Site Data

Latest data for London Hillingdon

The table below shows the latest data for this monitoring site. Use the links below the table to view the interactive map or perform further site searches.

Pollutant Date Time Measurement Unit Period Comment
Ozone (O3) 15/07/2025 19:00 36.122 µg/m3 Hourly -
Nitric oxide (NO) 15/07/2025 19:00 5.363 µg/m3 Hourly -
Nitrogen dioxide (NO2) 15/07/2025 19:00 20.655 µg/m3 Hourly -
Nitrogen oxides as nitrogen dioxide (NOXasNO2) 15/07/2025 19:00 28.879 µg/m3 Hourly -
PM10 particulate matter (Hourly measured) (PM10) 15/07/2025 19:00 22.000 µg/m3 (FIDAS) Hourly -
PM2.5 particulate matter (Hourly measured) (PM2.5) 15/07/2025 19:00 8.396 µg/m3 (Ref.eq) Hourly -

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