RONGELAP ATOLL F-32 ENTAETOX F.33 (15) (10) (9) BUSCE (5.3) F-45 F43 ey ARBAR RONGELAP (4.2) Ap (4.5) kilometers (approx.) Figure 4.91 PRINCIPAL ISLANDS OF RONGELAP ATOLL The numbers in parentheses are the external whole-body exposure-rates in microroentgens/hour, corrected for cosmic radiation, as determined in 1978 by aerial survey (Tipton & Meibaum, 1981). 25