}Estimated dose rate at D+] Milliroentgens per hour (Dunning, 1957) iO \ Operation \ Redwing \ | Operation "| Nt Gamma Dose Rates on _ Hardtack \I Kabelle Island 12 \ —— Theoretical decay T™ \ N —— Theoretical decay of U?>5 fission products as measured by the AN/PDR-39 (TIB) radiac at 3 feet above an infinite plane 10! (Miller and Loeb, 1958) ' 10 q 10? 900 ‘S836s7Sayaeres q 10° 10" Days after March 1, 1954 and March 1 of each year indicated Fig. 3. Decline of Gamma Dose Rates at Kabelle Islet. Luis, - of