Legenda & explanation
date INES title location
20-08-19742EXCESSIVE DEPRESSURIZATION OF THE PRIMARY CIRCUIT DUE TO A PRESSURIZER SAFETY VALVE THAT FAILED TO CLOSEBEZNAU-1, Switzerland
20-11-19872CRITICALITY SHUT DOWN MARGIN MEASUREMENT STARTED WITHOUT HYDRAULIC SCRAM SYSTEM BEING OPERABLEOSKARSHAMN-3, Sweden
30-06-19881DEGRADATION OF NATURAL CIRCULATIONPAKS-4, Hungary
26-06-19890FAILURE OF THE MAIN FEEDWATER PUMP DUE TO ABSENCE OF REQUALIFICATION TEST AFTER MAINTENANCETSURUGA-2, Japan
01-01-19901FUEL BUNDLE LATTICE SPACING FAILURESLOVIISA-1, Finland
05-01-19900AUTOMATIC PLANT SHUTDOWN DUE TO AN EARTHQUAKEKRSKO, Slovenia
23-01-19902REACTOR COOLANT LEAK DURING ON POWER REFUELLING DUE TO FUELLLING MACHINE DROPBRUCE-4, Canada
23-02-19902REACTOR COOLANT LEAK ON THE WATER CLEANING SYSTEM WHILE CONNECTED TO THE PRIMARY CIRCUITGreifswald, Germany
24-04-19900STICKING OF SHIELD PLUG IN THE FUEL CHANNELKANUPP, Pakistan
28-05-19901FEEDWATER TUBE RUPTURE DUE TO EROSION CORROSIONLOVIISA-1, Finland
01-07-19902IMPACT ON SAFETY DUE TO VIOLATION OF OPERATIONAL LIMITS AND CONDITIONS (IMPURITY DUE TO AIR INGRESS)CREYS-MALVILLE, France
05-07-19902INOPERABILITY OF NEUTRON FLUX MEASUREMENT DURING COLD SHUTDOWNGREIFSWALD-5, Germany
07-07-19901REACTOR COOLANT LEAK ON REACTOR TEMPERATURE DETECTORVANDELLOS-2, Spain
22-07-19901LOSS OF POWER SUPPY TO REACTOR COOLANT PUMPS DUE TO 6 KV CABLE FIRESMOLENSK-2, Russian Federation
30-07-19900LEAKAGE IN THE UNDERGROUND TUBE OF THE INTERMEDIATE COOLING CIRCUITKRUEMMEL, Germany
22-08-19902IMPACT ON SAFETY DUE TO INOPERABILITY OF A SAFETY SYSTEM DESIGNED FOR ACCIDENT MITIGATION (CONTAINMENT SAND FILTERS)TRICASTIN-1, France
04-09-19900FIRE IN CALANDRIA VAULT DRYER AREAKALPAKKAM-1, India
04-09-19901REACTOR START UP WITH DEGRADED REACTOR SHUT DOWN SYSTEMSLEIBSTADT, Switzerland
09-09-19900REACTOR AUTOMATIC SHUTDOWN DUE TO INCORRECT FUNCTIONING OF A MAIN STEAM ISOLATION VALVEFUKUSHIMA-DAIICHI-3, Japan
18-09-19902SPURIOUS ACTUATION OF 2 MAIN SAFETY VALVES OUT OF TWELVEIGNALINA-1, Lithuania
23-09-19900REACTOR TRIP ON PHT LOW PRESSUREKALPAKKAM-1, India
01-10-19902IMPACT ON SAFETY DUE TO PARTIAL INOPERABILITY OF THE LONG TERM COOLING SYSTEM (WATER SUMP FILTERS)PALUEL-1, France
01-10-19901FAULTY WELD DETECTED ON PRIMARY CIRCUITOSKARSHAMN-1, Sweden
04-10-19902TG 2 TRIP DUE TO DEENERGIZATION OF 6 & 0.4 KV BUSES AND FAILURE OF TG STANDBY OIL PUMP TO STARTIGNALINA-1, Lithuania
16-10-19901DROPPING OF SPENT FUEL BUNDLES OF CHANNEL P-09 IN SOUTH SIDEFUEL TRANSFER CAVITYRAJASTHAN-1, India
23-10-19901MG-TRIPPING ON UNDER/OVER FREQUENCY PROTECTIONKALPAKKAM-1, India
26-10-19900HIGH TRITIUM ACTIVITY IN SOLAR EVAPORATION FACILITYRAJASTHAN-1, India
08-11-19900LE ADJUSTER OPERATIONKALPAKKAM-2, India
19-11-19900REACTOR SCRAM ON PRM HIGH FLUX SUBSEQUENT TO SPURIOUS ACTUATION OF REACTOR RELIEF VALVES A & B (SRUOR-1-90-8)TARAPUR-1, India
24-11-19900REACTOR SCRAM ON TOTAL LOSS OF OFF-SITE AC POWER (CLASS IV). SRUOR-1-90-9.TARAPUR-1, India