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Iran, Islamic Republic of,
09 Dec 2025
Following our previous reports, in order to prevent dispersion of radioactive material inside the Natanz facility, taking into account the weather forecast, one of the building inside the facility (S8) has already been surrounded and isolated and is going to be covered with a water-resistant...
Reported by
Iran Nuclear Regulatory Authority (INRA)
of
Iran, Islamic Republic of
on
09 Dec 2025.
Last update on 09 Dec 2025
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Czech Republic,
01 Sep 2025, INES: 3
The museum in Roztoky near Prague operates an irradiation chamber that is used to destroy insects in collection items with gamma radiation. For this purpose, a sealed radionuclide source of Co-60 with an actual activity of 127 TBq on the date of the event is used.
On 1. 9. 2025, a radiation...
Reported by
State Office for Nuclear Safety
of
Czech Republic
on
27 Nov 2025.
Last update on 27 Nov 2025
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Czech Republic,
13 Jan 2025, INES: 2
On 13. 1. 2025, the lcencee reported a radiation emergency when an unplanned radiation exposure of a radiation worker occurred. The worker was in the radiation room with a source of ionizing radiation - the Chisostat SO 1 irradiator, which contained a sealed radionuclide source ("URZ") Co-60 with...
Reported by
State Office for Nuclear Safety
of
Czech Republic
on
07 Oct 2025.
Last update on 07 Oct 2025
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France,
09 Jun 2025, INES: 2
On 12 June 2025, the operator of the Cattenom nuclear power plant reported a significant radiation protection event concerning the exceeding of an annual individual dose limit by an EDF contractor.
On 9 June 2025, this contractor was installing lead matting in reactor building 3, which was shut...
Reported by
Autorité de Sûreté Nucleaire et de Radioprotection (ASNR)
of
France
on
05 Aug 2025.
Last update on 05 Aug 2025
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France,
24 Jul 2025, INES: 2
On 25 July 2025, the operator of the Gravelines nuclear power plant reported a significant radiation protection event concerning the exceeding of an annual individual dose limit by an EDF contractor.
Reactor 1 at the Gravelines nuclear power plant was in shut down for maintenance and refuelling....
Reported by
Autorité de Sûreté Nucleaire et de Radioprotection (ASNR)
of
France
on
05 Aug 2025.
Last update on 05 Aug 2025
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France,
22 Jul 2025, INES: 3
On 24 July 2025, the National Centre for Research and Restoration in French Museums (C2RMF) reported to the ASNR a significant radiation protection event related to the localised irradiation of a worker by the beam of the AGLAE particle accelerator, used for analysing works of art and ancient...
Reported by
Autorité de Sûreté Nucleaire et de Radioprotection (ASNR)
of
France
on
01 Aug 2025.
Last update on 01 Aug 2025
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United States of America,
08 Apr 2025, INES: 2
On April 8, 2025, two workers were performing waste handling activities in a hot cell basement of a cyclotron facility that produces strontium-82 from metallic rubidium targets. One worker removed a high-level liquid waste container from a shielded barrel and placed the unshielded container on the...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
17 Jul 2025.
Last update on 17 Jul 2025
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Iran, Islamic Republic of,
22 Jun 2025
Despite the prohibition of attacks on nuclear facilities and the fact that such actions contravene all international norms and principles of international law, the Natanz, Esfahan and Fordow nuclear facilities– which have been under continuous IAEA inspection and verification measures – were...
Reported by
Iran Nuclear Regulatory Authority (INRA)
of
Iran, Islamic Republic of
on
22 Jun 2025.
Last update on 22 Jun 2025
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Iran, Islamic Republic of,
13 Jun 2025
Despite the prohibition of attacks on nuclear facilities and the fact that such actions contravene all international norms and principles of international law, the Esfahan nuclear facilities – which have been under continuous IAEA inspection and verification measures – was attacked several times by...
Reported by
Iran Nuclear Regulatory Authority (INRA)
of
Iran, Islamic Republic of
on
14 Jun 2025.
Last update on 14 Jun 2025
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Iran, Islamic Republic of,
13 Jun 2025
Despite the prohibition of attacks on nuclear facilities and the fact that such actions contravene all international norms and principles of international law, the Natanz nuclear facilities – which have been under continuous IAEA inspection and verification measures – was subjected to aerial and...
