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·DOJ Special Investigations Data
Annual Site Environmental Report for 1999
Table C.66 Sediment at JP-0057
Analysis Units Minimum Maximum Average
Detected
Count
Actinium-228 pCi/g 0.2468 0.2468 0.2468 1
Alpha activity pCi/g 32.68 32.68 32.68 1
Beta activity pCiJg 31.7 31.7 31.7 1
Bismuth-214 pCi/g 0.3561 0.3561 0.3561 1
Cesium-137 pCi/g 0.07042 0.07042 0.07042 1
Chromium mg/kg 12.2 12.2 12.2 1
Lead-212 pCi/g 0.2088 0.2088 0.2088 1
Lead-214 pCi/g 0.3464 0.3464 0.3464 1
Mercury mglkg 0.33 0.33 0.33 1
Neptunium-237 pCi/g 0.083 0.1054 0.0942 2
Plutonium-239/240 pCi/g 0.32 0.336 0.328 2
Potassium-40 pCi/g 2.854 2;854· i.854 1
Radium-223 pCi/g 0.1027 0.1027 0.1027 1
Thorium-228 pCi/g 0.176 0.176 0.176 1
Thorium-230 pCi/g 11.1 11.1 11.1 1
Thorium-232 pCi/g 0.0845 0.232 0.15825 2
Uranium mglkg 21 21 21 1
Uranium pCi/g 13.2 13.2 13.2 1
Uranium-234 pCi/g 4.9 5.2 5.05 2
..
Uranium-235 pCi/g 0.3 0.3 0.3 1
Uranium-235 wt% 0.53 0.53 0.53 1
Uranium-238 ECi/~ 7 7.97 7.485 2
Appendix C C-43