The Radiological Accident in the Reprocessing Plant at Tomsk

On 6 April 1993 a major radiological accident occurred at a plutonium extraction facility at a location then known as Tomsk-7, Russian Federation. The accident blew the concrete cover off the reaction vessel and led to widespread contamination of the site and the surrounding area up to a distance of 28 km. The report describes the events leading up to the accident and the radiological consequences. It provides a detailed description of the decontamination and recovery operations and gives an analysis of their effectiveness. Contents: Preamble; 1. Introduction; 2. Background information; 3. Fuel reprocessing at the radiochemical works; 4. The accident and its cause; 5. Radiological situation after the accident; 6. SCE site; 7. Surrounding area; 8. Recommendations.

STI/PUB/1060, 77 pp.; 33 figures; 1998, ISBN 92-0-103798-8, English. 23.50 Euro. Date of Issue: 11/23/1998. Full Text, (File Size: 525 KB).

Subject Classification: 0609 - Radiation protection; 0610 - Accident response.

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