The following definitions will apply to all Sections of this Chapter:
(a) "Authorized person" means a person duly authorized by the Director of Public Safety-Service to act on his/her behalf in fulfilling the provisions of this Chapter.
(b) "Best Management Practices or BMP's" means schedules of activities, prohibitions of practices, maintenance procedures, and other management Practices to implement the prohibitions listed in this chapter and the local Pretreatment Ordinance [40 CFR 403.5(a)(1) and (b) and OAC 3745-3-04]. BMPs include treatment requirements, operating procedures, and practices to control plant site runoff, spillage or leaks, sludge or waste disposal, or drainage from raw materials storage. BMPs also include alternative means (i.e., management plans) of complying with, or in place of certain established categorical Pretreatment Standards and effluent.
(c) "BOD" means the biochemical oxygen demand, the quantity of oxygen, expressed as milligrams per liter, utilized in the biochemical oxidation of organic matter for a five (5) day time period at twenty (20) degrees C., further explained in the current edition of Standard Methods for Water and Wastewater Analysis, published by the American Public Health Association.
(d) "City" means the City of Rocky River, Ohio.
(e) "COD" means chemical oxygen demand, the quantity of oxygen, expressed as milligrams per liter used in the chemical oxidation of organic matter to carbon dioxide and water, further explained in Standard Methods for Water and Wastewater Analysis.
(f) "Control Authority" means the City of Rocky River through a Multi-Jurisdictional Agreement among the Cities of Bay Village, Fairview Park, Rocky River, and Westlake, as duly adopted by their Councils and Mayors, with amendment thereof subject to the terms of said Agreement.
(g) "Debt service" means the bond retirement which is incurred in the payment of capital costs for the construction and/or capital improvement of wastewater collection and treatment facilities.
(h) “Discharger/ Industrial Discharger" means any industrial, commercial, nondomestic, manufacturing, or processing facility that discharges industrial wastes to the POTW.
(i) "Domestic sewage" means sanitary sewage created in the preparation of foods, bathing, laundry facilities and sanitary facilities, as resulting from normal individual and group living functions which does not exceed normal wastewater concentrations as defined below.
(j) "Industrial wastes" means the solid, liquid or gaseous waste resulting from any industrial, manufacturing, trade or business process or from the development, recovery or processing of natural resources as distinct from domestic sewage.
(k) "mg/1" means milligrams per liter.
(l) "Non-domestic sewage" means any wastes exceeding normal wastewater concentrations as defined below.
(m) "Normal wastewater concentrations" is for the purposes of the extra strength surcharge system, normal wastewater concentrations are defined as a five (5) day biochemical oxygen demand (BOD) of two hundred fifty (250) milligrams per liter, suspended solids (SS) of two hundred fifty (250) milligrams per liter, phosphorous (P) of twenty (20) milligrams per liter and oil and grease (O/G) of fifty (50) milligrams per liter.
(n) "NPDES permit" means the National Pollutant Discharge Elimination System Permit, issued by the U.S. EPA or the State of Ohio EPA under the Clean Water Act regulating the discharge of water to navigable waters of the United States.
(o) "OM&R" means operation, maintenance and replacement.
(p) "Operation and maintenance costs" means the costs which are incurred in providing for the operation and maintenance of wastewater collection treatment and sewer billing services. Debt service costs are not included in operation and maintenance costs.
(q) "pH" means the logarithm of the reciprocal of the weight of hydrogen ions in gram moles per liter of solution.
(r) "Phosphorus" (P) means compounds of orthophosphates, polyphosphates and organic phosphorus.
(s) "ppm" means parts per million.
(t) "Publicly owned treatment works (POTW)" means a treatment works, as defined by section 212 of the Clean Water Act (33 U.S.C. Section 1292), which is owned by the Cities. This definition includes any devices or systems used in the collection, storage, treatment, recycling, and reclamation of sewage or industrial wastes of a liquid nature and any conveyances that transport wastewater to a treatment plant.
(u) "Replacement charge" means expenditures for obtaining and installing equipment, accessories, or appurtenances which are necessary during the useful life of the treatment works to maintain capacity and performance for which such works were designed and constructed.
(v) "Sanitary sewage" means a combination of the liquid and water-carried wastes from the sanitary convenience of residences, business buildings, institutions and commercial and industrial establishments.
(w) "Sanitary sewer" means a sewer which carries sanitary sewage and industrial wastes and to which storm, surface and ground wastes are not intentionally admitted.
(x) "Sewer user unit charge" means the fee levied on the sewer user to fund the operation, maintenance, replacement, bond retirement costs, and anticipated capital improvements for providing sanitary and sewer collection and wastewater treatment services.
(y) "Storm sewer" means a sewer which carries storm, surface waters, and drainage, but which excludes sanitary sewage and industrial wastes, other than polluted cooling water.
(z) "Storm water" shall include rain, surface and other water which is ordinarily discharged into public storm sewers in contrast to such other liquids and solids which are ordinarily discharged into public sanitary sewers.
(aa) "Subsurface drainage" means any water collected by footer drains or other devices below the ground.
(bb) "Suspended solids (SS)" means 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.
(cc) "User charge" means a charge levied on users of the wastewater collection and treatment facilities for the user's proportionate share of the cost of operation and maintenance (including replacement) of such facilities.
(dd) "User class" means a group of sewer users which have similar magnitudes of wastewater flows and wastewater characteristics.
(Ord. 73-12. Passed 12-10-12.)