Between ten and twenty per cent of the homes in this 10km grid square are estimated to be above the Reference Level. This is a High Radon Area.


More than twenty per cent of the homes in this 10km grid square are estimated to be above the Reference Level. This is a High Radon Area.


Between five and ten per cent of the homes in this 10km grid square are estimated to be above the Reference Level


Between one and five per cent of the homes in this 10km grid square are estimated to be above the Reference Level


Less than one per cent of the homes in this 10km grid square are estimated to be above the Reference Level