Site Data

Latest data for Southend-on-Sea

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) 03/03/2026 08:00 8.382 µg/m3 Hourly -
Nitric oxide (NO) 03/03/2026 08:00 13.970 µg/m3 Hourly -
Nitrogen dioxide (NO2) 03/03/2026 08:00 30.791 µg/m3 Hourly -
Nitrogen oxides as nitrogen dioxide (NOXasNO2) 03/03/2026 08:00 52.211 µg/m3 Hourly -
PM10 particulate matter (Hourly measured) (PM10) 03/03/2026 08:00 23.700 µg/m3 (FIDAS) Hourly -
PM2.5 particulate matter (Hourly measured) (PM2.5) 03/03/2026 08:00 17.359 µg/m3 (Ref.eq) Hourly -

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