Pera Sls Soe Radio Station 290 Weather Station (N end of island) 280 Proj 6.6.Station (S end of island) 240 110 -- In order to estimate the rate of decay between 8 and 11 March, the folloving radiation measurements were taken on three days on Rongelap Island: 8 March 13 March Central living area (village) 280 or/nr 176 or/nr Ground (contact) cistern arca 220 or/hr 110 or/hy Southern most cistern Roof of cistern (Southern most) 220 mr 240 mr/hr 145 or/hr W40 or/hr An area was selected 30 yards inland from tho Rongelap cemetery as a mr ing point for future decay measurements, This arca is outlined with 2X48 pl... on pails, The waist height reading was 210 mr/hr at 1000 hours, 12 March 1954, 7- Sample collections Water samples were collected from the witcr supplics of all inhabited areas, About two quarts of watcr wore transfcrred to a polycthlcnce bottle at each site, These will be turned over to the New York Oporations Offico, AEC f- analysis, Soil samples were collected at all inhabitcd arcas and also at sovera: uninhabited islands, In collceting the soil samplcs a one foot by one foot square was marksdon the ground and soil to about one inch of depth was removed from the square and transferred to a cardboard containcr., The primary samples will bo turned over to the New York Operation Office, ASC, for analysis, and some smaller samples will bo analyzed by Program 2 of TU 13. Listed in Table 3 are the samples taken with the doso ratc measured .. at waist height at the location where thoy were talon, TABLE Sample No. CCPIED/DOF LANL RC —- SOIL Atoll island it 2 3 Rangelap Rongclap Rongelap 8 Mar 6& Mar ALO 280 4 Rongelap Rongelap (North end) Rongelap (Center of village) Rongelap (1 mile north of village) Rongelap (near South cistern 8 Mar 34,0 5* G® Te RongeLap Rangelap Rongelap Eriirippu Eniaetok Kabelle 8 Mar 8 Har 6 Mar 2200 900 2000 Ailinginae Sifo 10 Moar 100 Be 9 10 ui* Utirik Bikar Rongerik , Date of village) Utirik Bikar Fniwetak . 8 lar 9 Mar 9 Mer 10 Tar Lr 220 L0 160 280 /Hr