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 
1993-03-15ZION UNIT 2 LOSS OF NSSS CONTROL ROOM ANNUNCIATORSUnited States of AmericaZION-2
1995-07-20AMMONIA RELEASE FROM NEARBY CHEMICAL PLANTUnited States of AmericaWATERFORD-3
2010-04-02Worker OverexposureUnited States of AmericaWashington University St. Louis
2006-07-18Potential Flooding Common Mode Failure of Service Water PumpsUnited States of AmericaVIRGIL C. SUMMER-1
1995-10-04SALEM UNIT 1 LOSS OF CONTROL ROOM ANNUNCIATORSUnited States of AmericaSALEM-1
1996-04-04Electrical fire in the control roomUnited States of AmericaPALO VERDE-2
1993-04-24EXCESSIVE FEEDWATER REGULATING VALVE OSCILLATIONS CAUSE WATER HAMMER INDUCED VIBRATION OF THE MAIN FEEDWATER PIPINGUnited States of AmericaNORTH ANNA-2
2011-08-23Follow-up to Alert Emergency Action Level Declaration due to Loss of Offsite Power Resulting from a Seismic EventUnited States of AmericaNORTH ANNA POWER STATION UNITS 1 and 2
2004-08-03Potential Radiation Overexposure to a RadiographerUnited States of AmericaMills
1997-10-09Fire in emergency diesel generator exhaustUnited States of AmericaLIMERICK-2
1993-09-14LOSS OF OFF-SITE POWER AND REACTOR SCRAMUnited States of AmericaLASALLE-1
2000-02-15Steam generator tube leakUnited States of AmericaINDIAN POINT-2
1995-06-20LEAK FROM LIFTING CHARGING PUMP RELIEF VALVEUnited States of AmericaH.B. ROBINSON-2
2001-03-21EMERGENCY DIESEL GENERATOR BEARING FAILURE & FIREUnited States of AmericaENRICO FERMI-2
1998-10-08Fire in emergency diesel generator control panel during testUnited States of AmericaENRICO FERMI-2
1996-08-19RCIC turbine insulation fireUnited States of AmericaCLINTON-1
1998-02-13Loss of shutdown coolingUnited States of AmericaCLINTON-1
2003-01-29Vehicle Stolen containing a density gaugeUnited KingdomUK Transport Event
2005-12-22Activation of emergency plan support to Torness Power StationUnited KingdomTORNESS UNIT A
1993-10-18ACID SPILLAGE IN THORPUnited KingdomBNFL, Sellafield
1997-06-09Fire involving used extract ventilation filtersUnited KingdomBNFL SPRINGFIELDS
2014-11-28Event during operation of Zaporizhzhya NPP Unit №3UkraineZAPOROZHYE-3
1991-02-13REACTOR SHUTDOWN DUE TO EXCESS HYDROGEN CONCENTRATION IN THE GENERATOR STATOR GAS TRAPUkraineZAPOROZHE-4
1992-04-19POWER UNIT UNLOADING DUE TO THE THIRD MAIN CIRCULATION PUMP (MCP-3) TURNING-OFF AS A RESULT OF FALSE OPERATION OF MAJOR PROTECTION SYSTEMUkraineZAPOROZHE-4
1993-06-28RADIOACTIVE SPOT AT THE NPP SITEUkraineZAPOROZHE-1
1994-03-08SHUNT TRANSFORMER INFLAMMATION AT THE HIGH-VOLTAGE (750 KW) LINE SWITCHYARDUkraineZAPOROZHE-1
1995-12-03UNIT COLD SHUT DOWN BECAUSE OF THE FLAW IN PIPELINE OF THE PRIMARY MAIN COOLANT PUMPUkraineZAPOROZHE-1
1991-03-27UNIT SHUTDOWN DUE TO PRIMARY CIRCUIT LEAK IN THE LINE OF CONTROLLED LEAKS FROM THE MAIN ISOLATION VALVE SEALUkraineSOUTH UKRAINE-1
1993-01-12CABLE CATCHING FIRE AT THE CONNECTION POINT FOR PORTABLE UTILIZING EQUIPMENTUkraineCHERNOBYL-3
1993-01-14WOODEN SLEEPERS STORED AT THE SEPARATING WALL BETWEEN UNITS 3 & 4 CAUGHT FIREUkraineCHERNOBYL-3