Oregon Revised Statutes Agriculture § 568.820

(1) The county court of any county east of the summit of the Cascade Mountains may designate areas as wind erosion districts when presented with a duly certified petition adequately describing the boundaries or area included in such districts and when the petition bears the signatures of two-thirds of the landowners or qualified representatives in the described district. Five such signatures shall be a minimum requirement.

(2) Boundaries described by metes and bounds or areas described by quarter sections shall be deemed adequately described.