soptemination, Based ea past data, however, it is net expected that under those eenditions of fallout where the radiation levels are below those stipulated for possible evac- uation, that the degree ef contamination wil) be a health hesard. (Ser is it implied here that any Level above this dees eonstitute « serious contazination of water, air, or foodstuffs.' Therefore, reogemended ope eovenereeannvneae eee DISCUSS TOS sates Table Yloa, liats the six location: having the highest sencestre- tions of fission products in water sourees during Tenbler-Snapper , and for oorparative purposer the sstimated theoret teal naxinea gunna infinity doses.