2015 ORS § 783.620¹
Discharge of ballast in navigable waters

Except as provided in ORS 783.635 (Discharge of ballast water prohibited), a person may not discharge the ballast of any vessel into the navigable portions or channels of any of the bays, harbors or rivers of this state, or within the jurisdiction of this state, so as to injuriously affect such portions or channels of such bays, harbors or rivers, or to obstruct navigation thereof. [Formerly 783.600]