cloud. The H+6 wind profile was used and constent fall ratel of .15, ' .57 and 2.1 m/sec, respectively,were used for the three parti€le sizes. (Including the altitude dependence of fall rate is probably ¢n over- specification, considering the uncertainty in the spatial varfatior. of the wind). - Shown in Figure 3 is this envelope. Taongi i§ definitely affected by the Union fallout, but the other islands are outs|de the fallout envelope. . + DOE ARCHIVES 37