The new disposal facility called Centre de stockage de la Manche (CSM) constitutes Basic Nuclear Facility No. 66.
With a total surface of approximately 15 ha adjacent to the COGEMA–La Hague Plant, the facility reached its full disposal capacity of 527,214 m3 of waste packages. Its operation was entrusted upon Andra by decree on 24 March 1995.
Its shutdown after 25 years of operation, followed by the installation of a cover, marked its transition into the monitoring phase pursuant to:
The next major regulatory step for the monitoring of the facility will be for Andra to submit a report on the long-term safety of the repository in 2009.
See documents (in French only):
Order of 10 January 2003 authorising Andra to continue releasing gas and liquid effluents resulting from the operation of the Centre de la Manche Disposal Facility