UNCLASSIFIED SECUR TY CLASSIFICATION OF THIS PAGE Farm Approved OMS No 0704-0188 REPORT DOCUMENTATION PAGE Ya REPORT SECURITY CLASSIFICA ION UNCLASSIFIED Th 2d 3. SECURITY CLASS FICATON AUTHORITY N/A since Unclassified DISRIBUTION: AVAILABILITY OF REPORT Approved for public release; distribution is unlimited. 2b DECLASSIF CATION DOWNGRADING SCHEDULE N/A since Unclassified 4 PERFORMING ORGANIZATION REPORT NUMBER(S} S SAIC-86/1608 MONITORING ORGANIZATION REPORT NUMBER(S) DNA-TR~86-120 ba NAME OF PERFORMING ORGANIZATION Science Applications International Corp. 6c Exp Date Jun 30, 1986 RESTRICTIVE MARKINGS 6b OFFICE SYMBOL 7a (ff applicable) NAME OF MONITORING ORGANIZATION Director Defense Nuclear Agency 7o ADDRESS (City, State, and ZIP Code) P.O. Box 1303 McLean, Virginia 22102-1303 Ba AME OF FUNDING SPONSORING ORGAN'ZA™ ON ADDRESS (City, State, and ZIP Code) Washington, DC 20305~1000 8b OFFICE SYMBOL 3 PROCUREMENT INSTRUMENT IDENTIFICATION NUMBER STBE/Auton DNA 9001-85-C-0101 10 SOURCE OF FUNDING NUMBERS 2ROGRAM PROJECT TASK ELEMENT NO NO NO df applicable) 8c ADORESS (City, State, and 2iP Code) 62715H V1 TITLE Unclude Security Classification) ANALYSIS OF RADIATION EXPOSURE Oneration Castle- Shot Bravo "2 PERSONAL AUTHOR(S) Goetz, J. ; Klemm, "3a "YSE OF REXORT J.; Technical "6 RH DHOO90139 SERVICE PERSONNEL ON RONGERIK ATOLL Phillips, J.; Thomas, Cc. 13b TIME COVERED FROM RM WORK UNIT ACCESSION NO 850312 1@ DATE OF REPORT (Year, Month, Day} TO 870612 [15 PAGE COUNT 870709 48 SUPPLEMENTARY NOTATION This work was sponsored by the Defense Nuclear Agency under RDT&E RMC Code B350084466 RM RH 00012 7 FELD 25904D, COSATI CODES GROUP 0&6 18 SUB-GROUP SUBJECT TERMS (Continue on reverse if necessary and identify by block number) Operation CASTLE, Shot Bravo O7 Rongerik Atoll Radiation Exposure Assessment Nuclear Test Personnel Revjew (NTPR) 19 ABSTRACT Continue on reverse i necessary and identify by block number) External and internal doses are reconstructed for the Rongerik Atoll, Marshall Islands, who were exposed to Brave of Operation CASTLE. and film badge information. 28 American servicemen stationed on fallout on 1-2 March 1954 from Shot External doses are determined from limited radiation survey Internal dose commitments are derived from urinalysis data. The magnitude of the calculated activity intake suggests the principal pathways. Reconstructed film badge doses are approximately 40 rem, with adjustments from individual scenarios, as available, Internal dose commitments to the thyroid and large intestine (nearly all first-year dose) provide the only significant increments to the activity external dose. large intestine, organs. Total doses are approximately 230 rem to the thyroid, 85 rem to the upper 20 DISTABIT ON AVA AQ ITY OF ABSTRACT [Jounc.assteouNowitEO EJ save as ReT Dla NAME OF 2659085 Be NOV DUAL Sandra E. Young DD FORM 1473, 34 VAR large intestine, Cl orc .sers 115 rem to the lower 50 rem to all other 21 ABSTRAC™ SECURITY CLASSIFICATION UNCLASSIFIED 22b TELEPHONE (Include Area Code) 22c OFFICE SYMBOL 202) 325-7042 DNA/CST §3 APR edit or may be used unt [exhausted All stmerectors ave VOsO ete 1 and about 40 to SECURITY CLASSIF CATION OF TH S PAGE UNCLASSIFIED