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Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Guidance on the Treatment of Uncertainties Associated with PRAs in Risk-Informed Decision Making (NUREG-1855)

File Description
Revison 1 Revision 1 (March 2017)
Volume 1 Main Report (March 2009)
Volume 2 Appendices (to be published at a later date)

Page Last Reviewed/Updated Monday, April 26, 2021

Page Last Reviewed/Updated Monday, April 26, 2021