§ 50.02 DEFINITIONS.
   For the purpose of this chapter the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   ACT or the ACT. The Federal Water Pollution Control Act, also known as the Clean Water Act, as amended, 33 U.S.C. 1251 et seq.
   APPLICABLE PRETREATMENT STANDARD. Any pretreatment limit or prohibitive standard (federal, state and/or local) contained in the city's ordinances and considered to be the most restrictive with which nonresidential users will be required to comply.
   B.O.D. (denoting BIOCHEMICAL OXYGEN DEMAND). 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. That part of the lowest horizontal piping of a drainage system that 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 outside the inner face of the building wall.
   BUILDING SEWER. A sewer conveying wastewater from the premises of a user to the POTW.
   CITY BUILDING INSPECTOR. The person so authorized by the city to inspect and approve the installation of septic tanks or other private wastewater disposal facilities, or his authorized deputy, agent or representative.
   COLOR. The optical density at the visual wave length of a maximum absorption, relative to distilled water. One hundred percent transmittance is equivalent to zero (0.0) optical density.
   COMBINED SEWER. A sewer receiving both sanitary and stormwater flow by design.
   COOLING WATER. The water discharged from any use, such as air conditioning, cooling or refrigeration, or to which the only pollutant added is heat.
   DISCHARGER. Any person allowing wastewater to be discharged to the public sewer system.
   EFFLUENT. A waste material, such as liquid industrial refuse, or wastewater, being discharged into a receiving stream.
   EXTENSION. An added section of sanitary sewer expanding the service area of an existing public sewer. A building sewer is not considered to be an extension.
   GARBAGE. Solid wastes from the domestic and commercial preparation, cooking, and dispensing of food, and from the handling, storage, and sale of produce.
   GROUND (SHREDDED) GARBAGE. Garbage that is shredded to such a degree that all particles will be carried freely in suspension under the conditions normally prevailing in the sewerage system, with no particle being greater than ½ inch in dimension.
   HOLDING TANK WASTE. Any waste from holding tanks such vessels, chemical toilets, campers, trailers, septic tanks, and vacuum pump tank trucks.
   INDUSTRIAL USER. Any industrial or commercial establishment subject to a National Categorical Pretreatment standard, that discharged industrial (process) wastewater to a publicly owned treatment works and/or meets conditions of the city's industrial pretreatment ordinance as referenced in § 52.27.
   INDUSTRIAL WASTES. The liquid wastes from industrial manufacturing processes, trade, or business, as distinct from sanitary wastewater.
   INFLUENT. The water, together with any wastes that may be present, flowing into a drain, sewer, receptacle or outlet.
   INSPECTOR. The person or persons duly authorized by the city, through its Utility Service Board, to assure compliance with all city ordinances pertaining to the POTW.
   INTERFERENCE. A discharge that, alone or in conjunction with a discharge, or discharges from other sources, does any one of the following:
      (1)   Inhibits or disrupts the POTW, its treatment processes or operations, its sludge processes, or its selected sludge use or disposal methods, or
      (2)   Causes a violation of any requirement of POTW's NPDES permit, including an increase in the magnitude or duration of a violation, or
      (3)   Prevents the use of the POTW's NPDES sewage sludge or its approved sludge disposal methods.
   NATIONAL CATEGORICAL PRE-TREATMENT STANDARD. Any regulation containing pollutant discharge limits promulgated by the EPA in accordance with section 307(b) and (c) of the Federal Water Pollution Control Act as amended by the Clean Water Act, which applies to a specific category of industrial users.
   NATIONAL POLLUTION DISCHARGE ELIMINATION SYSTEM or NPDES. The program administered by the USEPA and the IDEM.
   NATURAL OUTLET. Any outlet into a watercourse, pond, lake, or other body of surface or groundwater, or into any open or tile ditch or sewer which does not carry wastewater through the municipal wastewater treatment plant.
   NON-CATEGORICAL. Not subject to a National Categorical Pretreatment Standard.
   OPERATIONAL PROBLEM. An exceptional incident in which a discharger unintentionally and temporarily is in a state of noncompliance with the applicable standard due to factors beyond the reasonable control of the discharger.
   OWNER. The record owner of the property according to the assessment or transfer records in the office of the Auditor of Miami County, Indiana, whose address shall be deemed to be the mailing address of the property unless the owner has notified the business office of Peru Utilities at 335 East Canal Street, Indiana 46970, by certified mail with return receipt of a different address than that of the property.
