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 
1992-05-05MODERATOR DUMP TIME RECORDING HIGHER THAN NORMALIndiaKALPAKKAM-1
1993-02-28MINOR LEAKAGE IN A 32 MM VALVE BONNET SEALSwedenRINGHALS-1
1993-03-02MINOR LEAKAGE IN A 15 MM PIPE TO A PILOT VALVE IN THE PRESSURE RELIEF SYSTEMSwedenRINGHALS-1
1996-08-07Manual shutdown for repairing the steam generator tube leakSouth KoreaYONGGWANG-2
1996-07-12Manual shutdown for repairing the fueling machineSouth KoreaWOLSONG-3
1996-08-11Manual shutdown for repairing of main condenser tubeSouth KoreaULCHIN-1
1995-09-24MANUAL REACTOR TRIP DUE TO FAILURE OF DRAIN VALVE IN AUTOCLAVE CIRCUITSouth KoreaWOLSONG-3
1996-01-07MANUAL REACTOR SHUTDOWN DUE TO LEAKAGE IN BLEED WATER RETURN PIPELINELithuaniaIGNALINA-2
1994-01-27MANUAL REACTOR SHUTDOWN CAUSED BY THE FAILURE OF THE MANUAL REACTOR CONTROL ROD SYSTEMLithuaniaIGNALINA-2
1999-06-08Malfunction of the feedwater control valve caused reactor tripSloveniaKRSKO
1991-02-22LOWERING OF REACTOR WATER LEVEL BELOW CORE SPRAY ACTUATION LEVELIndiaTARAPUR-1
1992-09-12LOW ACTIVITY WATER LEAK FROM THE CONTAMINATED CONDENSATE TANKRussian FederationKOLA-3
2019-09-09Lost of radioactive sealed sourceMexicoMorelia. Michoacan
1997-05-17Loss of the residual heat removal system during refuelingSloveniaKRSKO
1998-02-13Loss of shutdown coolingUnited States of AmericaCLINTON-1
1990-12-27LOSS OF RAM-C POSITION INDICATIONIndiaKALPAKKAM-2
1992-03-03LOSS OF POWER SUPPLY TO CLASS IV SYSTEMS AND UNIT OUTAGEIndiaKALPAKKAM-1
1993-09-14LOSS OF OFF-SITE POWER AND REACTOR SCRAMUnited States of AmericaLASALLE-1
1992-04-10LOSS OF AC POWER DURING REFUELING WITH UNLOADED REACTORSwitzerlandBEZNAU-2
2004-09-09Loss of a type A package in FranceFranceTransportation/France
1993-06-25LEVEL DECREASE IN THE EMERGENCY BORON TANKHungaryPAKS-1
1991-01-14LEAKOFF IN MOTOR BEARING HEAT EXCHANGER OF SERVICE WATER PUMPBrazilANGRA-1
1997-03-23Leakage on thge feedwater recirculation pipeline of the steam-generator no. 1KazakhstanBN-350
1996-01-22LEAKAGE OF THE FEEDWATER OF RECIRCULATION PIPELINEKazakhstanBN-350
1994-02-22LEAKAGE OF FEEDWATER THROUGH WELDED JOINT OF A NB 76 PIPELINE CONNECTING ECCS HEADER WITH DISTRIBUTION GROUP HEADERRussian FederationLENINGRAD-1
1990-07-30LEAKAGE IN THE UNDERGROUND TUBE OF THE INTERMEDIATE COOLING CIRCUITGermanyKRUEMMEL
1994-12-04LEAKAGE IN MANUAL VALVE INTO TECHNICAL SPECIFICATIONSSpainALMARAZ-1
1992-10-15LEAKAGE FROM REACTOR CIRCUIT PIPE, DIAMETER 26LithuaniaIGNALINA-2
1995-06-20LEAK FROM LIFTING CHARGING PUMP RELIEF VALVEUnited States of AmericaH.B. ROBINSON-2
1991-04-08LEAK FROM FUELLING MACHINEIndiaRAJASTHAN-2