Site Data

Latest data for Belfast Centre

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) 21/07/2026 10:00 59.671 µg/m3 Hourly -
Nitric oxide (NO) 21/07/2026 10:00 1.372 µg/m3 Hourly -
Nitrogen dioxide (NO2) 21/07/2026 10:00 4.973 µg/m3 Hourly -
Nitrogen oxides as nitrogen dioxide (NOXasNO2) 21/07/2026 10:00 7.076 µg/m3 Hourly -
Sulphur dioxide (SO2) 21/07/2026 10:00 0.532 µg/m3 Hourly -
Carbon monoxide (CO) 21/07/2026 10:00 0.093 mg/m3 Hourly -
PM10 particulate matter (Hourly measured) (PM10) 21/07/2026 10:00 14.500 µg/m3 (FIDAS) Hourly -
PM2.5 particulate matter (Hourly measured) (PM2.5) 21/07/2026 10:00 5.000 µg/m3 (Ref.eq) Hourly -

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