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Nuclear power plants produce nuclear waste. Waste
fuel assemblies must be removed from the reactor core after they lose efficiency. |
The waste must be placed in a pool next
to the reactor for at least five years due to intense heat and radioactivity.
Direct exposure to radiation from a single rod of this waste for a small
fraction of a second would kill an unprotected person standing anywhere
nearby. |
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But the pool at the Prairie Island nuclear plant quickly
filled, and twice, NSP increased the pool capacity by packing the waste
assemblies closer together. |
Then, in 1989, NSP applied to federal
and state agencies to again increase nuclear storage capacity. Their proposal:
store waste outside the plant in 48 steel casks on a concrete pad. |
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After a bitter fight in 1994, the Minnesota
Legislature gave NSP permission to fill up to 17 casks. |
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