Oregon Revised Statutes Water Resources: Irrigation, Drainage, Flood Control, Reclamation § 547.105

(1) Within 30 days after any drainage district has been organized under the provisions of the Drainage District Act, the county clerk of the county in which the petition was filed shall call a meeting of the owners of land situated in the district for the purpose of electing a board of supervisors with three or five supervisors as determined by the owners of land within the district.

(2) The county clerk shall give notice of the meeting by publication in some newspaper published in each county in which lands of the district are situated, at least 10 days before the date of the meeting.

(3) The supervisors must be owners of land in the district.

(5) The three or five persons receiving the highest number of votes must be declared elected as supervisors. The supervisors shall determine the terms of their offices by lot. If three supervisors are elected, the supervisors shall serve, respectively, one, two and three years. If five supervisors are elected, one supervisor shall serve one year, two supervisors shall serve two years, and two supervisors shall serve three years. The supervisors first elected shall serve until their successors are elected and qualified.

(6) At a meeting of owners, owners that represent at least a majority of the acreage in the district constitute a quorum for the transaction of district business. In a year in which a quorum of owners is not achieved at the annual meeting called under ORS 547.110, owners representing at least 35 percent of the acreage in the district constitute a quorum for the annual meeting in the succeeding year.