§ 54.02 DEFINITIONS.
   For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning. Further definitions or explanations may be found in the Stormwater Utility Policy Manual. Any discrepancies between the definitions herein and the definitions stated in the Stormwater Utility Policy Manual shall be heard by the City Board of Public Works and Safety or the then-designated Board.
   CREDIT. A reduction in the stormwater user fee for a utility rate payer, based on attainment of criteria specified in this chapter and under the Stormwater Utility Policy and Procedures Manual as amended from time to time.
   EQUIVALENT RESIDENTIAL UNIT (ERU). The average amount of impervious surface area for a single-family residential property located within the corporate limits of the city. The ERU for the city is 2,750 square feet and shall be used in calculating user fees for non-residential properties.
   IMPERVIOUS SURFACE AREA (ISA). The horizontal surface area of property covered with materials that include, but are not limited to, concrete, asphalt, rooftop, blacktop, and compacted gravel such that the infiltration of stormwater is prevented or impeded. The total amount of ISA located on a property without regard to topographic features of the property is included. Driveways, roadways, parking lots, and other areas used for vehicular traffic are considered ISA. Undisturbed land, tilled agricultural land, ponds, lawns, and fields are not considered ISA for ISA calculations.
   INFILTRATION. Passage or movement of water into the soil.
   MULTI-FAMILY PROPERTY. A lot or parcel on which a building is situated containing two to four residential units shall be billed as a single ERU, and bills shall be sent to the owner of the property. A multi-family property containing five or more units shall be classified and billed as non-residential property.
   MULTI-UNIT PROPERTIES. Include, but are not limited to, commercial plazas, strip malls, apartment buildings, medical complexes, and commercial office buildings.
   MULTI-UNIT PROPERTY. A non-residential property that contains more than one unit within the same parcel.
   NON-RESIDENTIAL PROPERTIES. Include, but are not limited to, agricultural property; businesses and commercial property; churches and other places of religious affiliation; community centers; federal, state, and local government property; home-based business properties which require an improvement location permit; hospitals and medical centers; industrial property; multi-family properties which contain five or more units; mobile home parks; retirement centers; schools and colleges; and common areas of residential developments including, but not limited to, private streets, parking lots, recreational areas, office areas, maintenance areas, and all other areas not occupied by residential units.
   NON-RESIDENTIAL PROPERTY. All properties not categorized as residential properties or combined residential/business properties.
   RESIDENTIAL PROPERTY. A lot or parcel on which a building or mobile home is or may be situated in which a single family resides including home occupations properties allowed without a permit as defined in § 155.05. A multi-family property consisting of four or fewer residential units in a single building shall also qualify as a single RESIDENTIAL PROPERTY. Unimproved property that is not contiguous to another lot or parcel that both shares the same ownership and pays a user fee shall also qualify as a single RESIDENTIAL PROPERTY. A lot or parcel need not contain any improvement to be considered a RESIDENTIAL PROPERTY for purposes of this chapter.
   STORMWATER USER. The owner/renter of a lot or parcel of residential property or nonresidential property within the city’s corporate limits. USER shall be the then-current property owner as described by the County Property Records.
   STORMWATER UTILITY. All facilities and conveyances subject to the control of and/or under the ownership of the city used for collecting and conveying stormwater to, through, and from drainage areas to the point of final outlet including, but not limited to, inlets, conduits, appurtenant features, pipes, pumping stations, manholes, structures, channels, outlets, creeks, catch basins, ditches, legal county drains, streams, culverts, retention or detention basins, and other structural components and equipment that transport, move, or regulate stormwater. The system includes public streets, roads, alleyways, and highways. STORMWATER UTILITY may also extend to include the Stormwater Superintendent and employees of the city stormwater utility.
   USER. The owner of record according to the Madison County records.
(Ord. CC-O-2018-001, passed 6-18-2018)