Cook was 1 in 83,333 , according to an NRC study published in August 2010 .
The Nuclear Regulatory Commission 's estimate of the risk each year of an earthquake intense enough to cause core damage to the reactor at D.C.
Cook was 1 in 83,333 , according to an Nuclear Regulatory Commission study published in August 2010 .
The Nuclear Regulatory Commission 's estimate of the risk each year of an earthquake intense enough to cause core damage to the reactor at D.C.