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 |
| 28-03-1991 | INES 0 | UNIT SHUTDOWN DUE TO SHORT CIRCUIT IN THE AUXILIARY POWER TRANSFORMER AND LEAKING OIL FIRE | LENINGRAD-3, Russian Federation |
| 27-03-1991 | INES 0 | UNIT SHUTDOWN DUE TO PRIMARY CIRCUIT LEAK IN THE LINE OF CONTROLLED LEAKS FROM THE MAIN ISOLATION VALVE SEAL | SOUTH UKRAINE-1, Ukraine |
| 04-03-1991 | INES 2 | INOPERABILITY OF VALVES OF SAFETY SYSTEMS | GRAVELINES-6, France |
| 26-02-1991 | INES 3 | INOPERABILITY OF VALVES AT THE DISCHARGE SIDE OF HPSI PUMPS IN THREE TRAINS DUE TO FAILURE TO CONNECT POWER CABLES | KHMELNITSKI-1, Ukraine |
| 21-02-1991 | INES 0 | UNIT SHUTDOWN DUE TO COOLANT LEAK IN RCP AUXILIARY PIPELINE | KURSK-4, Russian Federation |
| 13-02-1991 | INES 0 | REACTOR SHUTDOWN DUE TO EXCESS HYDROGEN CONCENTRATION IN THE GENERATOR STATOR GAS TRAP | ZAPOROZHE-4, Ukraine |
| 05-02-1991 | INES 1 | PRESSURIZER DISCHARGE TANK MEMBRANE RUPTURE | KOZLODUY-2, Bulgaria |
| 23-01-1991 | INES 2 | UNIT SHUTDOWN DUE TO BREACH OF NORMAL OPERATION CONDITIONS | ZAPOROZHE-1, Ukraine |
| 21-01-1991 | INES 0 | REACTOR SCRAM DUE TO A FIRE OF SECOND CATEGORY OF RELIABILITY BUSES | DUKOVANY-1, Czech Republic |
| 15-01-1991 | INES 2 | FIRE OF BUSES OF SECOND CATEGORY OF RELIABILITY BUSES | BOHUNICE-2, Slovakia |
| 11-01-1991 | INES 1 | UNIT SHUTDOWN DUE TO SG-4 PULSE LINE RUPTURE | NOVOVORONEZH-5, Russian Federation |
| 21-12-1990 | INES 1 | REACTOR COOLANT LEAKAGE DUE TO FAILURE OF SEALING OF MAIN REACTOR FLANGE | KOZLODUY-2, Bulgaria |
| 06-12-1990 | INES 1 | TURBINE SJAES STEAMING DUE TO PLANT PERSONNEL ERROR | SMOLENSK-3, Russian Federation |
| 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 |
| 01-12-1990 | INES 2 | ESSENTIAL BUS DEENERGIZATION | SOUTH UKRAINE-1, Ukraine |
| 04-10-1990 | INES 2 | TG 2 TRIP DUE TO DEENERGIZATION OF 6 & 0.4 KV BUSES AND FAILURE OF TG STANDBY OIL PUMP TO START | IGNALINA-1, Lithuania |
| 01-10-1990 | INES 2 | IMPACT ON SAFETY DUE TO PARTIAL INOPERABILITY OF THE LONG TERM COOLING SYSTEM (WATER SUMP FILTERS) | PALUEL-1, France |
| 01-10-1990 | INES 1 | FAULTY WELD DETECTED ON PRIMARY CIRCUIT | OSKARSHAMN-1, Sweden |
| 18-09-1990 | INES 2 | SPURIOUS ACTUATION OF 2 MAIN SAFETY VALVES OUT OF TWELVE | IGNALINA-1, Lithuania |
| 04-09-1990 | INES 1 | REACTOR START UP WITH DEGRADED REACTOR SHUT DOWN SYSTEMS | LEIBSTADT, Switzerland |
| 22-08-1990 | INES 2 | IMPACT ON SAFETY DUE TO INOPERABILITY OF A SAFETY SYSTEM DESIGNED FOR ACCIDENT MITIGATION (CONTAINMENT SAND FILTERS) | TRICASTIN-1, France |
| 30-07-1990 | INES 0 | LEAKAGE IN THE UNDERGROUND TUBE OF THE INTERMEDIATE COOLING CIRCUIT | KRUEMMEL, Germany |
| 22-07-1990 | INES 1 | LOSS OF POWER SUPPY TO REACTOR COOLANT PUMPS DUE TO 6 KV CABLE FIRE | SMOLENSK-2, Russian Federation |
| 07-07-1990 | INES 1 | REACTOR COOLANT LEAK ON REACTOR TEMPERATURE DETECTOR | VANDELLOS-2, Spain |
| 05-07-1990 | INES 2 | INOPERABILITY OF NEUTRON FLUX MEASUREMENT DURING COLD SHUTDOWN | GREIFSWALD-5, Germany |
| 01-07-1990 | INES 2 | IMPACT ON SAFETY DUE TO VIOLATION OF OPERATIONAL LIMITS AND CONDITIONS (IMPURITY DUE TO AIR INGRESS) | CREYS-MALVILLE, France |
| 28-05-1990 | INES 1 | FEEDWATER TUBE RUPTURE DUE TO EROSION CORROSION | LOVIISA-1, Finland |
| 23-02-1990 | INES 2 | REACTOR COOLANT LEAK ON THE WATER CLEANING SYSTEM WHILE CONNECTED TO THE PRIMARY CIRCUIT | Greifswald, Germany |
| 05-01-1990 | INES 0 | AUTOMATIC PLANT SHUTDOWN DUE TO AN EARTHQUAKE | KRSKO, Slovenia |
