Legenda & explanation
date INES title location
15-07-1991INES 1FIRE IN LOW LEVEL RADIOACTIVE WASTE STORAGEKOZLODUY-1, Bulgaria
18-07-1991INES 1EARTHQUAKE IN CENTRAL EUROPEKOZLODUY-1, Bulgaria
22-07-1991INES 1CONTAMINATION OF SOIL ON SITEKOZLODUY-1, Bulgaria
06-08-1991INES 1NEW RADIOACTIVE "HOT SPOTS" DISCOVERED AT KOZLODUY NPPKOZLODUY-1, Bulgaria
10-06-1992INES 1CONTAMINATED PARTICLES DISCOVERED ON-SITEKOZLODUY-1, Bulgaria
15-05-1994INES 1DETERIORATION OF NATURAL CIRCULATION DURING REPAIR WORKS AT UNIT NO. 1KOZLODUY-1, Bulgaria
24-11-1994INES 1LOSS OF ELECTRICAL SUPPLY OF THE BANK PUMP STATION OF KOZLODUY NPPKOZLODUY-1, Bulgaria
24-11-1994INES 1LOSS OF OFF-SITE AC POWERKOZLODUY-1, Bulgaria
19-05-1998INES 2SG blow down pipe rupture at Kozloduy NPP unit 1 during refuelling outageKOZLODUY-1, Bulgaria
10-12-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN FEEDWATER ISOLATION VALVE (MFIV) CAUSED BY MALFUNCTION OF LOGIC CIRCUITKORI-4, South Korea
11-01-1994INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN STEAM ISOLATION VALVE (MSIV)KORI-4, South Korea
18-10-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN FEED ISOLATION VALVES (MFIV)KORI-3, South Korea
03-11-1993INES 0REACTOR TRIP DUE TO FAST CLOSURE OF MAIN STEAM ISOLATION VALVE (MSIV)KORI-3, South Korea
06-12-1993INES 0REACTOR TRIP DUE TO TURBINE TRIP CAUSED BY STEAM GENERATOR LEVEL "HI-HI" SIGNALKORI-3, South Korea
03-04-1995INES 0REACTOR TRIP DUE TO MAIN FEEDWATER PUMPS STOPKORI-3, South Korea
10-11-1993INES 0REACTOR TRIP DUE TO FLUCTUATION OF PRESSURE IN MOISTURE SEPARATOR AND REHEATER (MSR) DRAIN TANKKORI-2, South Korea
21-12-1993INES 0REACTOR TRIP DUE TO MAIN CONDENSER VACUUM LOW SIGNALKORI-2, South Korea
25-09-1994INES 0REACTOR TRIP DUE TO TURBINE TRIP CAUSED BY STEAM GENERATOR LEVEL "HI-HI" SIGNALKORI-2, South Korea
25-02-1995INES 0SAFETY INJECTION DUE TO PRESSURIZER SPRAY VALVE STACKKORI-2, South Korea
27-11-1995INES 0REACTOR TRIP DUE TO ACTUATION OF MAIN GENERATOR PROTECTION RELAYKORI-2, South Korea
18-06-1996INES 0Reactor trip due to steam generator level low-low signalKORI-2, South Korea
09-02-2012INES 2Loss of shutdown cooling due to station blackout during refueling outageKORI-1, South Korea
02-07-1993INES 0REACTOR TRIP DUE TO STEAM GENERATOR LOW LOW LEVEL SIGNALKORI 1, South Korea
28-10-1993INES 0REACTOR TRIP DUE TO GENERATOR TRIP CAUSED BY ACTIVATION OF GENERATOR PROTECTION RELAYKORI 1, South Korea
29-06-1994INES 0REACTOR TRIP DUE TO GROUND OF MAIN GENERATOR PROTECTION RELAYKORI 1, South Korea
16-08-1995INES 0REACTOR TRIP DUE TO PRESSURE DROP OF INSTRUMENT AIRKORI 1, South Korea
30-03-1996INES 0Reactor trip due to actuation of sensitive relay influenced by starting currentKORI 1, South Korea
31-03-1996INES 0Reactor trip due to improper operation of main feedwater bypass valveKORI 1, South Korea
02-02-1993INES 1UNIT SCRAM CAUSED BY GRID DISTURBANCES DUE TO TORNADOKOLA-4, Russian Federation
27-05-1993INES 1UNIT SCRAM DUE TO INADVERTENT ACTUATION OF PRESSURIZER PILOT RELIEF VALVEKOLA-3, Russian Federation