A district shall be created for the following purposes:
(1) the control, storage, preservation, and distribution of its storm water and floodwater, the water of its rivers and streams for irrigation, power, and all other useful purposes;
(2) the reclamation and irrigation of its arid, semiarid, and other land needing irrigation;
(3) the reclamation and drainage of its overflowed land and other land needing drainage;
(4) the conservation and development of its forests, water, and hydroelectric power;
(5) the navigation of its inland and coastal water;
(6) the control, abatement, and change of any shortage or harmful excess of water;
(7) the protection, preservation, and restoration of the purity and sanitary condition of water within the state; and
(8) the preservation of all natural resources of the state.