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Computer Glitch Leads to Shutdown of Nuclear Reactor

Event Year
2012
Reliability
Confirmed
Country
United States
Industry
Power and Utilities

Description

One of the two nuclear reactors at the Susquehanna Nuclear Powerplant was shut down because a computer system that controls the reactor’s water level was not functioning properly. The reactor was shut down manually by operators when they identified the malfunction. The cause of the control system malfunction is being investigated.

Impact

The Unit 2 reactor at the Susquehanna Nuclear Power Plant was safely shut down after operators discovered that a computer system that controls the reactor’s water level was not functioning properly.