![NRC Cites Xcel Energy For Prairie Island Problem](http://townsquare.media/site/67/files/2011/02/xcel_energy.jpg?w=980&q=75)
NRC Cites Xcel Energy For Prairie Island Problem
The Nuclear Regulatory Commission has cited Xcel Energy for a safety problem involving battery chargers for its Unit 1 reactor at the Prairie Island nuclear plant. The devices charge batteries that provide backup power for safety equipment. Under certain conditions, the old chargers could lock up.