TVA shuts down Watts Bar reactor, declares 'unusual event' | Chattanooga Times Free Press

TVA shuts down Watts Bar reactor, declares 'unusual event' | Chattanooga Times Free Press: The Tennessee Valley Authority idled one of the reactors at its newest nuclear power plant Wednesday after a gauge indicated a lower than expected level in one of its four steam generators and then, within 15 minutes of when workers shut down the Unit 1 reactor, workers detected smoke in a battery room in the control building.