Sec. 4. As used in this chapter, "storm water conveyance system" means all methods, natural or manmade, used for conducting storm water to, through, or from a drainage area to any of the following:
(1) Conduits and appurtenant features.
(2) Canals.
(3) Channels.
(4) Ditches.
(5) Storage facilities.
(6) Swales.
(7) Streams.
(8) Culverts.
(9) Roadways.
(10) Pumping stations.