2011 ORS § 469.590¹
Definitions for ORS 469.590 to 469.595
(1) High-level radioactive waste means spent nuclear fuel or the radioactive by-products from the reprocessing of spent nuclear fuel.
(2) Spent nuclear fuel means nuclear fuel rods or assemblies which have been irradiated in a power reactor and subsequently removed from that reactor. [1981 c.1 §2]