You may already know about this but if not... http://englishrussia.com/index.php/2009/09/24/the-real-stalker-2/
It says "some ..." things "... still hold unreal doses of radiation". I think the only greatly polluted place is now inside the reactor cover. Other places are polluted just so you can not live full year there according to regulations.
Hey, Serg has an autobiographical avatar! But why is the picture in black and white? oke: The idea would seem kind of fun, running around a broken nuclear facility and shooting people with paintballs, right up until the time you get home and find the third arm growing from the middle of your chest and a tail growing out the back!