previously is used to estimate the crew's exposure due to radioactive lagoon water. Specific periods in and out of the lagoon, and the corresponding integrated intensities for each period, are detailed below. Time at Bikini Lagoon Month March In 02/1303-12/1812 13/0635-19/1750 19/2115-26/1256 Integrated Intensity (mR) Out In 12/1812-13/0635 19/1750-19/2115 26/1256-31/2400 414.1 101.0 63.4 Out 16.5 8.3 22.9 April 01/0000-30/2400 66.7 May 01/0000-31/2400 34.3 é The daily contributions to the free-field integrated intensities on the GYPSY from fallout (topside) and ship contamination (below) are shown in Table 2-10. 83