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7.37<br />

TABLE 7.3.18 Principal Contributors to the Hazard Index(a)<br />

Reprocessing<br />

Fuel Cycle Case Date Year 2070 1000 Years 10,000 Years 100000 Years 1,000,000 Years<br />

Once-Through 3 NA(b)<br />

Reprocessing 3 1990<br />

2010<br />

4 2000<br />

5 2000<br />

9 0<br />

Sr 95% 241Am 60%<br />

1 3 7 2 40<br />

Cs 2%<br />

Pu 23%<br />

2 3 9<br />

Pu 52%<br />

2 40<br />

Pu 38%<br />

2 2 6 2 2 6<br />

Ra 65%<br />

Ra 68%<br />

2 10<br />

Pb 22% 210Pb 23%<br />

2 39 2 26 2 3 9 2 2 9<br />

Pu 14%<br />

Ra 4%<br />

u 8%<br />

Th 4%<br />

97% '77 95I 95%<br />

9 0 r 96% 241Am 75%<br />

137Cs 2% 243Am 11%<br />

240u 0%<br />

24 3 Am 34%<br />

24 0 Pu 28%<br />

2 3 9<br />

Pu 22%<br />

12 9<br />

1 3%<br />

2 2 6 Ra 53%<br />

2 10 Pb 18%<br />

2 2 6 Ra 30%<br />

2 2 9 Th 27%<br />

1 2 9 1 7% 1291 20%<br />

2 3 9 Pu 6%<br />

226Ra 3% 237Np 4%<br />

2 1 0 Pb 10%<br />

2 3 7 Np 9%<br />

126Sn 3% 229Th 4%<br />

98U 96 9-3% 92% 96%<br />

9 0 2 2 9<br />

Sr 96% 241Am 94% 243Am 40% 1291 23%<br />

Th 41%<br />

2 4 3 2 39<br />

137Cs 2 26 2% Am 3%<br />

Pu 19%<br />

Ra 22% 1291 30%<br />

240u 12%<br />

129! 9%<br />

2 3 7 Np 13%<br />

2 2 9 Th 10%<br />

126Sn 7% 126Sn 10%<br />

2 3 7<br />

Np 5%<br />

2 10<br />

Pb 7%<br />

2 3 7 Np 13%<br />

2 26 Ra 9%<br />

2 3 9 Pu 7%<br />

98 %97W 92% 92% 93%<br />

9 0 2 2 6 2 2 9<br />

Sr 96% 241Am 86% 243Am 43%<br />

Ra 31%<br />

Th 38%<br />

1 3 7 2 3 9 Cs 2% 243Am 8%<br />

Pu 19% 1291 18% 1291 28%<br />

240u 16%<br />

2 10 Pb 11%<br />

2 26 Ra 13%<br />

1291 6% 237Np 10% 237Np 12%<br />

1 26 Sn 5%<br />

237Np 3%<br />

2 2 9 Th 9%<br />

2 3 9 Pu 8%<br />

126Sn 8%<br />

98 94% 92N 95 91%<br />

9 0 Sr 96% 241Am 85% 243Am 44%<br />

1 3 7 Cs 2%<br />

2 4 3 A 9%<br />

2 2 6 Ra 33%<br />

2 2 9 Th 36%<br />

2 3 9 Pu 19% 1291 17% 1291 29%<br />

240Pu 17% 210Pb 11%<br />

2 26<br />

Ra 14%<br />

1291<br />

1 2 6<br />

Sn<br />

5%<br />

4%<br />

2 3 9<br />

u<br />

2 37<br />

Np<br />

9<br />

9%<br />

237Np 12%<br />

2 3 7 Np 3%<br />

2 29 Th 8%<br />

1 26 Sn 8%<br />

9B% ri 927% 5a VIdT<br />

(a) Contribution <strong>of</strong> daughter nuclides is included.<br />

(b NA = not applicable.

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