PACE Probabilistic Accident Consequence Evaluation Software

World leading radiation protection advice and services

Public Health England is the UK's primary authority carrying out research to advance knowledge about protection from the risks of radiation. We provide world-leading advice, training and services for the widest range of radiation protection safety professionals and organisations.


PACE (Probabilistic Accident Consequence Evaluation) is a tool for performing Level-3 Probabilistic Safety Analysis (PSA). Level-3 PSA is the evaluation of off-site consequences given a release of radioactive material to the atmosphere from a facility.