| date | INES | title | location  |
|---|
| 31-03-1991 | INES 1 | WRONG POSITIONING OF THE FUEL ASSEMBLY WHILE PERFORMING FUEL ROD CLADDING INTEGRITY TEST | KOLA-2, Russian Federation |
| 16-04-1992 | INES 1 | DEGRADED WATER CHEMISTRY IN THE PRIMARY CIRCUIT DUE TO CEMENT MORTAR INGRESS INTO THE BORATED WATER STORAGE TANK | KOLA-2, Russian Federation |
| 02-02-1993 | INES 3 | UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADO | KOLA-2, Russian Federation |
| 03-03-1994 | INES 2 | COOLANT LEAK FROM THE AUXILIARY PRIMARY CIRCUIT CLEANUP SYSTEM DURING COOLDOWN OF THE PRIMARY CIRCUIT | KOLA-2, Russian Federation |
| 16-05-1991 | INES 2 | FAILURE OF SAFETY SYSTEM TRAIN WHILE ROUTINE TESTING | KOLA-3, Russian Federation |
| 07-12-1991 | INES 0 | DAMAGE TO RCP MAIN THRUST BEARING WHILE PREPARING PRIMARY FOR HYDROTEST | KOLA-3, Russian Federation |
| 12-09-1992 | INES 0 | LOW ACTIVITY WATER LEAK FROM THE CONTAMINATED CONDENSATE TANK | KOLA-3, Russian Federation |
| 27-05-1993 | INES 1 | UNIT SCRAM DUE TO INADVERTENT ACTUATION OF PRESSURIZER PILOT RELIEF VALVE | KOLA-3, Russian Federation |
| 02-02-1993 | INES 1 | UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADO | KOLA-3, Russian Federation |
| 06-03-1994 | INES 0 | DEPRESSURIZATION OF CONTROL ROD HOUSING DISCOVERED DURING ROUTINE INSPECTION | KOLA-3, Russian Federation |
| 02-02-1993 | INES 1 | UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADO | KOLA-4, Russian Federation |
| 15-07-1991 | INES 1 | FIRE IN LOW LEVEL RADIOACTIVE WASTE STORAGE | KOZLODUY-1, Bulgaria |
| 18-07-1991 | INES 1 | EARTHQUAKE IN CENTRAL EUROPE | KOZLODUY-1, Bulgaria |
| 22-07-1991 | INES 1 | CONTAMINATION OF SOIL ON SITE | KOZLODUY-1, Bulgaria |
| 06-08-1991 | INES 1 | NEW RADIOACTIVE "HOT SPOTS" DISCOVERED AT KOZLODUY NPP | KOZLODUY-1, Bulgaria |
| 10-06-1992 | INES 1 | CONTAMINATED PARTICLES DISCOVERED ON-SITE | KOZLODUY-1, Bulgaria |
| 15-05-1994 | INES 1 | DETERIORATION OF NATURAL CIRCULATION DURING REPAIR WORKS AT UNIT NO. 1 | KOZLODUY-1, Bulgaria |
| 24-11-1994 | INES 1 | LOSS OF ELECTRICAL SUPPLY OF THE BANK PUMP STATION OF KOZLODUY NPP | KOZLODUY-1, Bulgaria |
| 24-11-1994 | INES 1 | LOSS OF OFF-SITE AC POWER | KOZLODUY-1, Bulgaria |
| 19-05-1998 | INES 2 | SG blow down pipe rupture at Kozloduy NPP unit 1 during refuelling outage | KOZLODUY-1, Bulgaria |
| 21-12-1990 | INES 1 | REACTOR COOLANT LEAKAGE DUE TO FAILURE OF SEALING OF MAIN REACTOR FLANGE | KOZLODUY-2, Bulgaria |
| 05-02-1991 | INES 1 | PRESSURIZER DISCHARGE TANK MEMBRANE RUPTURE | KOZLODUY-2, Bulgaria |
| 02-01-1993 | INES 1 | SMALL STEAM LEAK FROM THE MAIN FLANGE OF THE PRIMARY COOLANT PUMP NO. 4 | KOZLODUY-2, Bulgaria |
| 20-01-2003 | INES 1 | Reactor Protection Actuation and safety injection | KOZLODUY-3, Bulgaria |
| 29-01-1992 | INES 0 | NO IMPACT ON SAFETY FOLLOWING A FIRE IN THE AUXILIARY BUILING OF UNITS 3 AND 4 | KOZLODUY-3, Bulgaria |
| 15-05-1996 | INES 1 | Small leak of radioactive water from auxiliary building no. 2 | KOZLODUY-3, Bulgaria |
| 27-08-2000 | INES 1 | Increase in the gamma background in front of the reactor building of unit 3 | KOZLODUY-3, Bulgaria |
| 14-09-1991 | INES 1 | SMALL STEAM LEAK FROM THE MAIN FALNGE OF THE PRIMARY COOLANT PUMP NO. 6 | KOZLODUY-4, Bulgaria |
| 11-05-1991 | INES 1 | UNPLANNED EXPOSURE OF PERSONNEL DURING REFUELLING | KOZLODUY-5, Bulgaria |
| 05-01-1992 | INES 0 | NO IMPACT TO SAFETY AFTER IGNITION OF THERMAL INSULATION OF A PIPE IN THE PRIMARY COOLANT SYSTEM | KOZLODUY-5, Bulgaria |
