For the conservation and beneficial use of the water of the Neches River and its tributaries, including storm water and floodwater, the authority may control and use the water in the manner and for a particular purpose described by Section 8501.156, 8501.157, 8501.158, 8501.159, 8501.160, or 8501.161.
Tex. Spec. Dist. Loc. Laws § 8501.155