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Radon Crisis in UK Prisons Sparks Urgent Investigations

2/20/2026

28 5 Full Breakdown

Summary

Story summary

Unsafe radon levels in 16 UK prisons are prompting investigations by the Ministry of Justice.
HMP Dartmoor was closed in 2024 after radon exceeded limits.
Documents show HMP Exeter recorded 2,750 bq/m³ of radon in 2020.
Current prisoners at Exeter and HMP Lindholme have health concerns and report radon symptoms.
The Prison Officers Association is collaborating with prison management to monitor radon levels and ensure risk assessments are conducted.

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Story summary

Unsafe radon levels in 16 UK prisons are prompting investigations by the Ministry of Justice.
HMP Dartmoor was closed in 2024 after radon exceeded limits.
Documents show HMP Exeter recorded 2,750 bq/m³ of radon in 2020.
Current prisoners at Exeter and HMP Lindholme have health concerns and report radon symptoms.
The Prison Officers Association is collaborating with prison management to monitor radon levels and ensure risk assessments are conducted.