, fat, or grease in a physical state, such that will separate by gravity from wastewater by treatment in a pretreatment facility approved by the town.
GARBAGE. Any solid wastes from the preparation, cooking, or dispensing of food and from handling, storage, or sale of produce.
IDEM. Indiana Department of Environmental Management.
INCOMPATIBLE POLLUTANT. Any pollutant that is not defined as a compatible pollutant, including nonbiodegradable dissolved solids, and further defined in 40 C.F.R. part 403.
INDUSTRIAL WASTES. Any solid, liquid, or gaseous substances or form of energy discharged, permitted to flow or escape from an industrial, manufacturing, commercial, or business process or from the development, recovery or processing of any natural resource carried on any person, and shall further mean any waste from an industrial sewer.
INFILTRATION. 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.
INFILTRATION/INFLOW. The total quantity of water from both infiltration and inflow without distinguishing the source.
INFLOW. The water discharged into a sewer system, including building drains and sewers, from such sources as, but not limited to, roof leader, cellar, yard and area drains, foundation drains, unpolluted cooling water discharges, drains from springs and swampy areas, manhole covers, cross- connections from storm sewers, and combined sewers, catch basins, storm waters, surface runoff, street wash waters, or drainage. INFLOW does not include and is distinguishable from infiltration.
INSPECTOR. The person or persons duly authorized by the town through its Town Council to inspect and approve the installation of building sewers and their connection to the public sewer system.
MAJOR CONTRIBUTOR. A contributor that:
(a) Has a flow of more than 25,000 gallons per average workday;
(b) Has in its waste a toxic pollutant in toxic amounts as defined in 33 U.S.C. § 1317(a) of the Clean Water Act or state statutes and rules;
(c) Has a flow greater than 5% of flow carried by the municipal system receiving the waste; and/or
(d) Is found by the town, State Control Agency or the U.S. Environmental Protection Agency (USEPA) to have significant impact, either singly or in connection with other contributing industries, on the wastewater treatment system, the quality of sludge, the system’s effluent quality, or air emissions generated by the system.
NATURAL OUTLET. Any outlet, including storm sewers and combined sewer overflows, into a watercourse, pond, ditch, lake, or other body of surface or ground water.
NORMAL DOMESTIC SEWAGE. Shall have the same meaning as defined in the Sewer Rate Ordinance.
NPDES PERMIT. National Pollutant Discharge Elimination System permit setting forth conditions for the discharge of any pollutant or combination of pollutants to the navigable waters of the United States pursuant to 33 U.S.C. § 1342.
PERSON. Any and all persons, natural or artificial, including any individual, firm, company, municipal or private corporation, partnership, copartnership, joint stock company, trust, estate, association, society, institution, enterprise government agency, the State of Indiana, the United States of America, or other legal entity, or their legal representatives, agents, or assigns. The masculine gender shall include the feminine and the singular shall include the plural where indicated by the context.
pH. The reciprocal of the logarithm of the hydrogen ion concentration. The concentration is the weight of hydrogen ions, in grams per liter of solution.
PHOSPHORUS (P). The chemical element phosphorus, total phosphorus laboratory determinations shall be made in accordance with procedures set forth in Standard Methods as defined in this section.
PRETREATMENT. The reduction of the amount of pollutants, the elimination of pollutants, or the alteration of the nature of pollutant properties in wastewater to a less harmful state prior to or in lieu of discharging or otherwise introducing the pollutants into a POTW. The reduction or alteration can be obtained by physical, chemical, or biological processes, process changes or by other means, except as prohibited by 40 C.F.R. § 403.6(d); and shall include all applicable rules and regulations contained in the Code of Federal Regulations as published in the Federal Register, under 33 U.S.C. § 1317, under regulation 40 C.F.R. part 403 pursuant to the Act, and amendments.
PRIVATE SEWER. A sewer which is not owned by public authority.
PROPERLY SHREDDED GARBAGE. The wastes from the preparation, cooking, and dispensing of food that has 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 sewer which is owned and controlled by the public authority and will consist of the following increments.
(a) COLLECTOR SEWER. A sewer whose primary purpose is to collect wastewaters from individual point source discharges.
(b) FORCE MAIN. A pipe in which wastewater is carried under pressure.
(c) INTERCEPTOR SEWER. A sewer whose primary purpose is to transport wastewater from collector sewers to a treatment facility.
(d) PUMPING STATION. A station positioned in the public sewer system at which wastewater is pumped to a higher level.
SANITARY SEWER. A sewer which carries sanitary and industrial wastes, and to which storm, surface, and groundwater are not intentionally admitted.
SEWAGE. The combination of the liquid and water-carried wastes from residences, commercial buildings, industrial plants, and institutions (including polluted cooling water). The 3 most common types of sewage are:
(a) COMBINED SEWAGE. Wastes including sanitary sewage, industrial sewage, storm water, infiltration, and inflow carried to the wastewater treatment facilities by a combined sewer;
(b) INDUSTRIAL SEWAGE. A combination of liquid and water-carried wastes, discharged from any industrial establishment, and resulting from any trade or process carried on in that establishment (this shall include the wastes from pretreatment facilities and polluted cooling water); and
(c) SANITARY SEWAGE. The combination of liquid and water-carried wastes discharged from toilet and other sanitary pumping facilities.
SEWAGE WORKS. The structures, equipment, and processes to collect, transport, and treat domestic and industrial wastes and dispose of the effluent and accumulated solids.
SEWER. A pipe or conduit for carrying sewage.
SHALL. Mandatory; 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 5 minutes more than 5 times the average 24-hour concentration of flow during normal operation and which adversely affects the sewage works.
STANDARD METHODS. The laboratory procedures set forth in the latest edition, at the time of analysis, of Standard Methods for the Examination of Water and Wastewater prepared and published jointly by the American Public Health Association, the American Water Works Association, and The Water Pollution Control Federation.
STORM SEWER. A sewer for conveying water, groundwater, or unpolluted water from any source and to which sanitary and/or industrial wastes are not intentionally admitted.
SUPERINTENDENT. The Superintendent of the municipal sewage works of the town, or his or her authorized deputy, agent, or representative.
SUSPENDED SOLIDS (S.S.). Solids which either float on the surface of or are in suspension in water, sewage, or other liquid and which are removable by laboratory filtration. Their concentration shall be expressed in milligrams per liter. Quantitative determination shall be made in accordance with procedures set forth in Standard Methods.
TOTAL SOLIDS. The sum of suspended and dissolved solids.
TOXIC AMOUNT. Concentrations of any pollutant or combination of pollutants which upon exposure to or assimilation into any organism will cause adverse effects, such as cancer, genetic mutations, and physiological manifestations, as defined in standards issued pursuant to the Clean Water Act (33 U.S.C. §§ 1251 et seq.).
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 benefitted by discharge to the sanitary sewers and wastewater treatment facilities provided.
VOLATILE ORGANIC MATTER. The material in the sewage solids transformed to gases or vapors when heated to 550°C for 15 to 20 minutes.
WASTEWATER. Water in which sewage has been discharged.
WATERCOURSE. A natural or artificial channel for the passage of water either continuously or intermittently.
(B) Any terms not defined herein, but defined in the Sewer Rate Ordinance in § 51.01 shall have the same meaning therein.
(1992 Code, § 9-29) (Ord. 756, § 1, passed 1-23-1990)