SITE NAME LOCATION OF THE BASIC NUCLEAR INSTALLATIONS LICENSEE TYPE OF INSTALLATION No. NANTES DIVISION 26 Pouzauges Pouzauges ionisation facility Z.I. de Monlifant – 85700 Pouzauges (Vendée) Ionisos Ionisation facility 146 27 Sablé-sur- Sarthe Sablé-sur-Sarthe ionisation facility Z.I. de L’Aubrée – 72300 Sablé-sur-Sarthe (Sarthe) Ionisos Ionisation facility 154 ORLÉANS DIVISION 28 Saclay Artificial radionuclides production facility (UPRA) 91191 Gif-sur-Yvette cedex (Essonne) CIS bio international Manufacture or transformation of radioactive substances 29 Liquid effluents management zone (Stella) 91191 Gif-sur-Yvette cedex (Essonne) CEA Transformation of radioactive substances 35 Osiris-Isis 91191 Gif-sur-Yvette cedex (Essonne) CEA Reactors 40 High-activity laboratory (LHA) 91191 Gif-sur-Yvette cedex (Essonne) CEA Utilisation of radioactive substance 49 Spent fuel testing laboratory (LECI) 91191 Gif-sur-Yvette cedex (Essonne) CEA Utilisation of radioactive substances 50 Solid radioactive waste management zone (ZGDS) 91191 Gif-sur-Yvette cedex (Essonne) CEA Storage and packaging of radioactive substances 72 Irradiation facilities (Poséidon) 91191 Gif-sur-Yvette cedex (Essonne) CEA Utilisation of radioactive substances 77 Orphée 91191 Gif-sur-Yvette cedex (Essonne) CEA Reactor 101 29 SaintLaurent- des-Eaux Saint-Laurent-des-Eaux nuclear power plant (reactors A1 and A2) 41220 Saint-Laurent-Nouan (Loir-et-Cher) EDF Reactors 46 Graphite sleeve storage silos 41220 Saint-Laurent-Nouan (Loir-et-Cher) EDF Storage of radioactive substances 74 Saint-Laurent-des-Eaux nuclear power plant (reactors B1 and B2) 41220 Saint-Laurent-Nouan (Loir-et-Cher) EDF Reactors 100 30 Dampierre- en-Burly Dampierre-en-Burly nuclear power plant (reactors 1 and 2) 45570 Ouzouer-sur-Loire (Loiret) EDF Reactors 84 Dampierre-en-Burly nuclear power plant (reactors 3 and 4) 45570 Ouzouer-sur-Loire (Loiret) EDF Reactors 85 31 Chinon Irradiated materials facility (AMI) 37420 Avoine (Indre-et-Loire) EDF Utilisation of radioactive substances 94 Chinon inter-regional warehouse (MIR) 37420 Avoine (Indre-et-Loire) EDF Fresh fuel storage 99 Chinon nuclear power plant (reactors B1 and B2) 37420 Avoine (Indre-et-Loire) EDF Reactors 107 Chinon nuclear power plant (reactors B3 and B4) 37420 Avoine (Indre-et-Loire) EDF Reactors 132 Chinon A1 D 37420 Avoine (Indre-et-Loire) EDF Reactor 133 Chinon A2 D 37420 Avoine (Indre-et-Loire) EDF Reactor 153 Chinon A3 D 37420 Avoine (Indre-et-Loire) EDF Reactor 161 32 Belleville- sur-Loire Belleville-sur-Loire nuclear power plant (reactor 1) 18240 Léré (Cher) EDF Reactor 127 Belleville-sur-Loire nuclear power plant (reactor 2) 18240 Léré (Cher) EDF Reactor 128 33 Fontenay- aux-Roses Procédé 92265 Fontenay-aux-Roses cedex (Hauts-de-Seine) CEA Research facility 165 Support 92265 Fontenay-aux-Roses cedex (Hauts-de-Seine) CEA Effluent treatment and waste storage facility 166 STRASBOURG DIVISION 34 Fessenheim Fessenheim nuclear power plant (reactors 1 and 2) 68740 Fessenheim (Haut-Rhin) EDF Reactors 75 35 Cattenom Cattenom nuclear power plant (reactor 1) 57570 Cattenom (Moselle) EDF Reactor 124 Cattenom nuclear power plant (reactor 2) 57570 Cattenom (Moselle) EDF Reactor 125 Cattenom nuclear power plant (reactor 3) 57570 Cattenom (Moselle) EDF Reactor 126 Cattenom nuclear power plant (reactor 4) 57570 Cattenom (Moselle) EDF Reactor 137 Overview of basic nuclear installations as at 31 December 2025 ABSTRACTS – ASNR Report on the state of nuclear safety and radiation protection in France in 2025 105
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