Planning concepts and decision criteria for sheltering and evacuation in a nuclear power plant emergency. Executive report

This report reviews the major planning concepts and decision criteria that should be considered in preparing for and selecting appropriate protective actions in the event of a nuclear power plant accident. The document can serve as an aid to all emergency planners, since it provides concepts and criteria to be considered in both radiological and nonradiological emergencies. The report is divided into two parts, the first of which consists of a two chapter overview of protective action decisionmaking. The introductory chapter begins with an analysis of the decision environment surrounding the selection of appropriate protective actions for offsite residents in the event of a nuclear power plant emergency. The second chapter presents decision aids that describe the major planning concepts and decision criteria for sheltering and evacuation.