
Over 10 United States nuclear reactor licenses could be modified, suspended, or revoked pending NRC findings
On Thursday, February 16, 2012, the Nuclear Regulatory Commission (NRC) staff issued 10 CFR 50.54(f) letters to plants that use Westinghouse realistic emergency core cooling system (ECCS) methods (ASTRUM or CQD) and have a peak cladding temperature (PCT) greater than 2000 degrees F. The NRC is concerned that aging nuclear fuel used in Westinghouse reactors […]