Table 1

Bikini Island TLD Exposure Survey (129 days), Dec. 7,

1974,

to Apr.

15,

1975

Total

Y Exposure

Location

HR

House 4 - inside
House 4 - outside 20 in. above ground
House 20 - inside
House 20 - outside mid backyard
House 38 - inside
House 38 - outside mid backyard
Big twin coconut trees, west side of tree near USGS well
Behind house 40, cookhouse at 18 in. off ground

Behind house 35, behind living area at 22 in. off ground

Behind house 30, behind living area at 20 in. off ground
East/west road by house 30 about 30 yd. north of bunker
Behind house 25 near banana and papaya patch, 22 in. off ground
Behind house 21, 20 in. off ground
Behind house 15
Behind house 10
Behind house 6
By USGS well and twin cocomut trees
Control 1
Control 2
Control 3

28400*
36200*
29900*
27800*
48600*
41000*
194300*
26800

45300

32800
35600
54000
26300
29900
73000
36200
79100
2900
5100
6300

_

B Dose,

yrad

1500

25800

10300
11000
29800
14700
4700
62800
8400
85100
2400
0
0

*Total unshielded response.

Table 2

Nam Island, Bikini Atoll, RSS-111 Exposure Survey, April 1976
Location

uR/hr

West Transect - 200 meters from soil pit
West Transect - 100 meters from soil pit

33.4 + 0.6
16.7 + 0.4

East Transect - 245 meters north of lagoon beach
East Transect - 150 meters north of lagoon beach

44.9 t 0.7
23.1 + 0.5

East Transect - 200 meters from soil pit
East Transect - 100 meters from soil pit

17.6 + 0.5
15.2 + 0.4

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