by , on July 7, 2014

After a 2013 incident at an Arkansas nuclear power plant, the U.S. Nuclear Regulatory Commission (NRC)  has determined the incident to be of ‘substantial safety significance’. The accident occurred at Entergy Corp’s Arkansas Nuclear One plant in Russellville, AR. One worker was killed  and eight others injured when a generator fell while was being moved out of the turbine building. A small explosion occurred inside electrical cabinets. The fall resulted in damage to electrical cables and equipment causing a power outage in a portion of the plant and increasing risk to the company. Emergency generators had to be used for six days to supply power to cooling systems in the plant.

Initially classified as an “unusual event’, the event was later determined to be a ‘substantial safety significance’.

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Hugh Hoagland
About author:
Hugh Hoagland is the foremost tester of clothing and PPE exposed to electrical arcs and is an arc flash expert. Read more about Hugh.

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