Monitoring in Spelthorne

Nitrogen dioxide and particulate matter are monitored in the Borough at one continuous monitoring station and a network of diffusion tubes. Nitrogen dioxide is the principal pollutant of concern in the Borough and the most extensively monitored.

Find your nearest monitoring point using My Spelthorne. Enter your address and navigate to the 'My Nearest' tab to find out more.

There is currently only one continuous monitoring station, at Oaks Road, Stanwell, which monitors nitrogen dioxide and particulate matter. This station is owned by Heathrow Airport Ltd, operators of Heathrow Airport. The Council has a network of over 40 diffusion tube locations measuring levels of nitrogen dioxide across the Borough. pdf icon Download a plan showing all the monitoring locations. [1005kb]