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Mexico,
11 Apr 2021, INES: 2
On April 11, 2021, at approximately 13:00 UTC, the CNSNS received a notification about the theft of a radiography camera (model DELTA 880) near Teoloyucan Municipality, Mexico State. The camera was stolen along with the vehicle when the radiographer was driving on the
road and was forced to pull...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
11 Apr 2021.
Last update on 11 Apr 2021
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United States of America,
11 Mar 2021, INES: 2
A radiographer was exposed to Ir-192 sources while working with industrial radiography cameras at a permanent fixed facility. The badge showed the individual involved received a dose of 0.07 Sv (7.2 rem). The radiographer potentially used different radiography cameras with different sources...
Reported by
Nuclear Regulatory Commission (NRC)
of
United States of America
on
17 Mar 2021.
Last update on 17 Mar 2021
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Hungary,
11 Feb 2021, INES: 1
On the 11th of February 2021, the on duty operator realized that according to the Nitrogen Monitoring system, the pressure of the monitoring space no. 18/7 has decreased to 800 mbar (however it still has not reached the value described in OL&C). After consulting leaders it has been decided to...
Reported by
Hungarian Atomic Energy Authority
of
Hungary
on
17 Feb 2021.
Last update on 17 Feb 2021
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Mexico,
08 Feb 2021, INES: 1
On February 8, 2021, the CNSNS received a notification about the theft of a radiography camera (model DELTA 880).
The camera was stolen when the radiographer was forced to pull over by criminals. The DELTA 880 camera serial number is D2766 and contains a category 2 radioactive source of...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
09 Feb 2021.
Last update on 16 Feb 2021
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Belgium,
27 Jan 2021, INES: 2
During production of medical isotopes, the reactor power measurement chains are displaced to ease this process. Due to this displacement of the power measurements detectors, the measurement range was below the limit of 90 % (which is the limit as described in the Technical Specifications of the...
Reported by
Federal Agency for Nuclear Control (FANC)
of
Belgium
on
02 Feb 2021.
Last update on 02 Feb 2021
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Pakistan,
09 Jan 2021, INES: 0
On January 09, 2021, C-1, C-2, C-3 and C-4 situated at Chashma Nuclear Power Generating Station faced severe grid fluctuations during operation at around 2341 hrs due to country wide power breakdown. C-1, C-2 and C-4 tripped on 'Reactor Coolant Pump (RCP) Bus Under Frequency' while C-3 tripped on...
Reported by
Pakistan Nuclear Regulatory Authority (PNRA)
of
Pakistan
on
02 Mar 2021.
Last update on 02 Mar 2021
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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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Germany,
08 Dec 2020, INES: 2
As part of the 177Lu production in an industrial application center (production of radio-pharmaceuticals in radionuclide laboratories) when working in a glove box, a used can-nula was accidentally placed on the floor of the glove box when attempting to throw it into the designated collecting...
Reported by
Gesellschaft für Anlagen und Reaktorsicherheit
of
Germany
on
28 Jan 2021.
Last update on 28 Jan 2021
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Finland,
28 Nov 2020, INES: 1
Several orphan Am-241 sources, which were inadvertently included in scrap metal, were melted in a Finnish steel factory. One event happened in 2019 and four events in 2020 as follows
- 2019, January 18th, estimated activity 1 100 MBq
- 2020, February 28th, estimated activity 1 400 MBq
- 2020,...
Reported by
Radiation and Nuclear Safety Authority (STUK)
of
Finland
on
08 Apr 2021.
Last update on 08 Apr 2021
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Iran, Islamic Republic of,
24 Nov 2020, INES: 1
On 24th of November 2020, National Radiation Protection Department (NRPD) received an alarm from a radiation portal monitoring system installed in northwest border for monitoring trucks carrying imported goods.
Reported count rate from the truck loaded with copper scrap metals was 10 times of...
Reported by
Iran Nuclear Regulatory Authority (INRA)
of
Iran, Islamic Republic of
on
09 Mar 2021.
Last update on 09 Mar 2021
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Mexico,
19 Sep 2020, INES: 1
On September 19, 2020, was stolen from the back of a vehicle parked on public roads the theft an industrial radiography camera (model SPEC 150) owned by the company Radiografía y Ultrasonido Industrial de Veracruz S.A. of C.V.
The equipment contains a category 2 radioactive source of Iridium-192...
Reported by
Comision Nacional de Seguridad Nuclear y Salvaguardias
of
Mexico
on
08 Mar 2021.
Last update on 08 Mar 2021
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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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Germany,
31 Jul 2020, INES: 2
In July 2020 an incident happened at a company in Bavaria, Germany. According to the company's radiation protection supervisor, the X-ray sources of the thickness measuring system to be checked by a worker of a measurement technology company can be con-sidered as the cause of the exposure. It seems...
Reported by
Gesellschaft für Anlagen und Reaktorsicherheit
of
Germany
on
09 Feb 2021.
Last update on 09 Feb 2021
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Germany,
02 Jul 2020, INES: 2
An employee of a company producing machines with integrated X-ray equipment for the determination of the basis weight was unintendedly exposed to radiation during necessary testing work. For the testing, the company concerned uses a self-made radiation protection cabinet, which is equipped with an...
Reported by
Gesellschaft für Anlagen und Reaktorsicherheit
of
Germany
on
01 Mar 2021.
Last update on 01 Mar 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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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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