Note: This dashboard only shows data from the monitoring sites at Heathrow Airport.
Summary (year to date)
|Monitoring Site||Annual mean (µgm-3)||Data Capture (%)||Number of days exceeding||Max daily exceedance (µgm-3)|
|Heathrow Green Gates||12.1||99.7||0||0|
|Heathrow Oaks Road||12.8||99.7||0||0|
|London Hillingdon Oxford Avenue||20.0||96.2||0||0|
Exceedance history (year to date)
There are no exceedances to show