Section 89-O. Powers of local officers

If in any city having a population
  of fifty thousand or more there now exists or shall hereafter be created
  a board, body or officer having jurisdiction of  matters  pertaining  to
  water  supply  such  board,  body or officer shall have and may exercise
  such power, jurisdiction and authority in  enforcing  the  laws  of  the
  state  and the orders, rules and regulations of the commission as may be
  prescribed by statute or by the commission.