Oregon Revised Statutes Public Lands § 274.025

(1) The title to the submersible and submerged lands of all navigable streams and lakes in this state now existing or which may have been in existence in 1859 when the state was admitted to the Union, or at any time since admission, and which has not become vested in any person, is vested in the State of Oregon. The State of Oregon is the owner of the submersible and submerged lands of such streams and lakes, and may use and dispose of the same as provided by law.

(2) No person shall acquire any right, title or interest in or to the submersible and submerged lands of any such navigable lakes, or any part thereof, by reliction or otherwise, or by reason of the lowering or drainage of the waters of such lakes, except as provided by statute.