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Finland,
10 Dec 2020, INES: 0
The INES classification is the same INES 0. This is just update of the event description.
Situation at the Olkiluoto unit 2 was initiated 10-12-2020 10:22 UTC when hotter than normal water entered primary circuit water treatment system during maintenance work. The hot water caused breakdown of...
Reported by
Radiation and Nuclear Safety Authority (STUK)
of
Finland
on
10 Dec 2020.
Last update on 11 Dec 2020
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United States of America,
03 Aug 2020, INES: 2
A radiographer and two assistants were working at an asphalt plant when a magnetic stand fell from the side of a tank and crushed a section of the guide tube of the radiography camera in use. Several attempts by the radiography crew to retract the source into the radiography camera using the crank...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
21 Dec 2020.
Last update on 08 Jan 2021
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United States of America,
30 Jun 2020, INES: 2
The State of Texas reported that as a result of the failure of a fixed gauge on June 30, 2020, a worker likely received a dose exceeding 250 mSv (25 rem). The rotary element and the source tube came partially out of the gauge and while employees tried to put them back in, the source and the cover...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
16 Jul 2020.
Last update on 22 Sep 2020
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France,
11 Feb 2020, INES: 2
The event occurred in the pelleting workshop, where mixtures of plutonium and uranium oxide powders are compacted into cylindrical pellets. These operations are carried out in glove boxes. While cleaning a glove box containing a compacting press, one of the gloves was punctured, causing atmospheric...
Reported by
Autorité de Sûreté Nucléaire (ASN)
of
France
on
04 Jul 2020.
Last update on 04 Jul 2020
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Germany,
31 Jan 2020, INES: 2
The evaluation of the OSL (Optically Stimulated Luminescence) whole-body dosimeter of a hospital employee showed a reading of 24.2 mSv. This exceeds the German statuary annual dose limit for the whole-body dose of exposed radiation personnel of 20 mSv. The person concerned showed no deterministic...
Reported by
Gesellschaft für Anlagen und Reaktorsicherheit
of
Germany
on
21 Jan 2021.
Last update on 21 Jan 2021
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United Kingdom,
31 Dec 2019, INES: 2
During interventional radiography procedures for medical purposes, one operator received a cumulative dose to the lens of the eye, over one year, in excess of a statutory dose limit. The increasing dose to the lens of the eye was not observed in the monthly dosimetry reports until the end of 2019....
Reported by
Office for Nuclear Regulation (ONR)
of
United Kingdom
on
26 Jun 2020.
Last update on 26 Jun 2020
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Norway,
12 Dec 2019, INES: 1
Ra-226 source found, activity estimated to 73 MBq, indications suggest it is a Static Eliminator, manufactured before 1970. Dose rate at surface 850 microSv/h and at 1 meter 15 microSv/hour.
There has been no release or significant doses to workers or members of the public (max worker dose of...
Reported by
Norwegian Radiation Protection Authority
of
Norway
on
13 Feb 2020.
Last update on 13 Feb 2020
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Germany,
29 Nov 2019, INES: 2
Overexposure of two workers during radiography
Two employees of a company for non-destructive material testing were exposed to 30 and 100 mSv respectively.
On 29th November 2019, the employees tested materials with a Ir-192 source in the bunker of the company.
The employees have to wear...
Reported by
Gesellschaft für Anlagen und Reaktorsicherheit
of
Germany
on
22 Feb 2020.
Last update on 22 Feb 2020
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United Kingdom,
15 Nov 2019, INES: 2
The incident occurred at a cyclotron facility used to produce Flourine-18 for medical purposes. One operator was contaminated during production. Issues with the Cyclotron prompted an employee to investigate a fault resulting in contamination to the extremities. The presence of Flourine-18 on the...
Reported by
Office for Nuclear Regulation (ONR)
of
United Kingdom
on
08 Jan 2021.
Last update on 08 Jan 2021
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Korea, Republic of,
10 May 2019, INES: 2
On May 10 2019, 10:31, during low power physics test to measure the control rods worth, reactor power rapidly increased up to 18.06%. Due to the heat transfer from the reactor coolant system, the level of SGs (steam generators) increased beyond the H-H level set-point and thus it caused generation...
Reported by
Nuclear Safety and Security Commission (NSSC)
of
Korea, Republic of
on
18 Jun 2020.
Last update on 18 Jun 2020
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