Oregon Revised Statutes Water Resources: Irrigation, Drainage, Flood Control, Reclamation § 553.210

(1) The electors of a district shall elect a board of directors whose number shall be fixed at five, seven or nine by the county court during formation proceedings. Directors shall be owners of land within the district and subject to the current charges and assessments of the district. The directors need not reside within the district.

(2) Each director shall be elected for a term of four years, commencing July 1, except the directors elected at the first election immediately following creation of the district. The directors first elected shall determine their terms by lot as follows:

(3) The board of directors shall fill any vacancy on the board as provided in ORS 198.320.

(4) The board of directors or 10 or more landowners may petition the county court to change the number of directors on the board of directors. If the court acts favorably on the petition, it shall enter an order which designates the terms of office of the five, seven or nine directors in general accordance with the provisions of this section so that the number remaining on the board will be divided into two equal or approximately equal groups as to terms. The change in the number of board members shall take place on July 1 next following the order.