TABLE 13 



Sample computations for a selected trade route area of the open 

 sea, giving the time (t ) for the maximum concentration result- 



' •* ^ * ppC 



ing from a single release of M curies to be reduced to ppc values 

 for the environment (s ). and the permissible number of such 



ppc " ^ 



discharges per month (K) for various values of s in p,c/ml. 



M, in curies, for 



TABLE 14 



Permissible total activity per discharge into a selected trade 

 route area of the open sea, as a function of the number of such 

 discharges per month and the partial permissible concentration 

 for the open sea. 



Permissible Permissible Permissible 



ppc for activity for activity for activity for 



open sea 1 discharge 1 discharge 10 discharges 



waters per month per day per day 



(lic/ml) (curies) (curies) (curies) 



10-9 9.4 X 102 9.5 X 10 2.0 x 10 



10-8 9.4x103 9.5x102 2.0x102 



10-7 9.4 x 10^ 9.5 X 103 2.0 x 103 



46 



