Table 4.
Annual Average Excess Cancer Mortality Risk
iéar
Rongelac Exposed!
1957
2x 1074 per year
L961
2 1074 fer year
S x 10”! per year
1972
6 x 107° per Year
6 « 1078 per year.
4 = 107° per year
Lx 107° per year
1994
4 = 107% per year
Lx 107° per year
1997
&é« 107° per year
Lx 107° per year
2008
€i07? per year
<0"? per year
1984
.
.
Rongelap Unexvosed 2
;
G per year
S peutely exposed March 1, 1954 plus protracted exposure 1957 to 2008
+P eotracted exposure 1957 tea 2008
According to TCRP a risk of 1078 to 107° per year ie thought te be
acceptable for a non-occupational greup (eee ICRP Publicetion 26 and see
proposed revision to BOE Order 5480.14}.
for prospective risks.
Thies ICRP recommendation is intended
Clearly the Rongelap exposed group will remain above
the ICRP recommended value, however, if these people left Rongelap it would
eure
met alter this face.
The additional increment ef risk frem pretracted
ETE,
exposure is smsili when compared to the risk etill experienced from the acute
EXPOSUT Es
-