Skip to main content

The NRC is modernizing nrc.gov with an updated design and improved navigation to enhance usability. We are committed to a smooth transition and will work to minimize any disruption. The site may be briefly unavailable at times during launch. Thank you for your patience.

Reactor Safety Study: An Assessment of Accident Risks in U.S. Commercial Nuclear Power Plants [NUREG-75/014 (WASH-1400)]

File Title Date
Appendices III & IV
  • Failure Data (Appendix III)
  • Common Mode Failures — Bounding Techniques and Special Techniques (Appendix IV)
 October 1975
Appendix V
  • Quantitative Results of Accident Sequences
 October 1975
Appendix VI
  • Calculation of Reactor Accident Consequences
 October 1975
Appendix VII – X
  • Release of Radioactivity in Reactor Accidents (Appendix VII)
  • Physical Processes in Reactor Meltdown Accidents (Appendix VIII)
  • Safety Design Rationale for Nuclear Power Plants (Appendix IX)
  • Design Adequacy (Appendix X)
 October 1975

Page Last Reviewed/Updated Tuesday, August 25, 2026

Page Last Reviewed/Updated Tuesday, August 25, 2026