Latest Events


Hungary, 21 Jan 2019, INES: 1

Drop of a source into a logging well

On the 21st of January 2019 a well-logging geophysical probe containing 239 GBq activity 241-Am-Be sealed source was dropped to the bottom of a1800 m deep well near Pecs city, Hungary. The cause of the event was the break of the probe head due to material failure. The measurements of the drilling...
Reported by Hungarian Atomic Energy Authority of Hungary on 08 Feb 2019 Last update on 08 Feb 2019


India, 16 Jan 2019, INES: 1

Loss and subsequent recovery of a radioactive source

On January 14, 2019, a shielded container (Type-A package) having Cs-137 source of 80 GBq (meant for well logging purpose) was transported in a vehicle from the drilling site (Malleshwaram, Andhra Pradesh) to logging base of Oil and Natural Gas Corporation Limited (ONGC), Rajahmundry in Andhra...
Reported by Atomic Energy Regulatory Board of India on 31 Jan 2019 Last update on 31 Jan 2019


United Kingdom, 31 Dec 2018, INES: 2

External corrosion affecting multiple systems on a power reactor

In September 2018, as part of a regulatory intervention on external corrosion management, the UK nuclear safety regulator (Office for Nuclear Regulation (ONR)) issued a direction for Dungeness B nuclear power station to carry out a review and reassessment of safety addressing the corrosion of...
Reported by Office for Nuclear Regulation (ONR) of United Kingdom on 17 Jan 2019 Last update on 17 Jan 2019


Switzerland, 18 Dec 2018, INES: 1

Missing Tc-99m Generator

On 18 December 2018, a Tc-99m generator was reported missing after delivery early in the morning by a nuclear medicine institute in Sion (Switzerland). The generator from the company BE-Imaging (approx. 15cm x 30cm) contains 35.4 GBq Mo-99. An investigation was opened by the police to determine the...
Reported by Swiss Federal Nuclear Safety Inspectorate - ENSI of Switzerland on 19 Dec 2018 Last update on 19 Dec 2018


Finland, 21 Sep 2018, INES: 1

Am-241 source melting

An orphan Am-241 source, which was inadvertently included in scrap metal, was melted on September 21st, 2018 in a Finnish steel factory. The melting of the source was detected by the radiation pulse rate monitoring within the steelworks smelting process. The activity of melted source can not be...
Reported by Radiation and Nuclear Safety Authority (STUK) of Finland on 16 Oct 2018 Last update on 16 Oct 2018


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