Rhydymwyn tunnels - radon gas
Radon gas levels in the tunnel complex at Rhydymwyn.
Applies to England and Wales
Documents
Details
Radon gas - FOI information about the decision to close the entrance to the tunnels due to elevated levels of radon gas.
Updates to this page
Published 15 October 2013Last updated 2 July 2014 + show all updates
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Minor change - spelling amendment.
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First published.