Oregon Revised Statutes Water Resources: Irrigation, Drainage, Flood Control, Reclamation § 537.336

(1) The State Department of Fish and Wildlife may request the Water Resources Commission to issue water right certificates for in-stream water rights on the waters of this state in which there are public uses relating to the conservation, maintenance and enhancement of aquatic and fish life, wildlife and fish and wildlife habitat. The request shall be for the quantity of water necessary to support those public uses as recommended by the State Department of Fish and Wildlife.

(2) The Department of Environmental Quality may request the Water Resources Commission to issue water right certificates for in-stream water rights on the waters of this state to protect and maintain water quality standards established by the Environmental Quality Commission under ORS 468B.048. The request shall be for the quantity of water necessary for pollution abatement as recommended by the Department of Environmental Quality.

(3) The State Parks and Recreation Department may request the Water Resources Commission to issue water right certificates for in-stream water rights on the waters of this state in which there are public uses relating to recreation and scenic attraction. The request shall be for the quantity of water necessary to support those public uses as recommended by the State Parks and Recreation Department.

(4) Any request for an in-stream water right to be supplied from stored water shall refer to the reservoir for a supply of water and shall show by documentary evidence that an agreement has been entered into with the owners of the reservoir for a sufficient interest in the reservoir to impound enough water for the purposes set forth in the request.