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France,
06 Mar 2023, INES: 2
On 6 March 2023, EDF sent ASN an update of its significant safety event notification concerning the presence of stress corrosion cracks on several of its reactors. This update concerns reactor 3 of the Cattenom NPP and the reactors of the Civaux, Chooz B and Penly NPPs.
This update includes in...
Reported by
Autorité de Sûreté Nucléaire (ASN)
of
France
on
30 May 2023.
Last update on 30 May 2023
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France,
02 Feb 2023, INES: 2
On 3 February 2023, ASN was notified by the Cattenom nuclear power plant licensee of a significant radiation protection event concerning the exceeding of an annual individual dose limit by an employee of an EDF contractor.
On 2 February 2023, this worker was reinstalling thermal insulation on...
Reported by
Autorité de Sûreté Nucléaire (ASN)
of
France
on
03 Apr 2023.
Last update on 03 Apr 2023
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Mexico,
22 Mar 2023, INES: 1
On March 22, 2023 at approximately 11:00 a.m. (UTC-6), the theft of four industrial radiography devices with the following characteristics was reported to the CNSNS offices:
1. Brand: AEA Technology, model: DELTA 880, Serial No. D2810, which houses a radioactive source of Ir-192 with serial...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
30 Mar 2023.
Last update on 30 Mar 2023
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United States of America,
09 Mar 2023, INES: 2
On March 9, 2023, a radiography camera containing a 4.48 TBq (121 Ci) Ir-192 source was stolen from a licensee’s truck. The radiography crew left the job site to get food at a restaurant. The radiographers failed to set the alarm on the dark room of the truck and left the key for the transport box...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
15 Mar 2023.
Last update on 15 Mar 2023
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United States of America,
30 Sep 2022, INES: 2
A nuclear medicine technologist received a whole body dose of approximately 0.113 Sv (11.3 rem) over the third quarter of 2022. The last seven years of dosimetry for this employee consistently show total annual occupational exposures at or near 10% of the annual limits. Employee’s job duties did...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
21 Feb 2023.
Last update on 21 Feb 2023
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Mexico,
14 Feb 2023, INES: 0
On February 15, 2023 (15:40 UTC), the CNSNS received a notification issued by the Licensee about the theft of a moisture and density testing gauge (Troxler model 3440) in Hermosillo, Sonora State. The theft took place when the personnel stopped at Aguascalientes Avenue, Hermosillo Sonora, leaving...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
15 Feb 2023.
Last update on 17 Feb 2023
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United States of America,
14 Dec 2022, INES: 2
A radiographer received approximately 0.055 Sv (5.5 rem) when a radiograpy exposure was performed. The radiographer was between the source and the pipe being tested for approximately one minute. The distance from the 1.12 TBq (30.4 Ci) Co-60 source to the pipe was two feet. There were a total of...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
23 Dec 2022.
Last update on 23 Dec 2022
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France,
31 Oct 2022, INES: 2
A worker was carrying out maintenance work close to an X-ray generator used to measure the thickness of steel sheets. The X-ray generator was operating while the maintenance work was in progress, whereas it should have been switched off in order to avoid all risk of accidental exposure of the...
Reported by
Autorité de Sûreté Nucléaire (ASN)
of
France
on
16 Dec 2022.
Last update on 16 Dec 2022
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United Kingdom,
25 May 2022, INES: 2
The routine internal dosimetry monitoring programme identified an unexplained positive result for one worker.
Extensive investigation, including bioassay data analysis and a detailed review of working circumstances and facility state, concluded that the worker received an internal (effective)...
Reported by
Office for Nuclear Regulation (ONR)
of
United Kingdom
on
19 Oct 2022.
Last update on 19 Oct 2022
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Hungary,
19 May 2021, INES: 2
A radiography worker was performing radiographic testing with an ERESCO200 MF industrial X-ray machine. During the activity between two explosion the worker had to enter the explosion area and only when he returned to the X-ray machine he realized that the X-ray machine was not switched off. During...
Reported by
Hungarian Atomic Energy Authority
of
Hungary
on
20 Jul 2022.
Last update on 20 Jul 2022
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