shall mean the watershed (acreage) contributing surface water runoff to the city's storm drainage system.
shall mean those creeks, streams, rivers, lakes and other bodies of water into which surface waters are directed, either naturally or in manmade ditches or open systems.
shall include all natural and manmade elements used to convey storm water from the first point of impact with the surface of the earth to a suitable receiving water external to the boundaries of the city.
(Ord. 1045 § 1, 1993)