Asia: South Korea

▸ Legenda & explanation
date INES title location
10-05-2019INES 2Auxiliary feedwater system actuation and manual reactor trip due to careless withdrawal of control rods at Hanbit Unit 1HANBIT-1
14-09-1996INES 0Blockage of sea water screen by jellyfishULCHIN-2
23-12-2003INES 1Contamination of Demineralized Water System & Uncontrolled Minor Radioactivity ReleaseYONGGWANG-5
20-10-1994INES 2HEAVY WATER SPILLAGE IN CONTAINMENTWOLSONG-3
17-09-2010INES 2Inadvertent Containment Spray of Reactor Coolant SHINKORI-1
09-02-2012INES 2Loss of shutdown cooling due to station blackout during refueling outageKORI-1
24-09-1995INES 0MANUAL REACTOR TRIP DUE TO FAILURE OF DRAIN VALVE IN AUTOCLAVE CIRCUITWOLSONG-3
11-08-1996INES 0Manual shutdown for repairing of main condenser tubeULCHIN-1
12-07-1996INES 0Manual shutdown for repairing the fueling machineWOLSONG-3
07-08-1996INES 0Manual shutdown for repairing the steam generator tube leakYONGGWANG-2
03-03-2009INES 3Overexposure of a field radiography workerArgus, Jinju, South Korea
04-11-2008INES 2Overexposure of field radiography workersArgus/ Yeosu, South Korea
25-04-1996INES 0Reacotr trip due to steam generator level high signalULCHIN-1
13-02-1996INES 0REACTOR COOLANT SPILLAGE DURING OVERHAULYONGGWANG-3
09-08-1993INES 0REACTOR SHUTDOWN DUE TO LIGHTNINGYONGGWANG-2
08-03-1995INES 0REACTOR TRIP DUE TO ACTUATION OF GROUND FAULT RELAYYONGGWANG-2
27-11-1995INES 0REACTOR TRIP DUE TO ACTUATION OF MAIN GENERATOR PROTECTION RELAYKORI-2
30-03-1996INES 0Reactor trip due to actuation of sensitive relay influenced by starting currentKORI 1
02-02-1996INES 0Reactor trip due to degradation of photoresistic cell in the main feedwater control systemULCHIN-1
23-05-1994INES 0REACTOR TRIP DUE TO FAILURE OF MAIN FEEDWATER CONTROL VALVE (MFCV)ULCHIN-2
18-10-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN FEED ISOLATION VALVES (MFIV)KORI-3
10-12-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN FEEDWATER ISOLATION VALVE (MFIV) CAUSED BY MALFUNCTION OF LOGIC CIRCUITKORI-4
03-11-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN STEAM ISOLATION VALVE (MSIV)KORI-3
11-01-1994INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN STEAM ISOLATION VALVE (MSIV)KORI-4
27-04-1995INES 0REACTOR TRIP DUE TO FEEDWATER CONTROL VALVE CLOSUREYONGGWANG-3
13-09-1995INES 0REACTOR TRIP DUE TO FLUCTUATION OF LUBRICANT OIL PRESSURE IN TURBINE PROTECTION SYSTEMULCHIN-2
10-11-1993INES 0REACTOR TRIP DUE TO FLUCTUATION OF PRESSURE IN MOISTURE SEPARATOR AND REHEATER (MSR) DRAIN TANKKORI-2
28-10-1993INES 0REACTOR TRIP DUE TO GENERATOR TRIP CAUSED BY ACTIVATION OF GENERATOR PROTECTION RELAYKORI 1
29-06-1994INES 0REACTOR TRIP DUE TO GROUND OF MAIN GENERATOR PROTECTION RELAYKORI 1
15-12-1993INES 0REACTOR TRIP DUE TO GROUNDING OF POWER SUPPLY OF CONTROL RODSYONGGWANG-2