Designation of areas by county court upon petition; description of boundaries. (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

ORS 568.820 — under Chapter 568.