Site Data

Latest data for Horley

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
Nitric oxide (NO) 17/05/2026 18:00 0.374 µg/m3 Hourly -
Nitrogen dioxide (NO2) 17/05/2026 18:00 2.486 µg/m3 Hourly -
Nitrogen oxides as nitrogen dioxide (NOXasNO2) 17/05/2026 18:00 3.060 µg/m3 Hourly -
PM10 particulate matter (Hourly measured) (PM10) 17/05/2026 18:00 4.700 µg/m3 (FIDAS) Hourly -
PM2.5 particulate matter (Hourly measured) (PM2.5) 17/05/2026 18:00 2.830 µg/m3 (Ref.eq) Hourly -

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