Ind. Code § 14-25-7-7
As used in this chapter, "stream" means a natural or an altered river, creek, slough, watercourse, or artificial channel that has:
(3) a watershed greater than one (1) square mile in area.
[Pre-1995 Recodification Citation: 13-2-6.1-1 part.]
As added by P.L.1-1995, SEC.18.