Reported by
Iran Nuclear Regulatory Authority (INRA)
of
Iran, Islamic Republic of
on
13 Jun 2025.
Last update on 13 Jun 2025
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Mexico,
02 Mar 2025, INES: 0
On Sunday March the 2nd, 2025, at approximately 6:30 AM (UTC-06:00), personnel from the municipality of Temascalapa forcibly took over the Low and Medium Level Radioactive Waste Storage Center (CADER), property of the National Institute of Nuclear Research (ININ), evicting the personnel who were at...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
19 Mar 2025.
Last update on 19 Mar 2025
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United States of America,
06 Mar 2025, INES: 1
On March 6, 2025, a radiography crew working approximately 16 km (10 mi) east of Mentone, Texas, reported losing a SPEC 150 exposure device containing a 3.53 TBq (95.4 Ci) iridium-192 source.
Update: On March 13, 2025, a member of the public contacted the licensee stating they had found the...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
13 Mar 2025.
Last update on 19 Mar 2025
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United States of America,
27 Feb 2025, INES: 2
On 27 February 2025, a radiography camera containing 2.738 TBq (74 Ci) of Ir-192 was reported stolen from a licensee’s truck. On 26 February 2025, the radiographer stayed the night at a hotel in Kernersville, NC and discovered the next morning that the camera was missing. The radiographer had not...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
07 Mar 2025.
Last update on 07 Mar 2025
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Korea, Republic of,
12 Sep 2023, INES: 2
On September 12, 2023, during industrial radiography, the control cable of the equipment ruptured, causing the radiation source(Ir-192, 1.75 TBq) to detach inside the guide tube. The worker was unable to notice the detachment of the radiation source in time due to the lack of proper radiation...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
15 Jul 2019, INES: 3
In July 2017, at a semiconductor manufacturing company, seven workers were exposed to radiation due to the abnormal use of an X-ray generator(100 kVp, 0.1 mA) for product defect inspection. The X-ray generator was a cabinet-type device with a shielding door interlock, but the workers manually...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
24 Aug 2018, INES: 2
On August 24, 2018, during industrial radiography using a sealed radiation source (Ir-192, 1.22 TBq), the radiation source became stuck inside the guide tube, making it impossible to retrieve. During the initial response, the remote control cable was incorrectly assembled in the opposite direction,...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
21 Jul 2017, INES: 3
On July 21, 2017, at a hospital in Seoul, an incident occurred when the assigned staff member failed to follow the patient verification procedure in the I-131 therapy room. As a result, a dose of I-131 (5,550 MBq), intended for a thyroid desease patient, was mistakenly administered to another...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
31 Dec 2016, INES: 3
In December 2016, it was reported to the regulatory authority that an industrial radiography worker's personal dosimeter reading had exceeded the annual dose limit. An investigation revealed that the worker had been exposed to high levels of radiation on a night-field radiography work during...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
03 Dec 2015, INES: 3
On December 3, 2015, an industrial radiography worker repeatedly conducted NDT without realizing that a sealed radioactive source(Ir-192, 1.1 TBq) had not been properly retracted and remained at the end of the guide tube. On December 8, the worker began feeling symptoms such as pain, redness, and...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
20 Apr 2015, INES: 2
On April 20, 2015, two workers were conducting a industrial radiography for Non-Destructive Test on the welds of a large steel product. During the process, the guide tube of the irradiator was not properly connected, causing the radiation source (Co-60, 1.85 TBq) to be withdrawn but not retrieved....
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Korea, Republic of,
26 Jun 2014, INES: 3
On June 26, 2014, during the setup and operation of testing equipment for industrial radiography, a radiation exposure incident occurred. The support structure of the equipment fell onto the guide tube, causing it to deform and disabling the retrieval of the radiation source(Co-60, 2.1 TBq). While...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
26 Dec 2024.
Last update on 26 Dec 2024
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Spain,
13 Dec 2024, INES: 1
On Thursday 12th December 2024, LOMA SYSTEMS S.R.O. sent from the Czech Republic a B(U) package, model NE4C, with 4 encapsulated radioactive sources of Se-75 (3.4 TBq each one), used for industrial radiography, to a radioactive facility located in Madrid. These sources are classified as category 2...
Reported by
Consejo de Seguridad Nuclear (CSN)
of
Spain
on
18 Dec 2024.
Last update on 18 Dec 2024
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Norway,
04 Sep 2024, INES: 1
During an exercise, the fire sprinkler system in a laboratory building was activated. Approximately 2000 liters of water affected 9 rooms in the facility. The water was gathered and collected in storage tanks. No radioactive contamination was detected in the water nor in the equipment used in the...
Reported by
Norwegian Radiation and Nuclear Safety Authority (DSA)
of
Norway
on
17 Dec 2024.
Last update on 17 Dec 2024
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