For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates, or requires, a different meaning.
ACT. The Federal Water Pollution Control Act (Pub. Law No. 92-500), as amended by the Clean Water Act (Pub. Law No. 95-217) of 1977, being 33 U.S.C. §§ 1251 et seq.
APPLICABLE PRETREATMENT STANDARD. Any pretreatment limit or prohibitive standard (federal, state, and/or local) contained in the chapter and considered to be the most restrictive with which non-domestic users will be required to comply.
AVERAGE MONTHLY DISCHARGE LIMITATION. The highest allowable average of daily discharges over a calendar month, calculated as the sum of all daily discharges measured through a calendar month divided by the number of daily discharges measured during that month.
BIOCHEMICAL OXYGEN DEMAND (BOD).
(1) Sewage, sewage effluent, polluted water, or industrial wastes shall measure 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 five days at 20°C.
(2) The laboratory determination shall be made in accordance with the methods contained in 40 C.F.R. part 136 or in accordance with any other method prescribed by the rules and regulations promulgated pursuant to this chapter.
CATEGORICAL PRETREATMENT STANDARD. Any regulation containing pollutant discharge limits promulgated by the EPA in accordance with § 307(b) and (c) of the Act, being 33 U.S.C. § 317(b) and (c), which applies to a specific category of industrial users.
C.F.R. Code of Federal Regulations.
CHEMICAL OXYGEN DEMAND (COD).
(1) Sewage, sewage effluent, polluted waters, or industrial wastes is a measure of the oxygen equivalent of that portion of the organic matter in a sample that is susceptible to oxidation by a strong chemical oxidant.
(2) The laboratory determination shall be made in accordance with the methods contained in 40 C.F.R. part 136 or in accordance with any other method prescribed by the rules and regulations promulgated pursuant to this chapter.
COMPOSITE SAMPLE.
(1) A COMPOSITE SAMPLE should contain a minimum of eight discrete samples taken at equal time intervals over the composition period.
(2) More than the minimum number of discrete samples will be required where the wastewater loading is highly variable.
CONTACT COOLING WATER. Any water used for heat exchange in a manufacturing process. The COOLING WATER may come in direct contact with a manufacturing product, equipment, or contaminate, or anything else that alters the chemical or physical characteristics of the water other than temperature.
DAILY DISCHARGE.
(1) Discharge of a pollutant; and
(2) Measured during a calendar day or any 24-hour period that reasonably represents a calendar day for purposes of sampling.
EFFLUENT. Water, together with any wastes that may be present, flowing out of a drain, sewer, receptacle, or outlet.
EMERGENCY. A combination of unforseen circumstances which require an immediate remedy. Said EMERGENCY shall be declared by the Town Council and shall be limited to a specific time period.
GARBAGE. Any solid wastes from the preparation, cooking, or dispensing of food, and from the handling, storage, or sale of produce.
GRAB SAMPLE. A sample which is taken from a wastestream on a one-time basis with no regard to the flow in the wastestream and without consideration of time.
GROUND GARBAGE. Garbage that is shredded to such a degree that all particles will be carried freely in suspension under the conditions normally prevailing in public sewers, with no particle being greater than one-half inch in dimension.
INDUSTRIAL USER. Any industrial or commercial establishment that discharges industrial (process) wastewater to a publicly owned treatment works.
INDUSTRIAL WASTE PERMIT. A permit to deposit or discharge industrial waste into any sanitary sewer as issued by the city.
INDUSTRIAL WASTES. Any solid, liquid, or gaseous substance or form of energy discharges, permitted to flow or escaping from an industrial, manufacturing, commercial, or business process or from the development, recovery, or processing of any natural resource.
INFLUENT. The water, together with any wastes that may be present, flowing into a drain, sewer, receptacle, or outlet.
INTERFERENCE.
(1) The inhibition or disruption of the POTW treatment processes or operations which contributed to a violation of any requirement of the city’s N.P.D.E.S. permit.
