Air Quality Index

Although values are related to the Defra banding, this is unchecked raw data and may have gaps and inaccuracies.

Band and Index

Low 1Low 2Low 3 Moderate 4Moderate 5Moderate 6 High 7High 8High 9 Very High 10

Current Values

SpeciesAveraging IntervalTime UTC[µg/m3]IndexBand
PM2.5 Particles24 hours03:11 27/05 - 03:11 28/054.741Low
PM10 Particles24 hours03:11 27/05 - 03:11 28/056.471Low
Ozone8 hours19:11 27/05 - 03:11 28/0567.203Low
Nitrogen Dioxide1 hour02:11 28/05 - 03:11 28/054.191Low
Sulphur Dioxide15 mins02:56 28/05 - 03:11 28/050.461Low

Today and Yesterday

Average for: (UTC) Species [µg/m3]
PM2.5PM10OzoneNO2SO2
27/05/20204.43 6.21 69.03 2.60 0.52
 
0:00 - 1:00 28/05/2020 5.79 6.88 62.54 0.85 0.54
1:00 - 2:00 28/05/2020 7.17 9.36 62.95 1.34 0.53
2:00 - 3:00 28/05/2020 8.33 10.46 58.60 4.31 0.55

(All data displayed are preliminary and have not been subject to quality control)
envSoft@uea.ac.uk 2020 Alex Etchells