Source: United Kingdom – Executive Government & Departments
Sellafield site emergency exercise
A Sellafield site emergency exercise will take place on the morning of Wednesday 14 May 2025 – day hours.
This may involve the sounding of the Sellafield site siren which can be heard off-site.
The aim of this exercise is to formally demonstrate that adequate arrangements are in place to deal with accidents and emergencies on the site.
Access to and from the Sellafield site will be as normal up until approximately 8.15am on the morning of the exercise.
People who live close to Sellafield and have signed up to receive automated SMS text, email, and telephone warnings from Sellafield, may be contacted. Any contact will take place before 2pm.
Emergency exercises are held regularly at all nuclear licensed sites to test their readiness in the event of an emergency.
Sign-up for automated alerts
If you are a local resident and haven’t yet signed up to receive automated alerts, but would like to, follow the instructions here.