(2) Any party affected by a final order in a contested case issued by the commission or department may appeal the order to the Court of Appeals.
(3) An appeal under subsection (2) of this section shall be conducted as provided in ORS 183.482 except as specifically provided in this section.
(4) The petition for review shall state the facts showing how the petitioner is adversely affected by the final order and the ground or grounds upon which the petitioner contends the final order should be reversed or remanded.
(5) Except as provided in subsections (6) and (7) of this section, the filing of a petition for review in either the circuit court or the Court of Appeals shall stay enforcement of the final order.
(6) If the commission or department determines that substantial public harm will result from staying the final order, the commission or department may deny the stay. The denial shall be in writing and shall specifically state the substantial public harm that will result from staying the final order. Notwithstanding any contrary provision of law, if the petitioner requests a hearing on the denial:
(a) The court shall hold the hearing not more than 21 days after the request is made; and
(b) The denial shall remain in effect until the hearing has been held and the court has issued a decision concerning the denial.
(7) Enforcement of a final order that regulated off a diversion, appropriation or other use of surface or ground water in favor of a senior existing water right of record or senior determined claim:
(a) May only be stayed on appeal if the petition for review is served on the commission or department and proof of the service is filed with the court.
(b) Is not stayed if the commission or department denies the stay under subsection (6) of this section.
(8) If the commission or department receives service of a petition for review pursuant to subsection (7) of this section, not more than five business days after receiving the service the commission or department shall send the petition to the person or federally recognized Indian tribe that made the call for water to enforce the senior existing water right of record or senior determined claim.
(9) The review by the Court of Appeals under subsection (2) of this section shall be on the entire record forwarded by the commission or department. The court may remand the case for further evidence taking, correction or other necessary action. The court may affirm, reverse, modify or supplement the order appealed from, and make such disposition of the case as the court determines to be appropriate.
(10) The provisions of this section do not apply to any proceeding under ORS 537.670 to 537.695 or ORS chapter 539.
(11) For the purposes of this section:
(a) "Contested case" has the meaning given that term in ORS 183.310.
(b) "Determined claim" means a water right determined and established in an order of determination certified by the Water Resources Director under ORS 539.130.
(c) "Existing water right of record" has the meaning given that term in ORS 540.045.
(d) "Final order" has the meaning given that term in ORS 183.310. [1985 c.673 §9; 1999 c.791 §1; 2021 c.354 §1]