Events


Events 1 - 10 of 22 Items per page:
United Kingdom, 22 Jul 2022, INES: 2

Automatic trip of both reactors following loss of off-site electric supplies

On the 22 July 2021 at 14:57, following failure of a National Grid transformer located offsite, Heysham 1 experienced a complete loss of 400kV power supplies. Both reactors were operating at nominal full power prior to the incident, and both tripped automatically. The back-up power supply...
Reported by Office for Nuclear Regulation (ONR) of United Kingdom on 01 Dec 2021. Last update on 01 Dec 2021


Spain, 20 Jul 2021, INES: 2

Overexposure of two workers

The dosimetry service of an industrial radiography facility identified that the TLD of two workers at this facility had exceeded the annual dose limit. The irradiation source was an Ir-192 gammagraph, in which the source got stuck during irradiation work. The first worker had received a dose of...
Reported by Consejo de Seguridad Nuclear (CSN) of Spain on 26 Nov 2021. Last update on 26 Nov 2021


United States of America, 06 Oct 2021, INES: 2

Worker Exceeded Annual Whole Body Dose Limit

A radiographer received approximately 0.093 Sv (9.3 rem) when a radiography source was unable to be retracted into an industrial radiography device. The radiographer handled the guide tube and collimator with the 3.367 TBq (91 Ci) Ir-192 source in an unshielded position. Dose reconstruction and...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 21 Oct 2021. Last update on 21 Oct 2021


United Kingdom, 11 Dec 2020, INES: 2

Hands skin exposure

The incident occurred at a radio-pharmacy facility used to produce Technetium-99m doses for medical purposes. One operator received a needle stick injury during the drawing of radiopharmaceutical doses from Technetium-99m elute stock. Dose estimates have been made based upon assumptions that were...
Reported by Office for Nuclear Regulation (ONR) of United Kingdom on 19 Oct 2021. Last update on 19 Oct 2021


Hungary, 23 May 2021, INES: 1

Failure of a defectoscope during industrial radiography test

The VOLVID PLC conducted gamma radiography to inspect welded joints at an industrial site of Borsodchem PLC at Kacincbarcika. The inspection was executed by a GammaMat SE device, containing a Category 3 Se-75 sealed radioactive source with 1,71 TBq activity. Upon competition of the inspection, the...
Reported by Hungarian Atomic Energy Authority of Hungary on 14 Sep 2021. Last update on 14 Sep 2021


France, 24 Aug 2021, INES: 2

External contamination of a worker leading to exceeding of the regulatory annual limit for the equivalent dose to the skin

On 27 August 2021, ASN (Autorité de Sûreté Nucléaire), the French nuclear regulator, was notified by the Cruas nuclear power plant licensee of a significant radiation protection event concerning the exceeding of an annual individual dose limit by an EDF employee. On 24 August 2021, two operators...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 07 Sep 2021. Last update on 07 Sep 2021


France, 09 Oct 2020, INES: 2

Discovery of legacy radioactive sources and residual contamination

The discovery by the University Hospitals of Strasbourg (HUS) of legacy radioactive sources and residual radioactive contamination in a building on the site of the Civil Hospital of Strasbourg was reported on the ASN website on 12 October 2020. Since that date, substantial investigations and...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 07 Sep 2021. Last update on 07 Sep 2021


Finland, 28 Nov 2020, INES: 1

Am-241 meltings

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


United States of America, 11 Mar 2021, INES: 2

Overexposure to Worker

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


Iran, Islamic Republic of, 24 Nov 2020, INES: 1

Discovered Ra-226 source in Copper scrap metals

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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