INES-event
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Shutdown due to Tritium increase in reactor room

On December 17th, Atucha I was manually shutdown to perform corrective maintenance tasks.
The cause of the was the unexpected increase in [H3] into the reactor room produced by a loss of heavy water after a process of refueling in fuel channel K15.
The estimated time to restart operation is a week, however it will depend of the evaluation in course

Location: ATUCHA-1
Event date: Sun, 17-12-2006
Nuclear event report
Legenda & explanation