TABLE 6 



Millstone Point. Conn. 



Sediment Coresl Radiochemistry 



(Radionuclides in disintegrations per minute per kg dry sediment) 



Notes : 1 = For locations see Figure 1; samples collected 20 October 1977. 



2 = 70% >62u, 30% <62p from wet sieving. 



3 = 34% >62vi, 66% <62u,from wet sieving. 



4 = mean ratio 238pu:239pu = 0.028. 



5 = mean ratio 24lAm:239Pu = 0.287. 

 = No Curium detectable. 



7 = 134cs less than 1/60 of 134 + 137cs. 



8 = 55Fe data decay corrected to 1 January 1975. 



23 



