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RSS feed source: International Atomic Energy Association--Nuclear & Radiological Events

Fuel misplaced

Print View Posted on: 23 November 2024

Event Date: 20 November 2024 Event Type: Research Reactor Event Location: Mexico, National Institute for Nuclear Research INES Rating: 0 (Final)

On November 20, 2024, at around 15:00 hours, during the inspection carried out by IAEA safeguards personnel to perform the Criticality test of the MXA-TRIGA Mark III Reactor and verify its reactor configuration, it was detected that in position B-1 of ring B, which should be empty according to the configuration, there is nuclear fuel from position C-1.
As corrective actions, the fuel in position B-1 will be returned to its correct position, after the inspection work on the aluminum coating of the reactor pool is completed and the water level is returned to its normal condition, since it is currently 4.40 m below its normal level.
Finally, this regulatory body was notified on November 21, 2024.

INES Rating: 0 – Below scale (Final) as per 22 November 2024

Impact on people and the environment Release beyond authorized limits? No

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