United States Nuclear Regulatory Commission - Protecting People and the Environment
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Risk-significant

"Risk-significant" can refer to a facility’s system, structure, component, or accident sequence that exceeds a predetermined limit for contributing to the risk associated with the facility. The term also describes a level of risk exceeding a predetermined "significance" level. For additional detail, see Risk Assessment in Regulation and the Fact Sheet on Nuclear Reactor Risk.

Page Last Reviewed/Updated Wednesday, May 07, 2014