As used in this chapter, the following words and terms shall have the following meanings unless the context shall indicate another or different meaning:
(1) “Council” means the Rhode Island rivers council.
(2) “River” means a flowing body of water or estuary or a section, portion, or tributary thereof, including streams, creeks, brooks, ponds, and small lakes.
(3) “Watershed” means a land area which because of its topography, soil type, and drainage patterns acts as a collector of raw waters which regorge or replenish rivers and existing or planned public water supplies.