TABLE 1. Month 239PU Sept. Oct. March and April Duplicate analyses (two 5-gram aliquots 1 from Enewetak Atoll soil field samples. + Analysis 1 Analysls 2 pCi/g pCi /g 3.1 4.5 12 21.6 ,, Percent Relative Variability+ (%) 3.4 4.7 14 28.8 6.5 3.1 10.9 20.2 6.1 6.0 12.6 0.0 27.2 1.6 1.2 7.6 2.3 5.1 6.0 11.7 12.7 17.9 19.4 21.1 1::: 18.2 21.6 21.8 0.58 0.62 2.35 16.86 22.95 29.56 38.23 119.2 0.62 0.73 1.97 13.39 31.42 27.15 36.82 116.2 1!:; 12.4 16.2 22.0 6.0 2.7 1.8 Median = 6.0% Range: 238PU March and Apri 1 0.01 0.03 0.20 1.89 2.66 4.00 4.09 6.66 0.02 0.05 0.18 1.57 1.96 3.53 4.07 8.82 0.0 to 27.2% 47.1 35.4 7,4 13.1 21.4 8.8 1::; Median = 16.4%. Range: 0.3 to 47.1% ‘100(s/1) September 1977 through April 1978 ‘+From Eberline Quality Assurance Reports for transmitted to R. O. Gilbert in letters from Mike Ortiz (Eberline) dated April 21 and May 15, 1978.