A lot of the fallout on land in Western Europe was in Scandinavia and Austria due to the prevailing winds and the places where clouds happened to precipitate into rain.

In some regions they are still today monitoring the cesium content of grass and moss, and bringing sheep and reindeer in for the weeks before slaughter to be fed hay from other regions to ensure the meat is within acceptable dose limits.

Edit - link to map: https://www.researchgate.net/profile/Timothy-Mousseau/public...