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) 17/11/2025 10:00 7.584 µg/m3 Hourly -
Nitric oxide (NO) 17/11/2025 10:00 48.769 µg/m3 Hourly -
Nitrogen dioxide (NO2) 17/11/2025 10:00 64.069 µg/m3 Hourly -
Nitrogen oxides as nitrogen dioxide (NOXasNO2) 17/11/2025 10:00 138.848 µg/m3 Hourly -
Sulphur dioxide (SO2) 17/11/2025 10:00 2.594 µg/m3 Hourly -
Carbon monoxide (CO) 17/11/2025 10:00 0.466 mg/m3 Hourly -
PM10 particulate matter (Hourly measured) (PM10) 17/11/2025 10:00 25.400 µg/m3 (FIDAS) Hourly -
PM2.5 particulate matter (Hourly measured) (PM2.5) 17/11/2025 10:00 7.453 µg/m3 (Ref.eq) Hourly -

You may also be interested in: