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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 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 Harlington 13.3 98.3 0 0
London Hillingdon Oxford Avenue 20.0 96.2 0 0

Exceedance history (year to date)

There are no exceedances to show