923.01 DEFINITIONS.

   As used in this chapter:

   (1)   “Carbonaceous Biochemical oxygen demand” (CBOD) means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at 20oC.

   (2)   “Building drain” means that 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 three feet outside the outside face of the building wall.
(Ord. 2004-24. Passed 4-13-04.)

   (3)    “Building sewer” means the extension from the building drain to the public sewer or other place of disposal, also called the house connection or lateral, and shall be the property owners responsibility for installation, repair and maintenance.
(Ord. 2016-33. Passed 12-5-16.)

   (4)   “Chemical oxygen demand” (COD) means the quantity of oxygen utilized in the chemical oxidation of organic matter under standard laboratory procedures expressed in milligrams per liter.

   (5)   “City” means the City of Delphos, Ohio.

   (6)   “Combined sewer” means a sewer intended to receive both wastewater and storm or surface water.

   (7)   “Compatible pollutant” means a waste constituent which does not interfere with the operation or performance of the wastewater treatment works.

   (8)   “Director” means the Safety Service Director of the City or his designated representative.

   (9)   “Federal Act” means the Federal Water Pollution Control Act Amendments of 1972, Public Law 92-500, and any amendments thereto; as well as any guidelines, limitations and standards promulgated by the U.S. Environmental Protection Agency pursuant to the Act.

   (10)   “Floatable oil” means any oil, fat or grease in a physical state such that it will separate by gravity from wastewater by treatment in an approved pretreatment facility.

   (11)   “Garbage” means the animal and vegetable waste resulting from the handling, preparation, cooking and serving of food and the handling, storage or sale of produce.

   (12)   “Incompatible pollutant” means a waste constituent which interferes with the operation and performance of the wastewater treatment works.

   (13)   “Industrial Wastes” means the wastewater from industries as defined herein.

   (14)   “Industrial user” or “industry” means any nongovernmental user discharging a trade or process waste to a publicly owned treatment works as identified as a “Division A, B, D, E or I” industry in the Standard Industrial Classification Manual, 1972, Office of Management and Budget, as amended and supplemented. A user in the Division A, B, D, E or I may be excluded if it is determined that the industry will introduce primarily segregated domestic wastes or wastes from sanitary conveniences.

   (15)   “Intercepting sewer” means a sewer intended to receive flows from both combined sewers and sanitary sewers; or a sewer whose primary purpose is to transport wastewater from collector (local) sewers to a Wastewater Treatment Plant.

   (16)   “May” is permissive; “Shall” is mandatory.

   (17)   “Natural Outlet” means any outlet, including storm sewers and combined sewer overflows, into a watercourse, pond, ditch, lake or other body of surface or groundwater.

   (18)   “NPDES” or “National Pollutant Discharge Elimination System” permit means any permit or equivalent document or requirements issued by the State water pollution control agency to regulate the discharge of pollutants.

   (19)   “Owner” is any person with title or rights to a property or facility.

   (20)   “Person” means any individual, firm, company, industry, association, society, corporation or group.

   (21)   “pH” means the reciprocal of the logarithm of the hydrogen ion concentration. The concentration is the weight of hydrogen ions, in grams, per liter of solution.

   (22)   “Pollutant” means any noxious chemical or other refuse material that impairs the purity of water.

   (23)   “Properly shredded garbage” means the wastes from the preparation, cooking, and dispensing of food that have been shredded to such a degree that all particles will be carried freely under the flow conditions normally prevailing in public sewers, with no particles greater than one-half inch or 1.27 centimeters in an dimension.

   (24)   “Pretreatment” means 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 pollutant into a wastewater treatment works.

   (25)   “Public sewer” means a common sewer controlled by a governmental agency, public utility or public authority.

   (26)   “Sanitary sewer” means a sewer that carries liquid and water-carried wastes from residences, commercial buildings, industries, and institutions, together with quantities of ground, storm and surface waters.

   (27)   “Sewer” means a pipe or conduit that carries wastewater or drainage water.

   (28)   “Slug” means 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 fifteen minutes more than five times the average twenty-four hour concentration of flows during normal operation and shall cause interference with the wastewater treatment works.

   (29)   “Storm sewer” or “storm drain” means a sewer for conveying water, groundwater, subsurface water or unpolluted water from any source.

   (30)   “Suspended solids” means 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 “Standard Methods for the Examination of Water and Wastewater” and referred to as non-filterable residue.

   (31)   “Toxic pollutants” include but are not necessarily limited to aldrindieldrin, benzidine, cadmium, cyanide, DDT-endrin, mercury, polychlorinated biphenyls (PCB’s) and toxaphene. Pollutants included as “toxic” shall be those promulgated as such by the United States Environmental Protection Agency.

   (32)   “Unpolluted water” means water discharged in its original state or water discharged which, after use for any purpose, is at least equal chemically, physically and biologically to the water from its original source, eg., potable water, groundwater, river and stream water and also is of sufficient quality to discharge to water of the state.

   (33)   “Wastewater” or “wastes” means the spent water of a community. From the standpoint of source, it may be a combination of the liquid and water-carried wastes from residences, commercial buildings, industries and institutions, together with any ground water, surface waste and stormwater that may be present.

   (34)   “Wastewater treatment plant” or “plant” means that portion of the wastewater treatment works required to treat wastewater and dispose of the effluent.

   (35)   “Wastewater treatment works” or “works” means the structures, equipment, parcels of land, easements and processes required to collect, carry away and treat wastewater and dispose of the effluent of the City. Wastewater treatment works shall include sanitary sewers and intercepting sewers, but shall not include storm sewers.

      (Ord. 2004-24. Passed 4-13-04.)