Latest measured levels based on data provided by the Environment Agency

Here you can view the detailed data behind the latest measurement summary displayed on UK-AIR, and also a summary of information that has been displayed over the previous 24 hours. The detailed data tabulated below are from monitoring sites within the AURN. Graphs of hourly monitoring data are also available to view as weekly time series. You can also subscribe to this information as an email alert.

  • View the legend
  • Pollutant levels recorded for the hour up to 10pm Mon 7th Apr 2025

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Eastern

Latest measured levels based on data provided by the Environment Agency
Monitoring site Running 8 Hour mean Ozone
(µgm-3)
Hourly mean
Nitrogen dioxide
(µgm-3)
Max 15 min mean
Sulphur dioxide
(µgm-3)
Running 24 Hour mean
PM2.5
Particles
(µgm-3)
Running 24 Hour mean
PM10
Particles
(µgm-3)
Last
updated
Borehamwood Meadow Park
Timeseries Graph
n/m11 (1 Low)n/m7 (1 Low)13 (1 Low)
*2
07/04/2025
22:00:00
Cambridge Roadside
Timeseries Graph
n/m19 (1 Low)n/mn/mn/m 07/04/2025
22:00:00
Luton A505 Roadside
Timeseries Graph
n/m23 (1 Low)n/m8 (1 Low)n/m 07/04/2025
22:00:00
Norwich Lakenfields
Timeseries Graph
81 (3 Low)8 (1 Low)n/m5 (1 Low)9 (1 Low)
*2
07/04/2025
22:00:00
Peterborough Garton End
Timeseries Graph
n/mn/mn/m5 (1 Low)13 (1 Low)
*2
07/04/2025
22:00:00
Sibton
Timeseries Graph
86 (3 Low)n/mn/m6 (1 Low)10 (1 Low)
*2
07/04/2025
22:00:00
Southend-on-Sea
Timeseries Graph
84 (3 Low)14 (1 Low)n/m7 (1 Low)13 (1 Low)
*2
07/04/2025
22:00:00
St Osyth
Timeseries Graph
93 (3 Low)6 (1 Low)n/m7 (1 Low)15 (1 Low)
*2
07/04/2025
22:00:00
Stanford-le-Hope Roadside
Timeseries Graph
n/m23 (1 Low)n/m10 (1 Low)23 (2 Low)
*1
07/04/2025
22:00:00
Thurrock
Timeseries Graph
89 (3 Low)20 (1 Low)2 (1 Low)7 (1 Low)14 (1 Low)
*2
07/04/2025
22:00:00
Weybourne
Timeseries Graph
86 (3 Low)n/mn/m5 (1 Low)12 (1 Low)
*2
07/04/2025
22:00:00
Wicken Fen
Timeseries Graph
61 (2 Low)7 (1 Low)3 (1 Low)6 (1 Low)14 (1 Low)
*2
07/04/2025
22:00:00

» View the latest regional summary for this region

Legend

  • n/m means that the pollutant is not measured at that site
  • n/a means that no data were recorded for the period
  • *1: measurements are PM10 BAM 1020 heated
  • *2: measurements are PM10 FIDAS
  • *3: measurements are PM10 SEQ 47/50