INES Levels
INES N/A
INES 0
INES 1
INES 2
INES 3
INES 4
INES 5
INES 6
INES 7

INES 0: Deviation

No safety significance

(Arrangements for reporting minor events to the public differ from country to country. Also, it is difficult to ensure precise consistency in rating events between INES Level-1 and Below scale/Level-0)

▸ Legenda & explanation
date title location 
1993-12-06REACTOR TRIP DUE TO TURBINE TRIP CAUSED BY STEAM GENERATOR LEVEL "HI-HI" SIGNALSouth KoreaKORI-3
1993-11-23UNIT SCRAM DUE TO OPERATIONAL OCCURRENCE IN RCP COMPONENT COOLING CIRCUITRussian FederationKALININ-1
1993-11-23REACTOR TRIP DUE TO TROUBLE OF DISCONNECTOR SWITCH IN SWITCH YARDSouth KoreaULCHIN-1
1993-11-10REACTOR TRIP DUE TO FLUCTUATION OF PRESSURE IN MOISTURE SEPARATOR AND REHEATER (MSR) DRAIN TANKSouth KoreaKORI-2
1993-11-03REACTOR TRIP DUE TO FAST CLOSURE OF MAIN STEAM ISOLATION VALVE (MSIV)South KoreaKORI-3
1993-10-28REACTOR TRIP DUE TO GENERATOR TRIP CAUSED BY ACTIVATION OF GENERATOR PROTECTION RELAYSouth KoreaKORI 1
1993-10-18ACID SPILLAGE IN THORPUnited KingdomBNFL, Sellafield
1993-10-18REACTOR TRIP DUE TO FAST CLOSURE OF MAIN FEED ISOLATION VALVES (MFIV)South KoreaKORI-3
1993-09-16REACTOR TRIP DUE TO STEAM GENERATOR HIGH HIGH LEVEL SIGNALSouth KoreaYONGGWANG-2
1993-09-14LOSS OF OFF-SITE POWER AND REACTOR SCRAMUnited States of AmericaLASALLE-1
1993-08-10REACTOR TRIP DUE TO STEAM GENERATOR HIGH HIGH LEVEL SIGNALSouth KoreaYONGGWANG-2
1993-08-09REACTOR SHUTDOWN DUE TO LIGHTNINGSouth KoreaYONGGWANG-2
1993-07-05FIRE AT COOLING TOWERSRomaniaINR-PITESTI
1993-07-02REACTOR TRIP DUE TO STEAM GENERATOR LOW LOW LEVEL SIGNALSouth KoreaKORI 1
1993-06-28RADIOACTIVE SPOT AT THE NPP SITEUkraineZAPOROZHE-1
1993-06-25LEVEL DECREASE IN THE EMERGENCY BORON TANKHungaryPAKS-1
1993-05-10STEAM GENERATOR TUBE LEAKSloveniaKRSKO
1993-04-24EXCESSIVE FEEDWATER REGULATING VALVE OSCILLATIONS CAUSE WATER HAMMER INDUCED VIBRATION OF THE MAIN FEEDWATER PIPINGUnited States of AmericaNORTH ANNA-2
1993-03-30TURBINE TRIP ON SG HIGH-HIGH WATER LEVEL FOLLOWED BY REACTOR TRIPChinaQINSHAN 1
1993-03-18REACTOR SHUTDOWN BY THE ACTUATION EMERGENCY PROTECTION CAUSED BY THE LEVEL RAISE IN DRUM SEPARATORUkraineCHERNOBYL-3
1993-03-15ZION UNIT 2 LOSS OF NSSS CONTROL ROOM ANNUNCIATORSUnited States of AmericaZION-2
1993-03-03BLOWN FUSE ON THE INVERTER CAUSED REACTOR TRIPSloveniaKRSKO
1993-03-02MINOR LEAKAGE IN A 15 MM PIPE TO A PILOT VALVE IN THE PRESSURE RELIEF SYSTEMSwedenRINGHALS-1
1993-02-28MINOR LEAKAGE IN A 32 MM VALVE BONNET SEALSwedenRINGHALS-1
1993-02-15UNIT SHUTDOWN DUE TO HEAVY WATER LEAK AT A FUELLING MACHINECanadaDARLINGTON-2
1993-02-09FIRE IN A NON-SAFETY RELATED CABINET IN THE CONTROLLED AREABelgiumTIHANGE-1
1993-01-23INSUFFICIENT CONTROL ROD FUNCTION DURING HOT START UP TESTSwedenRINGHALS-1
1993-01-17NON-AVAILABILITY OF CHANNEL TEMPERATURE MONITORING (CTM) INSTALLATION-2IndiaRAJASTHAN-2
1993-01-16NON TRIPPING OV CHANNEL-E ON HIGH BOILER DIFFERENTIAL TEMPERATURE WHILE DOING TESTINGIndiaKALPAKKAM-2
1993-01-14WOODEN SLEEPERS STORED AT THE SEPARATING WALL BETWEEN UNITS 3 & 4 CAUGHT FIREUkraineCHERNOBYL-3