Office for Nuclear Regulation

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Communications between ONR and ASN relating to Hinkley Point C between March 2015 and March 2016

Date released
9 May 2016
Request number
Release of information under
Freedom of Information Act 2000

Information requested

Please could we receive any communications between the ONR and the French Nuclear Safety Authority (ASN) which have focused on, or mentioned Hinkley Point C, between March 2015 and today's date.

If this request is deemed as manifestly unreasonable, please limit the correspondence to that which specifically focuses on, or mentions EPR units.

Information released

As agreed with ONR on 7th April 2016, the scope of the information provided herein, is restricted to those communications with ASN which relate to the manufacturing anomalies associated with the Flamanville 3 RPV domes (Bookmarks Nos. 1-3 of the attached pdf file refer). Technical details relating to the foregoing manufacturing anomalies were first published by ASN on their web site in April 2015.

The documents and information provided in the bookmarked pdf file attached to this letter relate to:

  1. ONR?s attendance at the Advisory Committee of Experts for Nuclear Pressure Equipment on 30th September 2015 held at the office of ASN in Montrouge, Paris, and subsequent supporting documentation concerning the position statement issued by ASN in December 2015.
  2. The Information Exchange Meeting between ONR and ASN held at their Dijon office on 1st March 2016.

In accordance with the Freedom of Information Act (2000) exemptions all personal information has been redacted, as has any information which is outwith the agreed scope of the foregoing FoI request.

Exemptions applied


PIT (Public Interest Test) if applicable