| date | INES | title  | location |
|---|
| 18-08-1992 | INES 1 | LOW ACTIVITY BORATED WATER LEAK FROM MAKE-UP SYSTEM | DUKOVANY-1, Czech Republic |
| 12-05-2006 | INES 1 | Lost radiopharmaceutical during its transport | Transport International, France |
| 05-11-2010 | INES 1 | Lost or stolen sources containing Co-60 | Closed Iron foundry in Town Lublin , Poland |
| 24-07-2006 | INES 2 | Lost of type A radioactive package during transport from Brussels to Bucharest | International Transport, Romania |
| 01-09-2006 | INES 1 | Lost excepted package between France and Austria | Transport International, France |
| 07-05-1998 | INES 2 | Loss of ventilation in Dounreay fuel cycle area | DOUNREAY, United Kingdom |
| 17-05-1997 | INES 0 | Loss of the residual heat removal system during refueling | KRSKO, Slovenia |
| 28-01-1999 | INES 1 | Loss of reactor annulus integrity | TRILLO-1, Spain |
| 29-11-2001 | INES 1 | Loss of radioactive source Cs-137 included in a Beckman device | CERNAVODA-1, Romania |
| 22-07-1990 | INES 1 | LOSS OF POWER SUPPY TO REACTOR COOLANT PUMPS DUE TO 6 KV CABLE FIRE | SMOLENSK-2, Russian Federation |
| 27-12-1998 | INES 2 | Loss of off-site power supplies at Hunterston B Power Station | HUNTERSTON-B1 UNIT A, United Kingdom |
| 24-11-1994 | INES 1 | LOSS OF OFF-SITE AC POWER | KOZLODUY-1, Bulgaria |
| 12-11-2019 | INES 2 | Loss of liquor from the Magnox Swarf Storage Silo original building primary containment | Sellafield Site - Magnox Swarf Storage Silo, United Kingdom |
| 24-11-1994 | INES 1 | LOSS OF ELECTRICAL SUPPLY OF THE BANK PUMP STATION OF KOZLODUY NPP | KOZLODUY-1, Bulgaria |
| 04-12-1990 | INES 2 | LOSS OF ELECTRICAL OFF-SITE POWER AFFECTED THE FOUR UNITS LOAD REJECTION AND DIESEL GENERATOR FAILED | DUKOVANY-1, Czech Republic |
| 07-06-2000 | INES 1 | Loss of an Iodine-131 package between France and Spain during air shipment | CIS BIO INTERNATIONAL, France |
| 03-05-2000 | INES 1 | Loss of an iodine-125 source | CIS BIO INTERNATIONAL, France |
| 24-09-2004 | INES 1 | Loss of an excepted package shipped to Slovakia | Transport International, France |
| 17-07-2004 | INES 1 | Loss of an excepted package between Saclay (France) and La Habana (Cuba) | Transport International, France |
| 10-04-1992 | INES 0 | LOSS OF AC POWER DURING REFUELING WITH UNLOADED REACTOR | BEZNAU-2, Switzerland |
| 09-09-2004 | INES 0 | Loss of a type A package in France | Transportation/France, France |
| 23-02-2004 | INES 1 | Loss of a type A package between Saclay (France) and Nuremberg (Germany) | Transport International, France |
| 05-07-2006 | INES 1 | Loss of a type A package | Transport International, France |
| 04-12-2001 | INES 1 | Loss of a type "A" package during a road shipment between France and Italy | CIS BIO INTERNATIONAL, France |
| 13-11-2000 | INES 1 | Loss of a radioactive Type-A package containing 30,8 GBq of Thallium 201 between Paris-Roissy (France) and Budapest (Hungary) airports | CIS BIO INTERNATIONAL, France |
| 29-09-2000 | INES 1 | Loss of a radioactive package containing a small amount of depleted uranium | SICN COMPANY, France |
| 28-11-2000 | INES 1 | Loss of a radioactive package between Roissy (France) and Athens (Greece) airports | CIS BIO INTERNATIONAL, France |
| 04-12-2000 | INES 1 | Loss of a radioactive package between Orange (84-France) and Thrion-Gardals (28-France) | SAPHYMO, France |
| 02-03-2000 | INES 1 | Loss of a Promethium source (18.5 GBq) | TANDEM CONSULTANTS, France |
| 19-11-2012 | INES 2 | loss of a package containing medical radioactive fluorine, during a transport operation in Nimes | Nîmes University Hospital, France |
