370 DASA 2019-2 WARREN: [f you get one reading of 1997 r, that's enough, These cover the wind patrerns of our Los Angeles basin very well, DUNHAM: Sure. WARREN You hnowthen to be very cautious in policing and other things that would require expusure on the streets. EISENBUD: Yes, but what i'm saying, Staff, is that an efficient recovery requires that heople have ta make decisions, have prompt information about radiation levels, biest damage, and [den't knowof any svstem for getting this... WARREN: Yos. EISENBUD .....for petting this to the officials in a reasonable period of time. Ido know that in Nevada, with the best of equipment and for all practical purposes an unlimited number of personnel, it would take at least a day to construct the isodose levels with sufficient detail so that you can really make a decision within a factor of two or three as to what the level was, If you had an area where it says the total dose is going to be 200 r and it turns out to be 600, that isa dreadful mnustake. Uf you keep the people out because you think it's GOO and it's only 200, then you may have wasted lives, Now, inthe Pacific on the scale of superbombs it used to take two "or three days to work out the isodose patterns. lot of territory. You had to fly ina WARREN Chere are some benefits from the visual aspect and drift of the cloud and in knowing your local meteorology. If you can locate the site, then you can puess at the upwind safety aspects from fallout. In our case we are very fortunate because we have a mountain essentially in the center of the town from which Civil Defense has a lookout and monitoring station. You would know right then— headquarters would know and would have on their network information that there was a visible detonation in sucy-and- such a quadrant, and other information as it develops, DUNHAM: rolling, Let me put out another question just to keep the ball and thatas, is it safe to assume, onthe basis of the Bravo experience, that unseen fallout is probably non-lethal’ CONARD. [would guess yes,