| date | INES | title  | location |
|---|
| 01-01-1997 | INES 0 | Inadvertent closure of the MSIV caused safety injection and plant trip | KRSKO, Slovenia |
| 25-09-1995 | INES 0 | INADVERTENT CLOSURE OF MSIV GENERATED SI SIGNAL FOLLOWED BY REACTOR TRIP | KRSKO, Slovenia |
| 18-03-2011 | INES 2 | Inadequate setting of the auxiliary feedwater turbopump | DOEL-4, Belgium |
| 04-07-2005 | INES 2 | Inadequate protection relays and related setpoints | TIHANGE-2, Belgium |
| 05-09-2012 | INES 1 | Inadequate planned repair of the 10UV68S201 quick-acting gate valve despite of the regulations of the Operational Limits and Conditions | PAKS-1, Hungary |
| 28-11-2002 | INES 1 | Improper performance of radiography | Welding Institute, Ljubljana, Slovenia |
| 12-10-1993 | INES 1 | IMPENETRABILITY TEST OF CONTAINMENT NOT APPROVED | BARSEBECK-2, Sweden |
| 01-07-1990 | INES 2 | IMPACT ON SAFETY DUE TO VIOLATION OF OPERATIONAL LIMITS AND CONDITIONS (IMPURITY DUE TO AIR INGRESS) | CREYS-MALVILLE, France |
| 01-10-1990 | INES 2 | IMPACT ON SAFETY DUE TO PARTIAL INOPERABILITY OF THE LONG TERM COOLING SYSTEM (WATER SUMP FILTERS) | PALUEL-1, France |
| 22-08-1990 | INES 2 | IMPACT ON SAFETY DUE TO INOPERABILITY OF A SAFETY SYSTEM DESIGNED FOR ACCIDENT MITIGATION (CONTAINMENT SAND FILTERS) | TRICASTIN-1, France |
| 25-11-2005 | INES 1 | I-192 sealed source stolen | ORAT s.r.l. Company for industrial non destructive analysis, Italy |
| 24-01-2011 | INES 0 | Hydrogen Recombiner functional testing not satisfactory | LAGUNA VERDE-2, Mexico |
| 21-05-1993 | [N/A] | HYDROGEN IGNITION ON THE COOLING SYSTEM OF THE TURBOGENERATOR | ZAPOROZHE-5, Ukraine |
| 26-11-1993 | INES 1 | HUMAN ERROR INITIATED SAFETY INJECTION/REACTOR TRIP | KRSKO, Slovenia |
| 29-01-1995 | INES 1 | HUMAN ERROR INITATED REACTOR TRIP | CHERNOBYL-3, Ukraine |
| 10-01-2022 | INES 2 | Higher dose rate in an operating area due to inappropriate positioning of a Co-60 source | Institute of Isotopes Ltd. Budapest, Hungary |
| 26-10-1990 | INES 0 | HIGH TRITIUM ACTIVITY IN SOLAR EVAPORATION FACILITY | RAJASTHAN-1, India |
| 02-01-2002 | INES 3 | High radiation levels measured on a package containing Iridium-192 | Studsvik Nuclear AB, Sweden |
| 31-10-1995 | INES 1 | HIGH RADIATION LEVELS IN REACTOR BUILDING | LASALLE-1, United States of America |
| 09-07-1991 | INES 1 | HIGH ACTIVITY IN TB PIT | RAJASTHAN-2, India |
| 20-10-1994 | INES 2 | HEAVY WATER SPILLAGE IN CONTAINMENT | WOLSONG-3, South Korea |
| 07-03-1991 | INES 1 | HEAVY WATER SPILL FROM MODERATOR SYSTEM | KALPAKKAM-1, India |
| 24-01-1992 | INES 1 | HEAVY WATER LEAK FROM RUPTURED HOSE | RAJASTHAN-2, India |
| 13-04-1991 | INES 0 | HEAVY WATER LEAK FROM INSTRUMENT TUBING | RAJASTHAN-1, India |
| 25-04-2003 | INES 1 | Heavy water leak from a defuelled coolant channel in a PHWR during Inspection, with reactor in shutdown state | NARORA-2, India |
| 11-11-2001 | INES 0 | Heat Transport Steam Bleed Valve Failed Open Causing Unit Trip | DARLINGTON-3, Canada |
| 04-10-2011 | INES 1 | Hazardous manipulation of a lightning rod with Ra-226 | Vila Nova de Gaia, Portugal |
| 11-12-2020 | INES 2 | Hands skin exposure | Wales, F-18 Radio-pharmacy, United Kingdom |
| 21-06-2019 | INES 2 | Hand contamination of radiation workers | Sydney, ANM Facility, ANSTO Lucas Heights, Australia |
| 31-03-2019 | INES 2 | Hand contamination and overexposure of workers at a nuclear medical facility | PET Scanning Facility, UK, United Kingdom |
