Section 15-0109. General jurisdiction

The department shall exercise its powers and perform its duties in any
  matter  affecting the construction of improvements to or developments of
  water resources for the public health, safety or welfare, including  but
  not   limited   to   the  supply  of  potable  waters  for  the  various
  municipalities and inhabitants thereof, the use of water for  industrial
  and  agricultural  operations, the developed and undeveloped water power
  of the state, the facilitation of proper drainage and the regulation  of
  flow and improvement of the rivers of the state.