Denmark | Final report released on soil contamination after 1968 nuke crash

December 12, 2011

Thule DK | The final report on the studies of soil contamination after the crash in 1968 in the Thule area has today been published.

Risø DTU and the National Institute of Radiation Hygiene (SIS) under the Health Protection Agency has been responsible for preparing reports.

Risø DTU’s research shows that the area around Narsaarsuk southeast of Thule Air Base (8 km south of the crash site) is a highly variable plutonium contamination. National Institute of Radiation Hygiene (SIS) has estimated the radiation doses associated with residence in the contaminated areas, including from inhalation of plutonium ejecta in the air. The estimated radiation doses are very small – less than the radiation doses from background radiation. National Institute of Radiation Protection considers therefore that there is no health risk by staying in the area, as well as from a radiation protection and health point of view is no need for purified measures with the current use of the area.

Pollution in the Thule area caused the crash of a U.S. bomber on the ice near the Thule base in Greenland in 1968. By accident, radioactive substances from the damaged nuclear weapons spread of smoke from the burning jet fuel. Already in connection with cleanup work in 1968 after the crash and the following year was made ​​a number of studies of pollution in the area of Risø DTU. It was concluded that pollution levels were generally very low.

In 2003 as in 1968 found contamination on land at the fishing site Narsaarsuk. The government therefore decided in agreement with the Home Rule Government to finance studies of pollution on land in the Thule area.

Debriefing consists of two reports prepared by Risø DTU, one report prepared by the Board of Health, National Institute of Radiation Protection and a joint summary. Risø Report is based on studies by collecting soil samples and measurements in the Thule area in 2007 and 2008.

Reports can be found via the links below:

Risø DTU’s reports (pdf files):
Thule – 2007 – Investigation of Radioactive pollution on land, Risø-R-1781 (English)

Spatial statistical analysis of contamination ‘level of 241Am and 239Pu to Thule, North-West Grønland, JSA EnviroStat, Risø-R-1791 (English)

Board of Health report (pdf files):
Report in Danish
Report on Greenland
Report in English

Common summary (pdf files):
Summary in Danish
Summary in Greenlandic
Summary in English


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