DIRI Effect Zones from Messer France to Saint-Herblain in Loire-Atlantique

Pursuant to Circular DPPR/SEI2/FA-07-0066 of 4 May 2007, the Prefect informs the mayors of the technological risks surrounding classified facilities for the protection of the environment (ICPE). This information consists of the definition of the impact zones in the event of an accident on the industrial site and the limitations of urbanisation. The effects may be significant lethal effects (ELS), lethal effects (EL), irreversible effects (EI) or Window Bris (BV). The probabilities of occurence refer to the definitions of the Decree of 29/09/05.