Source · Select Committees · Public Accounts Committee
Recommendation 10
10
Acknowledged
MoJ remains committed to remediating and reoccupying HMP Dartmoor despite radon challenges.
Conclusion
In our January 2025 session on prison estate capacity, MoJ stressed that it aimed to remediate HMP Dartmoor and bring it back into use if it could find a technical solution to radon issues at the site.19 MoJ reiterated that this remains its ambition as it does not want to lose permanently the capacity the prison provides.20 It explained that it had engaged a wide range of suppliers, including radon mitigation specialists, the UK Health Security Agency, independent Radon Protection Advisers and airflow engineers, 13 Qq 14-15, 18 14 Letter from Ministry of Justice concerning HMP Dartmoor, 2 October 2025 15 Qq 31-32 16 Letter from the Ministry of Justice, 6 November 2025 17 Qq 22-23 18 Qq 16, 18 19 Prison estate capacity, HC 366, 27 January 2025, Qq 125-128 20 Q 17 9 for their expertise on addressing radon issues.21 This included advice on long-term plans to reduce radon levels to safe levels, to allow the prison to be reoccupied.
Government Response Summary
The MoJ and HMPPS will write to the Committee once the proposed approach to remediating Dartmoor has been decided.
Government Response
Acknowledged
HM Government
Acknowledged
2.1 The government agrees with the Committees recommendation Target implementation date: June 2026 2.2 The MoJ and HMPPS will write to the Committee once the proposed approach to remediating Dartmoor has been decided.