ASN Report 2023

Appendix BNI List of Basic Nuclear Installations undergoing decommissioning or delicensed as at 31 December 2023 INSTALLATION LOCATION BNI No. TYPE OF INSTALLATION COMMISSIONED FINAL SHUTDOWN LAST REGULATORY ACTS CURRENT STATUS Néréide (Fontenay-aux-Roses) (Former BNI 10) Reactor (500 kWth) 1960 1981 1987: Removed from BNI list Decommissioned Triton (Fontenay-aux-Roses) (Former BNI 10) Reactor (6,5 MWth) 1959 1982 1987: Removed from BNI list and classified as ICPE Decommissioned ZOÉ (Fontenay-aux-Roses) (Former BNI 11) Reactor (250 kWth) 1948 1975 1978: Removed from BNI list and classified as ICPE Confined (museum) Minerve (Fontenay-aux-Roses) (Former BNI 12) Reactor (0,1 kWth) 1959 1976 1977: Removed from BNI list Dismantled at Fontenay-aux-Roses and reassembled at Cadarache EL2 (Saclay) (Former BNI 13) Reactor (2,8 MWth) 1952 1965 Removed from BNI list Partially decommissioned, remaining parts confined EL3 (Saclay) (Former BNI 14) Reactor (18 MWth) 1957 1979 1988: Removed from BNI list and classified as ICPE Partially decommissioned, remaining parts confined Ulysse (Saclay) (Former BNI 18) Reactor (100 kWth) 1967 2007 – Decommissioned Mélusine (Grenoble) (Former BNI 19) Reactor (8 MWth) 1958 1988 2011: Removed from BNI list Decommissioned Siloé (Grenoble) (Former BNI 20) Reactor (35 MWth) 1963 2005 2015: Removed from BNI list Decommissioned‑RUCPE (*) Siloette (Grenoble) (Former BNI 21) Reactor (100 kWth) 1964 2002 2007: Removed from BNI list Decommissioned‑RUCPE (*) Peggy (Cadarache) (Former BNI 23) Reactor (1 kWth) 1961 1975 1976: Removed from BNI list Decommissioned César (Cadarache) (Former BNI 26) Reactor (10 kWth) 1964 1974 1978: Removed from BNI list Decommissioned Marius (Cadarache) (Former BNI 27) Reactor (0,4 kWth) 1960 at Marcoule, 1964 at Cadarache 1983 1987: Removed from BNI list Decommissioned Former Le Bouchet plant (Vert-le-Petit) (Former BNI 30) Ore processing 1953 1970 Removed from BNI list Decommissioned Former ore processing plant (Gueugnon) (Former BNI 31) Ore processing 1965 1980 Removed from BNI list Decommissioned STED (Fontenay-aux-Roses) (Former BNI 34) Processing of solid and liquid waste Before 1964 2006 2006: Removed from BNI list Integrated in BNI 166 STED and High-level waste storage unit (Grenoble) (Former BNI 36 and 79) Waste treatment and storage plant 1964/1972 2008 2023: Removed from BNI list Decommissioned STED (Cadarache) (Former BNI 37) Transformation of radioactive substances 1964 2015 2015: Removed from BNI list Integrated in BNIs 37-A and 37-B Harmonie (Cadarache) (Former BNI 41) Reactor (1 kWth) 1965 1996 2009: Removed from BNI list Destruction of the ancillaries building ALI (Saclay) (Former BNI 43) Accelerator 1958 1996 2006: Removed from BNI list Decommissioned‑RUCPE (*) Strasbourg University reactor (Former BNI 44) Reactor (100 kWth) 1967 1997 2012: Removed from BNI list Decommissioned‑RUCPE (*) Saturne (Saclay) (Former BNI 48) Accelerator 1966 1997 2005: Removed from BNI list Decommissioned‑RUCPE (*) Attila (**) (Fontenay-aux-Roses) (Former BNI 57) Reprocessing pilot 1968 1975 2006: Removed from BNI list Integrated in BNI 165 LCPu (Fontenay-aux-Roses) (Former BNI 57) Plutonium chemistry laboratory 1966 1995 2006: Removed from BNI list Integrated in BNI 165 BAT 19 (Fontenay-aux-Roses) (Former BNI 58) Plutonium metallurgy 1968 1984 1984: Removed from BNI list Decommissioned RM2 (Fontenay-aux-Roses) (Former BNI 59) Radio‑metallurgy 1968 1982 2006: Removed from BNI list Integrated in BNI 165 LCAC (Grenoble) (Former BNI 60) Fuels analysis 1975 1984 1997: Removed from BNI list Decommissioned 362 ASN Report on the state of nuclear safety and radiation protection in France in 2023 • 14 • Decommissioning of Basic Nuclear Installations

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