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          About NRC  How We Regulate  Research  State-of-the-Art Reactor Consequence Analyses (SOARCA)The SOARCA Process
Overall, the State-of-the-Art Reactor Consequence Analyses (SOARCA) process includes five general steps, as illustrated in the flowchart to the right. See the following pages for discussions of the methods and rationale that the project team uses in each step to determine the realistic consequences of the select severe accident scenarios:

Step 1: Selecting Accident Scenarios to Model
	Step 2: Modeling Onsite Accident Progression and Mitigation Measures
	Step 3: Modeling Offsite Release of Radioactive Material
	Step 4: Modeling Emergency Response
	Step 5: Modeling Health EffectsPage Last Reviewed/Updated Tuesday, July 7, 2020
    
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