2011 ORS § 537.585¹
Beneficial use of ground water prior to August 3, 1955, recognized as right to appropriate water when registered

Except as otherwise provided in ORS 537.545 (Exempt uses) or 537.575 (Permits granted, approved or pending under former law) or 537.595 (Construction or alteration of well commenced prior to August 3, 1955, recognized as right to appropriate water when registered) and subject to determination under ORS 537.670 (Determination of rights to appropriate ground water of ground water reservoir) to 537.695 (Conclusive adjudication), actual and lawful application of ground water to beneficial use prior to August 3, 1955, by or under the authority of any person or public agency or by or under the authority of a predecessor in interest of such person or public agency, when registered under ORS 537.605 (Registration of right to appropriate ground water claimed under ORS 537.585 or 537.595) and 537.610 (Recording registration statement), is recognized as a right to appropriate ground water to the extent of the maximum beneficial use thereof at any time within two years prior to August 3, 1955. [1955 c.708 §6(2)]