Firefighters have been called to HMP Isle of Wight today (Wednesday).
At least two appliances, from Newport and Cowes, are attending the Albany part of the site in Newport - Isle of Wight Radio understands.
*Updated 1.30pm
*Firefighters were called after a smell of smoke was reported in the prison.
A small evacuation took place as a precautionary measure, but crews have since stood down.