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Compliance Dashboard

Note: This dashboard only shows data from the monitoring sites at Heathrow Airport.

NO2

Summary (year to date)

Monitoring Site Annual mean (µgm-3) Data Capture Number of hours exceeding Max hourly exceedance (µgm-3)
Heathrow Green Gates 18.7 99.3 0 n/a
Heathrow Oaks Road 15.2 99.7 0 n/a
London Harlington 19.6 98.3 0 n/a
London Hillingdon Oxford Avenue 22.0 99.4 0 n/a

Exceedance history (year to date)

There are no exceedances to show