(2) The term includes prevention of sewage sludge use or disposal by the POTW in accordance with § 405 of the Act (33 U.S.C. § 1345) or any criteria, guidelines, or regulations developed pursuant to the Solid Waste Disposal Act (SWDA), being 42 U.S.C. §§ 6901 et seq., the Clean Air Act, being 42 U.S.C. §§ 7401 et seq., the Toxic Substances Control Act, being 15 U.S.C. §§ 2601 et seq., or more stringent state criteria (including those contained in any state sludge management plan prepared pursuant to Title IV of the SWDA, being 42 U.S.C. §§ 6941 et seq.) applicable to the method of disposal or use employed by the POTW.
MAJOR CONTRIBUTOR.
(1) A contributor that has a flow of more than 25,000 gallons per average workday;
(2) Has in its waste a toxic pollutant in toxic amounts as defined in § 307 of the Federal Act;
(3) Has a flow greater than 5% of the total POTW influent;
(4) Has in its wastes toxic pollutants as defined pursuant to § 307 of the Act, being 33 U.S.C. § 1317, or state statutes and rules; or
(5) Is found by the city, state, or the U.S. Environmental Protection Agency (EPA) to have significant impact, either by itself or in combination 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.
MASS EMISSION RATE. The amount of a pollutant to the town sewer system as measured in a weight per unit time. The MASS EMISSION RATE may be expressed, but not limited to, such terms as pounds per day, kilograms per day, or pounds per hour.
MAXIMUM DAILY DISCHARGE LIMITATIONS. Highest allowable daily discharge.
MAY. The act referred to is permissible.
NON-CONTRACT COOLING WATER. Any water used for heat exchange in a manufacturing process. The COOLING WATER shall not at any time come into direct contract with any manufacturing product, equipment contaminant, or anything else that would alter the chemical or physical characteristics of the water other than temperature.
NORMAL DOMESTIC SEWAGE. Sewage having an average daily suspended solids concentration of not more than 250 milligrams per liter, an average daily BOD of not more than 200 milligrams per liter.
N.P.D.E.S. PERMIT. National Pollutant Discharge Elimination System permit which sets the conditions for the discharge of any pollutant or combination of pollutants to the navigable waters of the United States pursuant to § 402 of Pub. Law No. 92-500, being 33 U.S.C. § 1317.
O & M. Operation and maintenance.
OUTLET. Any outlet, natural or constructed, which is the point of final discharge of sewage, or of treatment plant effluent, into any point of final discharge of sewage, or of treatment plant effluent into any watercourse, pond, ditch, lake, or other body of surface or groundwater.
PERSON.
(1) Any and all persons, including any individual, firm, company, municipal or private corporation, partnership, co-partnership, joint stock company, trust, estate, association, society, institution, enterprise, governmental agency, the state, the United States of America, or other legal entity, or the legal representatives, agents, or assigns.
(2) The masculine gender includes the feminine, the singular includes the plural where indicated by the context.
pH. The logarithm (to the base of ten) of the reciprocal of the hydrogen ion concentration of a solution expressed in gram-atom per liter of solution.
POLLUTANT.
(1) Any physical parameter or substance which, when discharged into any of the following would alter the physical, chemical, biological, or radiological integrity of those waters.
(a) The influent waters of the POTW.
(b) The waters of the state.
(2) The terms shall include, but not be limited to, dredged soil, solid waste, incinerator residue, sewage, garbage, sewage sludge, munitions, chemical wastes, biological materials, radioactive materials, heat, wrecked, or discarded equipment, rock, sand, cellar dirt, and industrial, municipal, and agricultural waste.
POTW. Public owned treatment works.
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 such pollutants into the 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).
PRETREATMENT REQUIREMENTS. Any substantive or procedural requirement related to pretreatment, other than a national pretreatment standard imposed on an industrial user.
