TaSR TITLE Dose Reassessment ior Rongelap and Ucirik CONTRACTOR NAME Inc. | COVE i AND REPCRTING CODE | DATE PREPARE! | ! Assceciatad Universities, i9e. | BUDGET GK~O01-92-01-1-(5) (003010) | 3IN NUMBER | 04/92/79 I | TASK NO, REV. gc: Aporoach. Fiscal concrol will be exercised through che use of monchly comparisons petween actual expenses incurred and corresponding line items in the budget. >. tn a Oo {nn ions with setfantiftic anc technical oversonnel involved in che t2sct. i ct rature search for all available data concerning the BRAVO such as, meteorological conditions and radiation neasurements. v44 om r. tit Ure ib f- a. oo be The studv will comprise: Use gf nigggric samples and teech samples to decermine and 239, Pu concencrations radisnuclides. ¢. 129. 90. L, ST, co derive concentrations of other Diese and tite style studies to orovide informacion for dose assessment. 2l Progress in 3Y=3 (FY 1978). th ‘43 Simulation to determine the sransport and deoosition active fallouc following the BRAVO cest. Prelininary lictarature search and consultations with Dr. C.a. Sondhaus, university of California, has been compleced. This has resulced in defining areas of uncartainty in infornation available and establishing the procedural aos shat should be carried out towards elucidating the problem. All avail42 cata on external radiacion measurements, radionuclide concentrations ia => wacer, vegetaticn, animal and food items have been collated. 1395 istoric 27 zip Les collected from Rongelap and Ucirix have been submitted for I analvsis. einen: meteacrological information pertaining to che 3RAVO test have been rearad and the information provided to Lawrence Livermore Laboratory so that an go ahead with the computer simulation of the cransportation and depoof Fallout. Tachnical Progress in BY=2 (FY 19793) 5 -~ The 29. daterminations of =3§ 950 oil samples will be completed. These Samples will also Se analvzed for ““"I and 99t6 12 required. In addition, we ara axcloring the possibility of analyzing "3ikini-ash" - the fallout chac s@tcled on che Japanese [ishing vessel. This sample should provide the most accurate descristion of the fallout. The compucer simulation of the trans- portation and deposition of fallouc will also be completed. Final analysis of a Tecent diet and Lite style study will on complerion provide an internal and All the data so gathered will be used to zenerate 2xtarnal exposure estimata. a modei(s) for arriving at the dose estimate in terms of exposure at time of Tailout. Jiscussions with scientists and cecnnical seople who were involved SKesgou