Latest Events


Mexico, 20 Nov 2024, INES: 0

Fuel misplaced

On November 20, 2024, at around 15:00 hours, during the inspection carried out by IAEA safeguards personnel to perform the Criticality test of the MXA-TRIGA Mark III Reactor and verify its reactor configuration, it was detected that in position B-1 of ring B, which should be empty according to the...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 23 Nov 2024 Last update on 23 Nov 2024


United States of America, 15 Dec 2022, INES: 2

Worker Overexposure

From September through December of 2022, a radioisotope processing facility had an equipment malfunction that caused syringes filled with Fluorine-18 to miss a shielding container and fall to the floor during production. During this time, workers retrieved the syringes by hand and manually loaded...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 08 Nov 2024 Last update on 08 Nov 2024


Czech Republic, 11 Jan 2024, INES: 2

Unavailability of Reactor protection system of unit 3

Dukovany NPP is equipped by a digital Control and Protection system of Reactor. On January 11, 2024 Unit 3 of Dukovany NPP was a few days before refuelling outage, on stable operation on Power and Temperature effect with actual power 97 % Nnom, operation was in accordance with manuals. Routine...
Reported by State Office for Nuclear Safety of Czech Republic on 18 Oct 2024 Last update on 18 Oct 2024


Mexico, 20 Sep 2024, INES: 1

Theft of a nuclear gauge

On September 20, at approximately 16:51 (UTC-22.51), the theft of a CPN nuclear densimeter, model MC-1, serial number MD10700322, was reported to the CNSNS office, which contains the following radioactive sources: 1- Am-241/Be (with an activity today of 1.75 GBq) 2- Cs–137 (with an activity...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 23 Sep 2024 Last update on 10 Dec 2024


United States of America, 11 Dec 2023, INES: 2

Worker Exceeded Annual Dose Limit

On December 11, 2023, a pharmaceutical technician noted a pressure issue with a synthesis cell, which contained 11.29 GBq (305 mCi) of Fluorine-18. The pharmaceutical technician opened the synthesis cell and Fluorine-18 splashed onto their upper chest, neck, and underarm. The pharmaceutical...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 21 Aug 2024 Last update on 21 Aug 2024


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