SESSION II UPTON: 39 Excuse me, Chuck, over infinity or a week or a day” DUNHAM: UPTON: DUNHAM: What do you mean by 10r7 Is this Infinity dose, Is this a surface air beta primarily? No, air gamma, EISENBUD- Wasn't this up to the time of evacuation, Chuck’ think it was fifty-six hours actually. I DUNHAM: Here, yes. You're perfectly right. These are doses up to the time uf evacuation. [I'm sorry, The 800r line is an infinity dose, Thank you, Merril, These are es:imates of actual doses received. The air-weather people at Rongerik got 50. These are external, The dose for RNongelap was 159, and some of the Rongelap people who were onthe small atoll fishing probably got about 75. UPTON: Would this be whole- body or to the skin’ penetration? What sort of DUNHAM: This is an estimate of the whole-body dose. [t's no better than an estimate, but a great dea! has been based on this in terms of what the human blocd response to ionizing radiation is. As you know, there is a great deal of argument centered around that point, which I think is not particularly germane to the discussion today. BUSTAD Of course, on your exclusion zone, Chuck, isn't it true that this was related somewhat to the predicted wind direction, and that the wind direction did change so that Rongelap reaily appeared inthe preliminary stages to have been safer than it was because of the wind shift? DUNHAM. [think the following happened, The original exciusion zone for the test site didn't include Bikini, It went about two-thirds of the way between Eniwetowk and Bikini, When they began testing at Bikini, they extended it beyond Bikini. tut only what looks like about 50 miles, The exclusion zone was not vig enough for what happened,