Current measured levels

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Details for London Hillingdon

Today's Air Pollution levels are: Low (Index 3)
Pollution levels are Index 3
at 21:00 on 01/05/2025
Note: These results are based on provisional data. The data are presented in graphical form based on the highest pollutant measured at each site.

Current Levels for London Hillingdon are:

ParameterConcentrationUnitBandLast updated
GE10 33µg/m3 (FIDAS) Low (2)  01/05/2025 21:00
NO 6µg/m3   01/05/2025 21:00
NO2 95µg/m3 Low (2)  01/05/2025 21:00
NOXasNO2 105µg/m3   01/05/2025 21:00
O3 77µg/m3 Low (3)  01/05/2025 21:00
PM25 20µg/m3 (Ref.eq) Low (2)  01/05/2025 21:00