On behalf of the State, ASN ensures the oversight of nuclear safety and radiation protection in order to protect people and the environment.

The news

Published on 19/07/2024 at 14:30

EPR Reactor: Information Letter n°25

In late 2023 and early 2024, ASN continued its monitoring of the construction of the Flamanville EPR reactor. It notably checked: the preparation for and performance of hot testing at the end of 2023, to verify the ability of the systems to perform their safety functions during hot operation of the reactor, prior to commissioning, preparedness of the teams who will be operating the reactor, prior to commissioning, the conformity of the nuclear pressure equipment, which notably includes completion of the quality review, the processing of the irregularities affecting certain equipment, and equipment conservation, completion of the installation before commissioning, whether in terms of works, processing of anomalies and start-up tests, with detailed monitoring of the progress of these actions, up until reactor commissioning, the start-up operations following commissioning, notably loading of fuel into the reactor vessel and analysis of the experience feedback from the significant events reported.

Published on 17/07/2024 at 10:46

The ASN reiterates the importance of taking radiotherapy history

The radiotherapy accident, reported to the ASN in June 2024 and classified at level 4 on the ASN-SFRO scale, related to the failure to take account of a previous radiotherapy treatment, is a reminder of the high stakes involved in radiation protection in this field.

Published on 17/07/2024 at 09:54

Radiotherapy accident

External radiotherapy is a treatment technique that uses ionising radiation generated by a particle accelerator to destroy cancer cells. The ionising radiation is administered to the area to be treated in one or more fractions, delivered over one or more days.
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ASN'S Annual Report

ASN'S Annual Report

The Nuclear Safety Authority presents the abstracts of its report on the state of nuclear safety and radiation protection in France in 2022.

This report is required by Article L. 592-31 of the Environment Code. It was submitted to the President of the Republic,  the Prime Minister and the Presidents of the Senate and the National Assembly and  transmitted to the Parliamentary Office for the  Evaluation of Scientific and Technological Choices, pursuant to the above-mentioned Article.

ASN Report - 12.15 Mo .pdf ASN Report - abstracts - 7.54 Mo .pdf Go to the report