Police detectives and specialists from Explosive Ordnance Disposal are currently on scene at Treefield Close in Wingfield following a warrant being executed.
A road closure is in place on Treefield Close while services carry out their work.
Around a dozen properties are being evacuated as a precaution and we ask for you to avoid the area.
A 41 year-old man has been arrested on suspicion of making and possession of explosive device, a police spokesperson confirmed.
