It is declared to be the policy of this state, and within the scope of this chapter and chapter 38-8 , to: (1) Provide for conservation of the natural resources of this state; (2) Provide for the control and prevention of soil erosion; (3) Provide for the prevention of floodwater and sediment damages; and (4) Provide for furthering the conservation, development, utilization, and disposal of water to: (a) Preserve natural resources; (b) Control floods; (c) Prevent the impairment of dams and reservoirs; (d) Assist in maintaining the navigability of rivers and harbors; (e) Preserve wildlife habitat; (f) Promote soil health principles and practices; (g) Protect the tax base; (h) Protect public lands; and (i) Protect and promote the health, safety, and general welfare of the people of this state. Source: SL 1937, ch 19 , § 2; SDC 1939, § 4.1501; SL 1957, ch 4 , § 1; SL 2024, ch 166 , § 3.