10 C.F.R. § 63.202
Definitions for Subpart K.
Cite as 10 C.F.R. § 63.202 (2026)
General environment
means everywhere outside the Yucca Mountain site, the Nellis Air Force Range, and the Nevada Test Site.
Member of the public
means anyone who is not a radiation worker for purposes of worker protection.
Radioactive material
means matter composed of or containing radionuclides subject to the Atomic Energy Act of 1954, as amended (42 U.S.C. sec. 2014
et seq.
). Radioactive material includes, but is not limited to, high-level radioactive waste and spent nuclear fuel.
Spent nuclear fuel
means fuel that has been withdrawn from a nuclear reactor following irradiation, the constituent elements of which have not been separated by reprocessing.
Storage
means retention (and any associated activity, operation, or process necessary to carry out successful retention) of radioactive material with the intent or capability to readily access or retrieve such material.
Yucca Mountain repository
means the excavated portion of the facility constructed underground within the Yucca Mountain site.
Yucca Mountain site
means:
(1) The site recommended by the Secretary of DOE to the President under section 112(b)(1)(B) of the Nuclear Waste Policy Act of 1982 (42 U.S.C. 10132(b)(1)(B)) on May 27, 1986; or
(2) The area under the control of DOE for the use of Yucca Mountain activities at the time of licensing, if the site designated under the Nuclear Waste Policy Act is amended by Congress prior to the time of licensing.
- Cross-references to the US Code
- 42:10132