Oregon Revised Statutes Shipping and Navigation § 778.100

(1) When the Port of Portland contemplates the filling or reclamation of any low, swamp or submersible land within its territory held in private ownership, it may provide by ordinance for assessment by the board of the damages and benefits to be sustained by and to accrue to the land by reason of the filling or reclamation. In making the assessment the question of channel frontage as well as filling shall be considered in assessing benefits. The ordinance may provide for payment of damages to the owner of the land and may provide for creation of a lien upon the land in favor of the port for the amount of benefits and for payment of the amount of the lien, either in cash or in installments, with interest thereon over a term of years.

(2) The ordinance shall provide for a hearing before the board to be held, upon due notice to all owners of and persons interested in the lands to be affected by the assessment, before the assessment is made.

(3) Any owner or person interested in any land affected, who is aggrieved by an assessment made under this section may appeal to the Circuit Court of Multnomah County for judicial review of the assessment.