(a) "Act" means the Clean Water Act (33 U.S.C. 1251 et seq.), as amended; as well as any guidelines, limitations and standards promulgated by the U.S. Environmental Protection Agency pursuant to the Act.
(b) "Biochemical oxygen demand (BOD)" of sewage, sewage effluent, polluted waters or industrial wastes means 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 twenty degrees centigrade. The laboratory determinations shall be made in accordance with procedures set forth in Standard Methods.
(c) "Depreciation" means an accounting device to systematically distribute the cost of wear and obsolescence.
(d) “Department service charges" means a charge levied on users of a treatment works for the cost of construction of the treatment works.
(e) "Director of Administration" means the Director of Administration of the City or his duly authorized agent.
(f) “Indirect discharge" means the discharge or the introduction of nondomestic pollutants from a source regulated under Section 307(b) and (c) of the Act, into a POTW.
(g) "Industrial user" means a source of indirect discharge. See also subsections (t) and (u) hereof.
(h) “Industrial wastes" means any solid, liquid or gaseous waste resulting from any industrial, manufacturing, trade or business process or from the development, recovery or processing of natural resources.
(i) "Maintenance" means keeping the treatment works in a state of repair.
(j) "Operation" means causing the treatment works to function for its intended purpose.
(k) "Operation charges" means a charge levied on users of the treatment works for the cost of operation and maintenance of such works.
(l) "Phosphorus" means total phosphorus content in wastewater as determined in Test Number 424F of Standard Methods for the Examination of Water and Wastewater, sixteenth edition, or the most current accepted edition.
(m) "POTW" means any sewage treatment works and the sewers and conveyance appurtenances discharging thereto, owned and operated by the City.
(n) "Premises" means a parcel of real estate including any improvements thereon which is determined by the Department to be a single user for the purposes of receiving, using and paying for sewer service.
(o) "Replacement" means expenditures for obtaining and installing equipment, accessories or appurtenances which are necessary during the service life of the treatment works to maintain the capacity and performance for which the works were designed and constructed.
(p) "Sewage" means water-carried human wastes or a combination of water-carried wastes from residences, business buildings, institutions and industrial establishments.
(q) “Sewer service charge” means an imposed charge upon all users receiving services from the Authority’s sewage system in a total amount sufficient to pay the costs of the system. Sewer service charges consist of a debt service charge, an operation, maintenance and replacement charge, and surcharges (if applicable).
(r) "Suspended solids" means solids which either float on the surface of, or are in suspension in water, sewage or other liquids, and which are removable by laboratory filtration. Their concentration shall be expressed in milligrams per liter.
Quantitive determination shall be made in accordance with procedures set forth in Standard Methods.
(s) "Useful life" means the estimated period during which units of the POTW will be operated.
(t) "Categorical industry" means an industrial user regulated by local and state standards and also by national pretreatment standards specifying quantities or concentrations of pollutants or pollutant properties which may be discharged or introduced into a POTW.
(u) "Non-categorical industry" means an industrial user regulated by local and state standards.
(v) “Debt service charge” means charges resulting from the capital investment in the wastewater system consisting of the annual principal and interest payments and other amounts required in connection with the issuance and sale of bonds to provide the funds for construction.
(w) “Normal domestic charge” means sewage which when analyzed shows by weight a daily average of not more than 250 parts per million (PPM) of suspended solids not more than 200 PPM of biochemical oxygen demand (BOD).
(x) “Surcharge” means the assessment in addition to the service charge which is levied on those persons whose wastes are greater in strength than the concentration values established as representative of normal domestic sewage.
(y) “User charge” means the charge assessed users of the sewage system to recover the cost of operation, maintenance and replacement of the sewage collection and sewage treatment system, and the cost of rendering bills and collection of sewer service charges. (Ord. 3995. Passed 11-28-95.)