Legenda & explanation
date INES title location
05-02-1991INES 1PRESSURIZER DISCHARGE TANK MEMBRANE RUPTUREKOZLODUY-2, Bulgaria
24-04-1990INES 0STICKING OF SHIELD PLUG IN THE FUEL CHANNELKANUPP, Pakistan
15-01-1991INES 2FIRE OF BUSES OF SECOND CATEGORY OF RELIABILITY BUSESBOHUNICE-2, Slovakia
21-01-1991INES 0REACTOR SCRAM DUE TO A FIRE OF SECOND CATEGORY OF RELIABILITY BUSESDUKOVANY-1, Czech Republic
09-09-1990INES 0REACTOR AUTOMATIC SHUTDOWN DUE TO INCORRECT FUNCTIONING OF A MAIN STEAM ISOLATION VALVEFUKUSHIMA-DAIICHI-3, Japan
04-12-1990INES 0REACTOR AUTOMATIC SHUTDOWN DUE TO MISOPERATION BY AN OPERATORSHIMANE-2, Japan
20-11-1987INES 2CRITICALITY SHUT DOWN MARGIN MEASUREMENT STARTED WITHOUT HYDRAULIC SCRAM SYSTEM BEING OPERABLEOSKARSHAMN-3, Sweden
21-12-1990INES 1REACTOR COOLANT LEAKAGE DUE TO FAILURE OF SEALING OF MAIN REACTOR FLANGEKOZLODUY-2, Bulgaria
04-12-1990INES 2LOSS OF ELECTRICAL OFF-SITE POWER AFFECTED THE FOUR UNITS LOAD REJECTION AND DIESEL GENERATOR FAILEDDUKOVANY-1, Czech Republic
01-10-1990INES 1FAULTY WELD DETECTED ON PRIMARY CIRCUITOSKARSHAMN-1, Sweden
01-10-1990INES 2IMPACT ON SAFETY DUE TO PARTIAL INOPERABILITY OF THE LONG TERM COOLING SYSTEM (WATER SUMP FILTERS)PALUEL-1, France
22-08-1990INES 2IMPACT ON SAFETY DUE TO INOPERABILITY OF A SAFETY SYSTEM DESIGNED FOR ACCIDENT MITIGATION (CONTAINMENT SAND FILTERS)TRICASTIN-1, France
01-07-1990INES 2IMPACT ON SAFETY DUE TO VIOLATION OF OPERATIONAL LIMITS AND CONDITIONS (IMPURITY DUE TO AIR INGRESS)CREYS-MALVILLE, France
22-07-1990INES 1LOSS OF POWER SUPPY TO REACTOR COOLANT PUMPS DUE TO 6 KV CABLE FIRESMOLENSK-2, Russian Federation
26-06-1989INES 0FAILURE OF THE MAIN FEEDWATER PUMP DUE TO ABSENCE OF REQUALIFICATION TEST AFTER MAINTENANCETSURUGA-2, Japan
05-07-1990INES 2INOPERABILITY OF NEUTRON FLUX MEASUREMENT DURING COLD SHUTDOWNGREIFSWALD-5, Germany
30-07-1990INES 0LEAKAGE IN THE UNDERGROUND TUBE OF THE INTERMEDIATE COOLING CIRCUITKRUEMMEL, Germany
30-06-1988INES 1DEGRADATION OF NATURAL CIRCULATIONPAKS-4, Hungary
20-08-1974INES 2EXCESSIVE DEPRESSURIZATION OF THE PRIMARY CIRCUIT DUE TO A PRESSURIZER SAFETY VALVE THAT FAILED TO CLOSEBEZNAU-1, Switzerland
05-01-1990INES 0AUTOMATIC PLANT SHUTDOWN DUE TO AN EARTHQUAKEKRSKO, Slovenia
07-07-1990INES 1REACTOR COOLANT LEAK ON REACTOR TEMPERATURE DETECTORVANDELLOS-2, Spain
23-02-1990INES 2REACTOR COOLANT LEAK ON THE WATER CLEANING SYSTEM WHILE CONNECTED TO THE PRIMARY CIRCUITGreifswald, Germany
23-01-1990INES 2REACTOR COOLANT LEAK DURING ON POWER REFUELLING DUE TO FUELLLING MACHINE DROPBRUCE-4, Canada
28-05-1990INES 1FEEDWATER TUBE RUPTURE DUE TO EROSION CORROSIONLOVIISA-1, Finland
09-04-2003INES 1THEFT OF NUCLEAR GAUGELima, Peru
25-04-2003INES 1Heavy water leak from a defuelled coolant channel in a PHWR during Inspection, with reactor in shutdown stateNARORA-2, India
12-04-2003INES 1Loss of an industrial radiography device containing 138 GBq of iridium 192Other, India
10-04-2003INES 3Incremented radioactivity of the heat carrier during refueling outage at a time of fuel cleaningPAKS-2, Hungary
28-11-2002INES 1Improper performance of radiographyWelding Institute, Ljubljana, Slovenia
24-12-2002INES 1Start-up Instrumentation ImpairmentBRUCE-7, Canada