IMPERVIOUS SURFACES: Any hard surface, other than the natural surface, that prevents or retards the absorption of water into the soil, or that causes reduced quality of runoff water or causes water to run off in greater quantities or at greater rates of flow than the natural surface.
STORMWATER: Water produced by storm, surface drainage, snow and ice melt, and other water handled by the stormwater system.
STORMWATER FACILITY: Any facility, improvement, development, or property made for controlling stormwater quantity and quality.
STORMWATER SYSTEM: All manmade stormwater facilities and conveyances and natural storm drain systems, including, but not limited to, designated open spaces owned and maintained by the city that stores, controls, treats, and/or conveys stormwater.
STORMWATER UTILITY: The utility which operates, maintains, regulates, and improves storm drain facilities and programs within the city. (Ord. 2010-05, 2010)