Not at all. According to Wikipedia, "The plume drifted over large parts of the western Soviet Union, Eastern Europe, Western Europe, and Northern Europe. Large areas in Ukraine, Belarus, and Russia had to be evacuated, with over 336,000 people resettled. " I had relatives living in Europe at the time, so I remember it well.
YIKES!!! Well that goes to show you how good my memory is. That’s a pretty huge area. I vaguely remember something about the elk population or reindeer maybe? Either being wiped out in an area or unfit to eat.