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 hours16:41 28/10 - 16:41 29/104.131Low
PM10 Particles24 hours16:41 28/10 - 16:41 29/105.971Low
Ozone8 hours08:41 29/10 - 16:41 29/1081.563Low
Nitrogen Dioxide1 hour15:41 29/10 - 16:41 29/107.971Low
Sulphur Dioxide15 mins16:26 29/10 - 16:41 29/100.171Low

Today and Yesterday

Average for: (UTC) Species [µg/m3]
PM2.5PM10OzoneNO2SO2
28/10/20204.44 6.91 56.56 3.85 0.18
 
0:00 - 1:00 29/10/2020 3.88 5.60 51.22 4.71 0.25
1:00 - 2:00 29/10/2020 4.66 6.61 48.69 4.60 0.19
2:00 - 3:00 29/10/2020 4.87 7.04 50.76 3.73 0.27
3:00 - 4:00 29/10/2020 5.14 7.79 51.94 2.85 0.31
4:00 - 5:00 29/10/2020 5.15 7.58 53.89 2.37 0.27
5:00 - 6:00 29/10/2020 5.55 8.59 51.73 2.45 0.28
6:00 - 7:00 29/10/2020 6.04 9.34 48.88 2.34 0.24
7:00 - 8:00 29/10/2020 6.38 10.02 45.13 3.36 0.31
8:00 - 9:00 29/10/2020 6.37 9.54 46.12 4.17 0.33
9:00 - 10:00 29/10/2020 6.14 9.00 45.87 5.06 0.31
10:00 - 11:00 29/10/2020 5.83 8.30 386.20 6.32 0.29
11:00 - 12:00 29/10/2020 5.45 7.47 21.50 7.18 0.28
12:00 - 13:00 29/10/2020 4.93 6.52 36.24 8.87 0.24
13:00 - 14:00 29/10/2020 3.70 4.56 38.17 13.52 0.19
14:00 - 15:00 29/10/2020 2.86 3.77 41.47 13.19 0.20
15:00 - 16:00 29/10/2020 2.11 3.21 47.25 9.76 0.20

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