Events 1 - 10 of 22 Items per page:
France, 08 Oct 2019, INES: 2

Non-compliance with OL&C during operations to drain the reactor main primary system

On 11 October 2019, the operator reported a significant safety event to ASN concerning non-compliance with the general operating rules during operations to drain the reactor 2 main primary system on the Golfech NPP. On 8 October 2019, the reactor was being shut down so that part of its fuel...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 05 Dec 2019. Last update on 05 Dec 2019

Mexico, 16 Nov 2019, INES: 2

Potential uncontrolled access to room with radiation greater than 1000 mR / hr

On November 16, 2019, Laguna Verde NPP Unit 1 was increasing power from 65% after performing maintenance activities on one turbine stop valve. At 17:15 hrs. the physical security guard informed that the door to access the room TB-313 was closed but not correctly secured by its padlock. The room...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 26 Nov 2019. Last update on 26 Nov 2019

Mexico, 09 Sep 2019, INES: 0

Lost of radioactive sealed source

On September 10th, 2019, at 22:00 UTC, the National Commission on Nuclear Safety and Safeguards (CNSNS) was informed about the lost of a brachytherapy seed of Cs-137 with an activity of 1.067 GBq (SN. ET209) within a medical facility. This category 5 radioactive source is a property of Servicios de...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 06 Nov 2019. Last update on 06 Nov 2019

Mexico, 25 Sep 2019, INES: 2


On september 25, 2019, at 15:20 UTC, a density gauge equipment (CPN model MC1) was stolen in Reynosa city, Tamaulipas State, when the personnel stopped at a convenience store, leaving the vehicle unattended. The equipment serial number is MD10700323, containing a 50 mCi Am241/Be source and a 10 mCi...
Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 06 Nov 2019. Last update on 06 Nov 2019

Slovak Republic, 01 Oct 2019, INES: 1

Theft and recovery of a moisture/density gauge

On 1 October 2019 at 8:00 (local) a notification by the licensee was received at the Ministry of Transport (MT) that a moisture/density gauge, model TROXLER 4640-B, containing Cs-137 (0,3 GBq) was stolen from a parked vehicle. The theft took place during the night, as the driver left the vehicle...
Reported by Nuclear Regulatory Authority of the Slovak Republic (UJD SR) of Slovak Republic on 04 Oct 2019. Last update on 04 Oct 2019

United States of America, 01 Apr 2019, INES: 2

Overexposure to Workers

A licensee reported that three individuals may have been exposed to Am-241. An individual was cleaning up a small area of contamination using a high-efficiency particulate air (HEPA) filtered vacuum cleaner. The vacuum cleaner was previously used in a different area to clean up Am-241 metal. The...
Reported by Nuclear Regulatory Commission (NRC) of United States of America on 30 Sep 2019. Last update on 30 Sep 2019

United Kingdom, 31 Mar 2019, INES: 2

Hand contamination and overexposure of workers at a nuclear medical facility

During the dispensing of Flourine-18 vials for medical purposes two operators received radioactive contamination to their hands. The incident occurred in a radiopharmacy associated with a positron emission tomography (PET) scanning facility. The presence of Flourine-18 on the hands of two operators...
Reported by Office for Nuclear Regulation (ONR) of United Kingdom on 19 Sep 2019. Last update on 19 Sep 2019

Australia, 21 Jun 2019, INES: 2

Hand contamination of radiation workers

Three operators were contaminated during the transfer of a Mo-99 inner container from the packaging hot cell to the helium leak test station inside the facility. The inner container was loaded with Mo-99 product in a bottle. The outer surface of the inner container was cross contaminated with...
Reported by Australian Radiation Protection and Nuclear Safety Agency of Australia on 09 Jul 2019. Last update on 06 Aug 2019

India, 26 Jun 2019, INES: 1

Loss and subsequent recovery of a radiography device containing source

On June 25, 2019, a radiography agency undertook transportation of an industrial radiography exposure device (model Delta-880) containing Ir-192 source of 1.53 TBq in a vehicle from Navi Mumbai to a radiography site at Shikrapur, Pune in Maharashtra. Three persons i.e. a radiographer, a driver and...
Reported by Atomic Energy Regulatory Board of India on 08 Jul 2019. Last update on 08 Jul 2019

France, 06 May 2019, INES: 2

Emergency diesel generators - earthquake resistance risk

The event concerns a risk of damage to the piping owing to their potential contact with the civil engineering structures of the emergency diesel generator (EDG) sets in the event of an earthquake. Depending on the reactor, emergency diesel generators and their platform are either fixed to the...
Reported by Autorité de Sûreté Nucléaire (ASN) of France on 28 May 2019. Last update on 28 May 2019

Site Sponsors
Site Sponsors: IAEA, NEA and WANO
This site is hosted by the International Atomic Energy Agency (IAEA) and co-sponsored by the Nuclear Energy Agency of the Organization of Economic Cooperation Development (OECD/NEA) and World Association of Nuclear Operators (WANO).
This site is hosted by the IAEA, however, event reports are filed and updated by authorities in participating countries, which remain responsible for all related content. Read more >