so I doubt it can be any worse than a steel town. I'm sure there will be severe respeiratory problems for some people down the line, but so too for people in Oz who suffered the massive forest fires not so long ago.

Although you aren't asking about chem stuff, the depleted uranium that was used in the first Gulf War has increased the rise in cancer, and since it is being used again, cancer will continue to be a problem. Keep in mind that when the DU ammo explodes, it turns to dust and sandstorms can do a great job of dispersal.