S.S.E.S. Nuclear Power Plant Emergency Classifications

• "Unusual Event" - A minor problem is in progress or has occurred that could reduce plant safety and security. No release of radioactive material requiring offsite response or monitoring are expected. No action by the general public is required.
• "Alert" - Events are in progress or have occurred that have substantially reduced or could substantially reduce plant safety and security. Any radioactive releases are expected to be below EPA guidelines for protection of the public. No action by the general public is required.
• "Site Area Emergency" - Events are in progress or have occurred that have affected or are likely to affect major plant safety and security systems. Any radioactive releases are not expected to exceed EPA guidelines for protection of the public beyond plant property. No action by the general public is required.
• "General Emergency" - Events are imminent, are in progress or have occurred involving substantial damage to the reactor core and failures to plant safety systems that are needed for public protection. Radiation releases are expected to exceed EPA guidelines for protection of the public beyond plant property. The public is asked to tune into an EAS radio or TV station for official information or instructions.