For purposes of this Chapter, the following words, terms, and phrases shall have the meanings given to them in this Section, except where the context clearly indicates a different meaning:
(a) "Equivalent Residential Unit" or "ERU" is a value assigned to each Three Thousand Five Hundred (3,500) square feet of measured Impervious Surface Area or fraction thereof.
(b) "Impervious Surface Area" means Developed Land that prevents or significantly impedes the infiltration of Stormwater into the soil. Typical Impervious Surface Areas include, but are not limited to, roofs, sidewalks, walkways, patios, swimming pools, private driveways, parking lots, access extensions, alleys and other paved, engineered, compacted or gravel surfaces containing materials that prevent or significantly impeded the natural infiltration of stormwater into the soil.
(c) "Service Area" shall mean all real property within the corporate limits of the City, including all real property legally annexed thereto.
(d) "Service Charge" shall mean a stormwater management service charge applicable to a lot or parcel of real property that generally reflects the impact on or demand for stormwater management services provided by the City to properly control and manage the quantity and/or quality of Stormwater runoff associated with the lot or parcel of real property.
(e) "Square Footage of Impervious Area" means, for the purpose of assigning an appropriate number of ERUs to a parcel of real property, the square footage of all of the Impervious Surface Area using the outside boundary dimensions of the Impervious Area to include the total enclosed square footage, without regard to topographic features of the enclosed area.
(f) "Stormwater" means flows from rainfall or otherwise produced by, or resulting from, the elements, storm water discharges and releases or migrations of waters from properties, accumulations, flows, and overflows of water, including accelerated flows and runoffs, flooding and threats of flooding of properties and structures, and other surface and subsurface drainage.
(g) "Stormwater Drainage Facilities" means storm sewers, force mains, pumping stations and facilities for the treatment, disposal, impoundment, retention, control, or storage of waters; improvements of or for any natural or structural channel, swale, ditch, drain, floodway, or watercourse, including location, construction, reconstruction, reconditioning, widening, deepening, cleaning, removal of obstructions, straightening, boxing, culverting, tiling, filling, walling, arching, or change in course, location, or terminus; improvements of or for a river, stream, creek, or run, including reinforcement of banks, enclosing, deepening, widening, straightening, removal of obstructions, or change in course, location, or terminus; facilities for the protection of lands from the overflow of water, including a levee, wall, embankment, jetty, dike, dam, sluice, revetment, lake, pond. reservoir, swamp, wetland, retention or holding basin, control gate, or breakwater; facilities for controlled drainage, regulation of stream flow, and protection of an outlet; the vacation of a ditch or drain; equipment and furnishings; and all required appurtenances and necessary real estate and interests in real estate.
(h) "Stormwater Drainage System" means all Stormwater Drainage Facilities and natural watercourses owned by the City, or over which the City has jurisdiction by law to operate or maintain, used for collection and conducting Stormwater to, through, and from drainage areas to the points of final outlet including, but not limited to, any and all of the following: conduits and appurtenant features, canals, channels, creeks, catch basins, ditches, streams, gulches, gullies, flumes, culverts, siphons, streets, curbs, gutters, dams, floodwalls, levees, retention or detention facilities, rivers, swales, swamps, wetlands, and pumping stations.
(i) "Stormwater Management Program" means an identified set of measures and activities designed (i) to protect, restore and/or manage Stormwater quality by controlling and/or reducing pollutants, and/or (ii) to reduce and/or manage Stormwater quantity by controlling velocity, volume and rate.
(j) "Utility" shall mean the stormwater management utility established pursuant to this Chapter.
(Ord. 31-11. Passed 4-25-11.)