United States Nuclear Regulatory Commission - Protecting People and the Environment

Resolution of Generic Safety Issues: NUREG-0933: Footnote 91 ( NUREG-0933, Main Report with Supplements 1–35 )

91.Regulatory Guide 1.89, "Environmental Qualification of Certain Electric Equipment Important to Safety for Nuclear Power Plants," U.S. Nuclear Regulatory Commission, November 1974 [7907100326], (Rev. 1) June 1984. [8407110475]