   PASS THROUGH. A discharge that exists in the POTW into the waters of the United States in quantities or concentrations which, alone or in conjunction with a discharge or discharges from other sources, is a cause of a violation of any requirements of the city's NPDES (IN 0032328) or the NPDES for the Grissom Aeroplex POTW (IN 0024902), including an increase in the magnitude or duration of a violation.
   PERSON. Any individual, partnership, copartnership, firm, company, corporation, association, joint stock company, trust, estate, governmental entity, or their legal representatives, agents or assigns. PERSON includes all federal, state and local governmental entities.
   pH. A measure of the acidity or alkalinity of a solution, expressed in standard units.
   POLLUTANT. Means, but is not limited to, dredged spoil, incinerator residue, filter backwash, sewage, garbage, sewage sludge, munitions, chemical wastes, solid wastes, toxic wastes, hazardous substances, biological materials, radioactive materials (except those regulated under the Atomic Energy Act of 1954, as amended: 42 U.S.C. 2011 et seq.), heat, wrecked or discarded equipment, rock, sand, cellar dirt, and other industrial, municipal and agricultural waste discharge into water.
   POLLUTION. The man-made or man-induced alteration of the chemical, physical, biological and radiological integrity of water.
   PROHIBITED DISCHARGE STANDARDS or PROHIBITED DISCHARGE. Absolute prohibitions against the discharge of certain substances; these substances appear in § 50.15.
   POTW or PUBLICLY OWNED TREATMENT WORKS.  A treatment works as defined in Section 212(2) of the Act (33 U.S.C. 1292) which is owned by the city. This definition includes a treatment works defined by Section 212(2) of the Clean Water Act owned by the state or a municipality (as defined by Section 502(4) of the Clean Water Act), except that it does not include pipes, sewers or other conveyances not connected to a facility providing treatment. The term includes devices and systems used in the storage, treatment, recycling and reclamation of municipal sewage or compatible industrial wastes. It also includes sewers, pipes, and other conveyances only if they convey wastewater to a POTW treatment plant. The term also means the municipality, as defined by Section 502(4) of the Clean Water Act, that has jurisdiction over the indirect discharges to and the discharges from such a treatment works.
   PUBLIC SEWER. A sewer in which all owners of abutting properties have equal rights, which is controlled by public authority, and which carries wastewater to the POTW.
   SANITARY BUILDING DRAIN. That part of the lowest horizontal piping of the sanitary drainage system inside the walls of any building or structure, which receives water-carried wastes or the discharge from soil or waste stacks and branches and conveys the same to a point three feet outside the building or structure walls where it connects with its respective building sewer.
   SANITARY SEWAGE. All waste streams discharged to the POTW, excluding inflow, infiltration and industrial discharges.
   SANITARY SEWER. A sewer that conveys liquid and water-carried wastes from residences, commercial buildings, industrial plants and institutions; and to which storm, surface, and groundwaters are not intentionally admitted or authorized.
   SEWER. A pipe or conduit for carrying wastewater.
   SEWER PROPERTY DAMAGE. Substantial physical damage to property, damage to the treatment facilities which causes them to become inoperable, or substantial and permanent loss of the natural resources which can reasonably be expected to occur in the absence of a bypass.
   SHALL is mandatory; MAY is permissive.
   SLUG LOAD or SLUG. Any discharge at a flow rate or concentration which could cause a violation of the POTW NPDES permit or result in physical damage to the POTW.
   STORM DRAIN or STORM SEWER. A sewer which carries storm and surface waters and drainage, but excludes other liquid and water-carried wastes.
   STORMWATER. Any flow occurring during or following any form of natural precipitation and resulting therefrom.
   SUPERINTENDENT. The person so authorized by the Utility Services Board to act in his behalf of the department and of the city or his authorized deputy, agent or representative.
   SUSPENDED SOLIDS. Solids that either float on the surface of, or are in suspension in water, sewage, or other liquids, and which are removable by laboratory filtering.
   UTILITY. Term used to describe the City of Peru Municipal Utilities and includes any property owned and/or controlled by said entity.
   WASTEWATER. A combination of the water-carried wastes from residences, business buildings, institutions, and industrial establishments, together with such ground, surface and storm waters as may be present.
   WASTEWATER TREATMENT PLANT or TREATMENT PLANT. That portion of the POTW which is designed to provide treatment of municipal sewage and industrial waste.
   WATERCOURSE. A channel in which a flow of water occurs, either continuously or intermittently.
(Ord. 12-2001, passed 5-7-01)