Heathrow Airwatch uses cookies to make the site simpler. Find out more about this

Compliance Dashboard

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 hours exceeding Max hourly exceedance (µgm-3)
Heathrow Green Gates 23.5 99.7 0 n/a
Heathrow Oaks Road 23.5 99.7 0 n/a
London Harlington 21.2 98.3 0 n/a
London Hillingdon Oxford Avenue 25.2 99.3 0 n/a

Exceedance history (year to date)

There are no exceedances to show