RECEIVING STREAM. The watercourse, stream, or body of water receiving the waters finally discharged from the sewage treatment plant.
SANITARY SEWAGE. Sewage discharged from the sanitary conveniences of dwellings (including apartment houses and hotels), office buildings, factories, or institutions, and from stormwater, surface water, and industrial wastes.
SEWAGE. The water-carried wastes from residences, business buildings, institutions, and industrial establishments, singular or in any combination, together with such ground, surface, and stormwaters as may be present.
SEWAGE TREATMENT PLANT or WASTEWATER TREATMENT PLANT. The arrangement of devices, structures, and equipment used for treating and disposing of sewage and sludge.
SEWER. A pipe or conduit for carrying sewage or other waste liquids.
(1) COMBINED SEWER. A sewer which carries both storm, surface, and groundwater runoff and sewage.
(2) PUBLIC SEWER. A sewer in which all owners of abutting property have equal rights and which is controlled by public authority.
(3) SANITARY SEWER. A sewer which carries sewage and to which storm, surface, and groundwater drainage excludes sewage.
(4) SEWER SYSTEM. The network of sewers and appurtenances used for collecting, transporting, and pumping sewage to the sewage treatment plant.
SHALL. The act referred to is mandatory.
SLUDGE. Any solid, semi-solid, or liquid waste generated from a municipal, commercial, or industrial wastewater treatment plant, water supply treatment plant, or air pollution control facility, or any other waste having similar characteristics and effects as defined in standards issued under §§ 402 and 405 of the Federal Act, being 33 U.S.C. §§ 1342 and 1345, and in the applicable requirements under §§ 3001, 3004, and 4004 of the Solid Waste Disposal Act, being 42 U.S.C. §§ 6921, 6924, and 6944, Pub. Law No. 94-580.
STANDARD INDUSTRIAL CLASSIFICATION (SIC). A classification pursuant to the Standard Industrial Classification Manual issued by the Executive Office of the President, Office of Management and Budget, 1972.
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.
SUPERINTENDENT. The Superintendent of the sewage treatment facilities (or wastewater treatment plant) of the town, or its duly authorized representative.
SUSPENDED SOLIDS. Solids which either float on the surface or are in suspension in water, sewage, or other liquid and which are removable by laboratory filtration. His or her concentration shall be expressed in milligrams per liter. Quantitative determinations shall be made in accordance with procedures set forth in Standard Methods.
TOXIC AMOUNT. Concentrations of any pollutant or combination of pollutants which, upon exposure to any organism, will cause adverse effects such as cancer, genetic mutations, and physiological manifestations, as defined in standards issued pursuant to § 307(a) of Pub. Law No. 92-500, being 33 U.S.C. § 1317(a).
TOXIC POLLUTANT. Those substances referred to in § 307(a) of the Act, being 33 U.S.C. § 1317(a), as well as any other known potential substances capable of producing toxic affects.
TOWN. The Town of Bourbon, Indiana, or any duly authorized official’s action in its behalf.
UPSET. An exceptional incident in which a discharger unintentionally and temporarily is in a state of non-compliance with the applicable standard due to factors beyond the reasonable control of the discharger, and excluding non-compliance to the extent caused by operational error, improperly designed treatment facilities, inadequate treatment facilities, lack of preventative maintenance, or careless or improper operation of the facilities.
U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA). The U.S. Environmental Protection Agency, or where appropriate, the term may also be used as a designation for the Administrator or other duly authorized official of the Agency.
USER. Any person that discharges, causes, or permits the discharge of wastewater into the sewage system.
WASTEWATER, CONSTITUENTS, AND CHARACTERISTICS. The individual chemical, physical, bacteriological, and radiological parameters, including volume, flow rate, and other parameters, that serve to define, classify, or measure the contents, quality, quantity, and strength of wastewater.
WATERCOURSE. A channel in which a flow of water occurs either continuously or intermittently.
(Prior Code, § 3.1)