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 
2006-12-17Shutdown due to Tritium increase in reactor roomArgentinaATUCHA-1
2007-03-16Steam Generator tube leakage at Atucha N.P.PArgentinaATUCHA-1
2007-12-15TURBINE TRIP AND MANUAL SCRAM DURING NORMALIZATION OF A HEAT EXCHANGER OF THE MAIN OUTPUT TRANSFORMERArgentinaATUCHA-1
1996-01-08SUDDEN OPENING OF SAFETY STEAM VALVES DURING A ROUTINE TEST OF THE ECCS CONTROL LOGIC, WITHOUT ANY SAFETY-RELATED CONSEQUENCESArgentinaEMBALSE
1996-06-30Slight contamination of potable water due to damage in an auxiliary heat exchanger of the main condenser circuitArgentinaEMBALSE
2007-02-16Steam Generator tube leakage at Embalse NPPArgentinaEMBALSE
1996-10-08Reactor trip due to short circuit on the high-voltage lineArmeniaARMENIA-2
1997-02-04Reactor trip due to short circuit on control and protection system of generatorArmeniaARMENIA-2
2008-12-27Very low activity source found in scrap metalArmeniaMeghri
2001-05-15Fan belt catching fire in the auxiliary building without consequencesBelgiumTIHANGE-1
1993-02-09FIRE IN A NON-SAFETY RELATED CABINET IN THE CONTROLLED AREABelgiumTIHANGE-1
1991-01-14LEAKOFF IN MOTOR BEARING HEAT EXCHANGER OF SERVICE WATER PUMPBrazilANGRA-1
1992-01-29NO IMPACT ON SAFETY FOLLOWING A FIRE IN THE AUXILIARY BUILING OF UNITS 3 AND 4BulgariaKOZLODUY-3
1992-01-05NO IMPACT TO SAFETY AFTER IGNITION OF THERMAL INSULATION OF A PIPE IN THE PRIMARY COOLANT SYSTEMBulgariaKOZLODUY-5
1996-11-11Small leak in one steam generatorBulgariaKOZLODUY-6
2002-06-11Empty Pressure Tube Damaged During Routine MaintenanceCanadaBRUCE-6
2013-05-17Information on earthquake which occurred in Western QuébecCanadaCentral/Eastern Canada
1993-02-15UNIT SHUTDOWN DUE TO HEAVY WATER LEAK AT A FUELLING MACHINECanadaDARLINGTON-2
2001-11-11Heat Transport Steam Bleed Valve Failed Open Causing Unit TripCanadaDARLINGTON-3
1994-05-25REACTOR SCRAM BY ATWT SIGNAL DURING PERIODIC TESTChinaGUANGDONG-1
1993-03-30TURBINE TRIP ON SG HIGH-HIGH WATER LEVEL FOLLOWED BY REACTOR TRIPChinaQINSHAN 1
1994-02-02REACOR SCRAM AND TURBINE TRIP BY RCP BUS LOW VOLTAGEChinaQINSHAN 1
1995-12-15TURBINE TRIP AND REACTOR SCRAM DUE TO TO AG WATER LEVEL HIGH-HIGHChinaQINSHAN 1
1991-01-21REACTOR SCRAM DUE TO A FIRE OF SECOND CATEGORY OF RELIABILITY BUSESCzech RepublicDUKOVANY-1
1993-01-11FIRE ON HYDROGEN PRESSURE CYLINDERCzech RepublicDUKOVANY-1
1997-11-09Small short-term fire in the switchboard in the NPP DukovanyCzech RepublicDUKOVANY-1
1998-07-28Small short-term fire in the electric rectifier in the NPP DukovanyCzech RepublicDUKOVANY-1
1994-02-03TURBINE TRIP AND REACTOR POWER DECREASE DUE TO FAILURE OF AUXILIARY TRANSFORMER AT NPP DUKOVANYCzech RepublicDUKOVANY-3
2020-12-10Nuclear Installation Event at OLKILUOTO-2FinlandOLKILUOTO-2
1994-08-11SLIGHT CONTAMINATION AT THE NUCLAR ELECTRICITY PRODUCTION CENTRE OF DAMPIERREFranceDAMPIERRE-1