Europe: Ukraine

▸ Legenda & explanation
date INES title location
01-12-1990INES 2ESSENTIAL BUS DEENERGIZATIONSOUTH UKRAINE-1
23-01-1991INES 2UNIT SHUTDOWN DUE TO BREACH OF NORMAL OPERATION CONDITIONSZAPOROZHE-1
13-02-1991INES 0REACTOR SHUTDOWN DUE TO EXCESS HYDROGEN CONCENTRATION IN THE GENERATOR STATOR GAS TRAPZAPOROZHE-4
26-02-1991INES 3INOPERABILITY OF VALVES AT THE DISCHARGE SIDE OF HPSI PUMPS IN THREE TRAINS DUE TO FAILURE TO CONNECT POWER CABLESKHMELNITSKI-1
27-03-1991INES 0UNIT SHUTDOWN DUE TO PRIMARY CIRCUIT LEAK IN THE LINE OF CONTROLLED LEAKS FROM THE MAIN ISOLATION VALVE SEALSOUTH UKRAINE-1
10-04-1991INES 3UNAVAILABILITY OF LOW POWER EMERGENCY PROTECTION (LPEP) DUE TO LOSS OF IONIZATION CHAMBER POWER SUPPLYCHERNOBYL-1
01-07-1991INES 2NEW FUEL ASSEMBLY DROPPING WHILE REFUELINGCHERNOBYL-2
10-08-1991INES 2PRIMARY WATER SPILLAGE WHILE REPAIR OF THE GATE VALVE AT RCP SUCTION DURING SCHEDULED MAINTENANCECHERNOBYL-2
02-10-1991INES 2CONTAMINATION OF THE SECONDARY WATER DUE TO ERRORS OF THE SPECIAL WATER TREATMENT FACILITY PERSONNELZAPOROZHE-2
11-10-1991INES 2UNIT SHUTDOWN DUE TO FIRE IN THE TURBINE BUILDING CAUSED BY ELECTRICAL EQUIPMENT FAILURECHERNOBYL-2
01-11-1991INES 0PARTIAL DAMAGE TO POWER AND INSTRUMENTATION CABLES OF TURBINE BUILDING VALVES AND AUXILIARY COMPONENTS AS A RESULT OF IGNITIONCHERNOBYL-1
30-12-1991INES 2UNIT SHUTDOWN AS A RESULT OF SPURIOUS OPERATION OF THE FIRE EXTINGUISHING SYSTEM AND DUE TO FLOODING OF ESFAS PANELSZAPOROZHE-2
18-03-1992[N/A]NO IMPACT TO SAFETY FOLLOWING RUPTURE OF A BYPASS FEEDWATER LINEKHMELNITSKI-1
19-04-1992INES 0POWER UNIT UNLOADING DUE TO THE THIRD MAIN CIRCULATION PUMP (MCP-3) TURNING-OFF AS A RESULT OF FALSE OPERATION OF MAJOR PROTECTION SYSTEMZAPOROZHE-4
21-09-1992INES 2REACTOR SHUTDOWN CAUSED BY AN EMERGENCY PROTECTION SYSTEM ACTUATION FOLLOWED BY NON-COMPLIANCE WITH THE SAFETY LIMITSSOUTH UKRAINE-1
12-11-1992INES 1UNIT OPERATION WITH ONE REACTOR PROTECTION SYSTEM CHANNEL OUTSOUTH UKRAINE-2
13-12-1992INES 1REACTOR SHUTDOWN BY THE ACTUATION OF THE EMERGENCY PROTECTION SYSTEM FOLLOWED BY NON-COMPLIANCE WITH THE SAFE OPERATING LIMITS ON STEAM GENERATOR COOLDOWN RATEROVNO-2
12-01-1993INES 0CABLE CATCHING FIRE AT THE CONNECTION POINT FOR PORTABLE UTILIZING EQUIPMENTCHERNOBYL-3
14-01-1993INES 0WOODEN SLEEPERS STORED AT THE SEPARATING WALL BETWEEN UNITS 3 & 4 CAUGHT FIRECHERNOBYL-3
18-03-1993INES 0REACTOR SHUTDOWN BY THE ACTUATION EMERGENCY PROTECTION CAUSED BY THE LEVEL RAISE IN DRUM SEPARATORCHERNOBYL-3
21-05-1993[N/A]HYDROGEN IGNITION ON THE COOLING SYSTEM OF THE TURBOGENERATORZAPOROZHE-5
28-05-1993[N/A]EXTRAORDINARY SHUTDOWN OF THE UNIT BECAUSE OF HYDROGEN LEAKAGE IN THE COOLING SYSTEM OF THE GENERATORSOUTH UKRAINE-3
16-06-1993INES 2RADIOACTIVE CONTAMINATION OF THE PART OF NPP SITEZAPOROZHE-1
28-06-1993INES 0RADIOACTIVE SPOT AT THE NPP SITEZAPOROZHE-1
20-10-1993[N/A]DISAPPEARANCE OF TWO FUEL ELEMENTS FROM THE FRESH FUEL STORAGE PREMISESCHERNOBYL-3
12-01-1994INES 2RADIOACTIVE CONTAMINATION IN AUXILIARY BUILDINGZAPOROZHE-4
08-03-1994INES 0SHUNT TRANSFORMER INFLAMMATION AT THE HIGH-VOLTAGE (750 KW) LINE SWITCHYARDZAPOROZHE-1
16-03-1994INES 1REACTOR SCRAM CAUSED BY THE CABLE FIRE UNDER THE TURBINE HALL PREMISESKHMELNITSKI-1
06-04-1994INES 2DEFECT OF THE REACTOR PROTECTION SYSTEM LEVEL CONTROLLER OF THE STEAM GENERATORSOUTH UKRAINE-1
18-04-1994INES 1SCRAM DUE TO THE LEVEL DROP IN TANKS OF EMERGENCY REACTOR COOLING SYSTEMCHERNOBYL-3