date  | INES | title | location |
| 31-12-2003 | INES 2 | Anomaly on the water recirculation circuits of French pressurised water reactors | All NPP - generic, France |
| 29-12-2003 | INES 2 | Unshielded radioactive source found in metal scrap | Meghri, Armenia |
| 23-12-2003 | INES 1 | Contamination of Demineralized Water System & Uncontrolled Minor Radioactivity Release | YONGGWANG-5, South Korea |
| 16-12-2003 | INES 1 | Process vessel with natural uranium compound found in stainless steel scrap | Jewometaal, Rotterdam-Botlek, Netherlands |
| 08-12-2003 | INES 1 | Incidents of Radioactivity in Consumer Products | Consumer Products, Canada |
| 02-12-2003 | INES 1 | Missing Radioactive Gauge | Geismar, United States of America |
| 11-11-2003 | INES 2 | Unshielded strontium-90 (Sr-90/Y-90) radioactive source found in metalscrap from Nigeria | REUKEMA BLOCQ EN MANESCHIJN B.V., Harderwijk, Netherlands |
| 07-11-2003 | INES 2 | Occupational Overexposure to Workers | Lexena, United States of America |
| 09-09-2003 | INES 2 | Radiation Overexposure of an Industrial Radiographer | Charleston, United States of America |
| 27-08-2003 | INES 0 | Unexpected closure of the main steam line isolation valve caused reactor trip | KRSKO, Slovenia |
| 14-08-2003 | INES 2 | Total Impairment of the High Pressure Emergency Core Injection System Affecting Five (5) Reactor Units at Pickering NGS | Pickering A - B NGS, Canada |
| 07-08-2003 | INES 2 | One unshielded and two shielded Cs-137 radioactive sources found at a scrap yard | Jewometaal, Rotterdam-Botlek, Netherlands |
| 16-07-2003 | INES 2 | Discovery of a Cs-source in scrap | Shipment of scrap, Slovenia |
| 11-07-2003 | INES 2 | Auto-trip of R21, following trip of Main Boiler Feed Pump, subsequent breach of Gas Circulator 22 Inlet Temp. limit | DUNGENESS-B1 UNIT A, United Kingdom |
| 01-07-2003 | INES 1 | Radiological incident occurred in the fuel element auxiliary pool, involving Co-60 withdrawn from an adjuster unit | EMBALSE, Argentina |
| 29-06-2003 | INES 2 | FAILURE OF FIXED GAUGING DEVICE RESULTING IN RADIATION EXPOSURE TO MEMBERS OF THE PUBLIC | Monsanto Chemical Plant, United States of America |
| 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 |
| 12-04-2003 | INES 1 | Loss of an industrial radiography device containing 138 GBq of iridium 192 | Other, India |
| 10-04-2003 | INES 3 | Incremented radioactivity of the heat carrier during refueling outage at a time of fuel cleaning | PAKS-2, Hungary |
| 09-04-2003 | INES 1 | THEFT OF NUCLEAR GAUGE | Lima, Peru |
| 29-01-2003 | INES 0 | Vehicle Stolen containing a density gauge | UK Transport Event, United Kingdom |
| 20-01-2003 | INES 1 | Reactor Protection Actuation and safety injection | KOZLODUY-3, Bulgaria |
| 24-12-2002 | INES 1 | Start-up Instrumentation Impairment | BRUCE-7, Canada |
| 28-11-2002 | INES 2 | Internal contamination of workers in a Medical Center | Centro Medico Siglo XXI, Mexico |
| 28-11-2002 | INES 1 | Improper performance of radiography | Welding Institute, Ljubljana, Slovenia |
| 22-11-2002 | INES 2 | Safety injection during hot shutdown at Tihange 2 unit | TIHANGE-2, Belgium |
| 17-11-2002 | [N/A] | Chemical Explosion at fuel fabrication facility | Nuclear Fuel Complex, Hyderabad, India |
| 18-10-2002 | INES 2 | Overexposure of an Industrial Radiographer | Ghent, Kentucky, United States of America |
| 06-08-2002 | INES 1 | 9 Identical Strontium-90 Radioactive Sources Found in Metal Scrap from Armenia | Jewometaal, Rotterdam-Botlek, Netherlands |
| 24-07-2002 | INES 2 | Over exposure of a worker while performing radiography | Other, India |