Legenda & explanation
date INES title location
02-02-1993INES 1UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADOKOLA-3, Russian Federation
06-03-1994INES 0DEPRESSURIZATION OF CONTROL ROD HOUSING DISCOVERED DURING ROUTINE INSPECTIONKOLA-3, Russian Federation
16-05-1991INES 2FAILURE OF SAFETY SYSTEM TRAIN WHILE ROUTINE TESTINGKOLA-3, Russian Federation
07-12-1991INES 0DAMAGE TO RCP MAIN THRUST BEARING WHILE PREPARING PRIMARY FOR HYDROTESTKOLA-3, Russian Federation
12-09-1992INES 0LOW ACTIVITY WATER LEAK FROM THE CONTAMINATED CONDENSATE TANKKOLA-3, Russian Federation
31-03-1991INES 1WRONG POSITIONING OF THE FUEL ASSEMBLY WHILE PERFORMING FUEL ROD CLADDING INTEGRITY TESTKOLA-2, Russian Federation
16-04-1992INES 1DEGRADED WATER CHEMISTRY IN THE PRIMARY CIRCUIT DUE TO CEMENT MORTAR INGRESS INTO THE BORATED WATER STORAGE TANKKOLA-2, Russian Federation
02-02-1993INES 3UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADOKOLA-2, Russian Federation
03-03-1994INES 2COOLANT LEAK FROM THE AUXILIARY PRIMARY CIRCUIT CLEANUP SYSTEM DURING COOLDOWN OF THE PRIMARY CIRCUITKOLA-2, Russian Federation
12-08-1992INES 0UNIT SCRAM DUE TO SHORT-TIME DEENERGIZATION OF AUXILIARY POWER BUSESKOLA-1, Russian Federation
17-11-1992INES 2UNIT SCRAM OWING TO LOSS OF DC PANEL POWERKOLA-1, Russian Federation
02-02-1993INES 3UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADOKOLA-1, Russian Federation
11-03-1997INES 2Uncontrolled entry into room under reactor vessel during refuelling outageKOEBERG-2, South Africa
02-05-1997INES 2Workers receive dose exceeding statutory annual dose limitKOEBERG-1, South Africa
05-12-2005INES 2Both low head safety injection motors declared inoperable because of insufficient motor cooling water flowKOEBERG-1, South Africa
31-12-2019INES 2Radon Exposure at Boarding SchoolKingswood School, Bath, United Kingdom
16-02-2002INES 1Site contamination at Khmelnitsky NPPKHMELNITSKI-1, Ukraine
26-02-1991INES 3INOPERABILITY OF VALVES AT THE DISCHARGE SIDE OF HPSI PUMPS IN THREE TRAINS DUE TO FAILURE TO CONNECT POWER CABLESKHMELNITSKI-1, Ukraine
18-03-1992[N/A]NO IMPACT TO SAFETY FOLLOWING RUPTURE OF A BYPASS FEEDWATER LINEKHMELNITSKI-1, Ukraine
16-03-1994INES 1REACTOR SCRAM CAUSED BY THE CABLE FIRE UNDER THE TURBINE HALL PREMISESKHMELNITSKI-1, Ukraine
30-04-1996INES 1Exceeding allowed maximum primary coolant temperature during planned outageKHMELNITSKI-1, Ukraine
24-07-1996INES 1On-site radioactive contaminationKHMELNITSKI-1, Ukraine
15-03-2005INES 2Plant Design for Flooding Events May Not Mitigate the Consequences of Piping System FailuresKEWAUNEE, United States of America
16-07-2007INES 0Events related to the earthquake on July 16thKashiwazaki-Kariwa, Japan
04-08-2017INES 2Overexposure of Workers after Moderator Heavy Water Leak from Bonnet Gasket of Moderator Storage Tank Outlet ValveKANUPP-1, Pakistan
19-10-2011INES 1Leakage of Heavy Water from Feeder PipeKANUPP Unit-1 (K-1), Pakistan
24-04-1990INES 0STICKING OF SHIELD PLUG IN THE FUEL CHANNELKANUPP, Pakistan
29-03-1996INES 0Power excursion and subsequent plant tripKANUPP, Pakistan
16-06-1996INES 0Fire incident in boiler roomKANUPP, Pakistan
26-03-1999INES 2Leak from coolant channel K-05 at MAPS-2KALPAKKAM-2, India