According to EURATOM treaty of 1957 all Member States shall carry out continuous monitoring of the level of radioactivity in the environment. Currently the following combinations of sample and radionuclide are reported:

For Germany the BfS is responsible for collecting all the relevant measurement values for radioactivity in air, water and diet. Results are published by the European Commission in a series of reports "Environmental Radioactivity in the European Community", which starting from the reporting year 1994 can be downloaded from http://rem.jrc.ec.europa.eu/