Events 1 - 10 of 22 Items per page:
United States of America, 01 Dec 2017, INES: 2

Worker Overexposure

A cyclotron technician received 719 mSv (71.9 rem) to the left hand for the period of 11/6/2017 to 11/19/2017. The licensee contributed the dose to one of two instances that occurred during this period of time. 1) The technician worked on cleaning and rebuilding the central region of a cyclotron,...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 19 Jan 2018. Last update on 19 Jan 2018

Mexico, 16 Oct 2017, INES: 1

Stolen and recovered radioagraphy camera

On October 16th, 2017, at 10:00 hours UTC-6, The Comision Nacional de Seguridad Nuclear y Salvaguardias (the regulatory body) received a notification from a licensee that at 07:40 UTC-6, of the same day, a camera (SPEC 150 serial number 2295) containing an active source of 0.3 Ci of Ir-192 was...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 19 Oct 2017. Last update on 19 Oct 2017

France, 02 Aug 2017, INES: 2

Risk of loss of heat sink in case of an earthquake - 20 reactors concerned

In the event of an earthquake, a potential rupture of pipes from the water supply systems of the fire protection network (JPP circuit) and raw water filtration (SFI or CFI circuit) would flood the engines of the pumps from the raw water system (SEC), leading to the inoperability of the heat...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 16 Oct 2017. Last update on 16 Oct 2017

Australia, 22 Aug 2017, INES: 3

Exposure to Hands of Quality Control Analyst

A QC analyst, according to routine procedure, attempted to de-cap a crimped seal of a vial containing 4.5GBq of Mo-99 in a volume of 0.6ml of liquid. The vial was accidently dropped within the fume cupboard and splashed onto the gloves of the analyst. The analyst was wearing two pair of gloves and...
Reported by Australian Radiation Protection and Nuclear Safety Agency of Australia on 03 Oct 2017. Last update on 03 Oct 2017

France, 18 Aug 2017, INES: 2

Insufficient seismic resistance of a part of the canal embankment along the Tricastin NPP

Tricastin NPP is located at the immediate border of the Donzère-Mondragon canal. The NPP base level is situated 6 meters under the normal operation level of the canal. After the Fukushima Daiichi accident, ASN has requested EDF to conduct supplementary assessment of the canal embankment and any...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 28 Sep 2017. Last update on 28 Sep 2017

Sweden, 21 Sep 2017, INES: 2

Contamination event at research facility

On the 21 of September 2017 an event occured at Studsvik Nuclear AB in Sweden (SNAB). In the hot cell laboratory (HCL) the fire alarm was trigged accidentally and inergen gas was pressed into the cells in the cell line. This, in return, pushed contaminated air out from the cells. The contaminated...
Reported by Swedish Radiation Safety Authority of Sweden on 26 Sep 2017. Last update on 05 Dec 2017

Mexico, 01 Aug 2017, INES: 1

Stolen radioactive material

A portable CPN moisture/density gauge, Model #MC1, containing two sealed sources of radioactive material was stolen at approximately 16:20 hours (UTC-6) on August 1st, 2017, in San Nicolas de los Garza, Nuevo Leon, Mexico. The gauge contains approximately 209 MBq of Cesium - 137 and 1.77 GBq of...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 03 Aug 2017. Last update on 03 Aug 2017

Japan, 06 Jun 2017, INES: 2

Exposure of Workers at Plutonium Fuel Research Facility

Body contamination was found from five workers who dealt with condition check of storage containers that stored nuclear fuel material at the Plutonium Fuel Research Facility (PFRF) in Oarai Research & Development Center of Japan Atomic Energy Agency on June 6, 2017. In the PFRF, mixed powder of...
Reported by Nuclear Regulation Authority of Japan on 02 Aug 2017. Last update on 02 Aug 2017

United States of America, 04 Jul 2017, INES: 2

Uranium accumulation in a glove box air purification system

At a fuel fabrication facility (BWX Technologies, Inc.), unanticipated deposits of high-enriched uranium were discovered in two unfavorable geometry containers. Prior to discovery, the containers were assumed to be non-uranium bearing and were not included in the licensee’s safety analysis. BWX...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 31 Jul 2017. Last update on 27 Nov 2017

Belgium, 25 Jul 2017, INES: 2

Exposure of airplane passengers due to inadequate use of type B transport package

On 25 July 2017 on arrival of a package containing a disused Ir-192 source of 29.6 GBq at the Belgian consignee an abnormal radiation level was detected (alarm of a personal dosimeter at 100 μSv/h triggered at about 1.50 m from the package). The package was immediately shielded with a lead blanket...
Reported by Federal Agency for Nuclear Control (FANC) of Belgium on 29 Jul 2017. Last update on 07 Aug 2017

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