Table 20. The contribution of each radionuclide to the 30-y integral doses at Rongelap
Island.

30-y integral dose (rem)

Whole body

MLSC diet

Pathway and nuclide

(imports

BNL diet

available)

(community B)

Bone marrow

MLSC diet

(imports

available)

BNL diet

(community B)

Ingestion
137

Cs

90,
239+240,,,
241 ai

0.64

1.8

0.64

1.8

----

--_-

0.080
0.00018
0.00047

0.87
0.00051
0.0012

0.62

0.62

0.62

0.62

23942405,

--

--

0.0078

0.0078

241 Am

--

--

0.0033

0.0033

1.3

2.4

14

3.3

External gamma®

13765 4 9G

Inhalation

TOTAL

@ The actual external doses will be less than those listed here because of shielding by
houses and other buildings and coral gravel spread around the houses.
Table 21. The contribution of each exposure pathway to the 30-y integral doses for the
MLSC diet when imports are available at Likiep and RongelapIslands.

30-y integral dose (rem)
Likiep Island

Pathway

Whole body

Bone marrow

Rongelap Island

Whole body

Bone marrow

Marine foods

0.00021

0.00037

0.00047

0.00069

Terrestrial foods

0.092

0.098

0.64

0.72

--

0.011

Cistern water®
Inhalation
External gamma
TOTAL

0.000025
--

0.00025
0.00024

0.0002

0.001

0.026

0.026

0.62

0.62

0.12

0.13

1.3

1.4

4 Based on average daily intake of 1 L.

47

Select target paragraph3